CASIO 5625 Watch User Guide
- June 4, 2024
- Casio
Table of Contents
- CASIO 5625 Watch
- Watch Face Items
- Navigating Between Modes
- Mode Overview
- Using the Crown
- Fast Forward/Fast Reverse
- Stopping Fast Forward/Fast Reverse
- Hand and Day Indicator Movement
- Solar Charging
- Remaining Charge and Dead Battery
- Charging Time Guidelines
- Power Saving
- Recovering from Power Saving
- Viewing the Face in the Dark
- Useful Features
- Time Adjustment
- Time Calibration Signal Reception Ranges
- Using Watch Operations to Adjust the Time Setting
- Time Adjustment Using a Time Signal
- Using the Watch in a Medical Facility or Aircraft
- Appropriate Signal Reception Location
- Time Calibration Signal Reception Ranges
- Auto Time Calibration Signal Receive
- Manual Time Signal Receive
- Using Watch Operations to
- City (Time Zone) List
- Adjusting the Time and Day Setting
- Configuring the Summer Time Setting
- Checking the Last Time Adjustment Result
- Using the Watch in a Medical Facility or Aircraft
- Using Mobile Link with a Mobile Phone
- Getting Ready
- Auto Time Adjustment
- Triggering Immediate Time Adjustment
- Configuring World Time Settings
- Selecting a World Time City
- Setting the Alarm
- Configuring Timer Settings
- Adjusting Hand and Day Indicator Alignment
- Phone Finder
- Configuring Watch Settings
- Changing the Home City Summer Time Setting
- Self-Check Feature
- Connection
- Connecting with a Phone
- Unpairing
- IPhone Only
- Dual Time
- Selecting a Time Zone
- Configuring the Summer Time Setting (Dual Time)
- Enter the Calendar Mode
- Swapping the Home City Time and Dual Time
- Stopwatch
- Measuring Elapsed Time
- Timer
- Setting a Start Time
- Using the Timer
- Alarm
- Adjusting Hand and Day Indicator Alignment
- Other Settings
- International Travel
- Other Information
- Supported Phones
- Specifications
- Troubleshooting
- Phone Watch Connection
- Changing to a Different Phone Model
- Auto Time Adjustment by Bluetooth Connection Time Adjustment
- Alarm
- Hand Movement and Indications
- Crown Operations
- Other
- References
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
CASIO 5625 Watch
Overview of the watch and introduces convenient ways it can be used.
Note
The illustrations included in this operation guide have been created to
facilitate explanation. An illustration may differ somewhat from the item it
represents.
Watch Face Items
- Day of week
- In the Calendar Mode, the mode hand points to the day of the week in the Home City.
- Summer time setting
- The mode hand points to the current summer time setting.
- ST
- In the Stopwatch Mode, the mode hand points to [ST].
- [TR]
- In the Timer Mode, the mode hand points to [TR].
- [AL]
- In the Alarm Mode, the mode hand points to [AL].
- [C]
- When connection with the phone starts, the second hand will point to [C].
- [RC]
- The second hand points to [RC] while time calibration signal reception is in progres
- Alarm on/off setting
- In the Alarm Mode, the second hand indicates if the alarm is enabled or disabled.
- [ON]: Alarm enabled [OFF]: Alarm disabled
- Last receive result, phone connection status, Airplane Mode setting
Last receive result
The second hand indicates the last receive result if the watch has never been paired with a phone, or if the phone pairing data has been deleted on the watch.
- [Y(YES)]: Auto time adjustment successful
- [N(NO)]: Auto time adjustment failed
Phone connection status
The second hand indicates the phone connection status if the watch has been paired with a phone.
- [Y(YES)]: The watch is connected to your phone.
- [N(NO)]: The watch is not connected to your phone.
Airplane Mode setting
The second hand indicates if auto time adjustment (Airplane Mode) is enabled or disabled.
- [Y(YES)]: Auto time adjustment enabled
- (Airplane Mode disabled)
- [N(NO)]: Auto time adjustment disabled ,Airplane Model enabled.
Navigating Between Modes
Press (C) to cycle between modes. In any mode, hold down (C) for at least one second to enter the Calendar Mode.
Connecting with a Phone
Hold down (B) for at least 0.5 seconds until the second hand points to [C].
Mode Overview
Calendar Mode
The main hour, minute, and second hands indicate the current time. The small hour and minute hands show another time (Dual Time).
- Current location time (24-hour time) One revolution every 24 hours.
- Day of the week at current location
- Dual Time minute
- Dual Time hour
- Dual Time hour 24-hour hand.
- The hand points to the A-side for a.m. times, and to the P-side for p.m. times.
- Current location date.
Time Adjustment
Using a Time Calibration Signal
Hold down (B) for at least 0.5 seconds until the second hand points to
[RC]. A manual time calibration signal receive operation cannot be performed
while the watch is paired with a phone.
Swapping the Current Location Time and Dual Time
- Hold down (A) for at least three seconds.
- Connecting with a Paired Phone to Adjust the Watch’s Time
- Hold down (B) for at least 0.5 seconds until the second hand points to [C].
- Searching for a Paired Phone.
- Hold down (B) for at least five seconds.
Stopwatch Mode
The second hand, and the small hour and minute hands indicate the elapsed stopwatch time. The main hour and minute hands indicate the current time.
- Stopwatch seconds
- Stopwatch hours
- Stopwatch minutes
- Stopwatch hours (24-hour time)
- The hand points to the A-side for hours 0 through 12, and to the P-side for hours 12 through 24.
Timer Mode
The second hand, and the small hour and minute hands indicate the current countdown time. The main hour and minute hands indicate the current time.
- Timer seconds
- Timer hours
- Timer minutes
- Timer hours (24-hour time)
- The hand points to the A-side for hours 0 through 12, and to the P-side for hours 12 through 24.
Alarm Mode
The small hour and minute hands indicate the alarm time. The second hand indicates the alarm enabled/ disabled setting. The main hour and minute hands indicate the current time.
- Alarm minute
- Alarm enabled/disabled
- Alarm hour
- Alarm hour (24-hour time) The hand points to the A-side for a.m. times, and to the P-side for p.m. times.
Using the Crown
The watch’s crown is a screw-in (screw lock) type. To use the crown, you first need to rotate it towards you (leftwards) to loosen it.
Important
To prevent loss of water resistance and/or damage due to impact, be sure to
screw the crown in by rotating it away from you as you push it in.
When pushing the crown back in, take care not to apply too much force.
Fast Forward/Fast Reverse
After pulling out the crown to the first or second click, rotating it quickly in succession in either direction will start a fast forward or fast reverse operation. While a fast forward operation is in progress, quickly rotating the crown in succession again will increase the speed even further.
Stopping Fast Forward/Fast Reverse
Rotate the crown in the direction opposite that of the ongoing operation or press any button.
Note
If you do not perform any operation for about two minutes after pulling out
the crown, crown operations will automatically become disabled. If that
happens, push the crown back in and then pull it out again.
Hand and Day Indicator Movement
Changing the day setting of the watch will also cause the mode hand to move.
Day
It can take anywhere from about 10 to 40 seconds for the day indicator to change after timekeeping reaches midnight. The mode hand moves as the day indicator changes. The day may not be indicated correctly while the watch’s crown is pulled out.
Solar Charging
This watch runs on power supplied from a rechargeable (secondary) battery that is charged by a solar panel. The solar panel is integrated into the face of the watch, and power is generated whenever the face is exposed to light.
Charging the Watch
When you are not wearing the watch, put it i a location where it is exposed to bright light
While you are wearing the watch, make sure that its face (solar panel) is not blocked from light by the sleeve of your clothing. Power generation efficiency is reduced even when the face of the watch is blocked only partially.
Important
Depending on light intensity and local conditions, the watch may become hot to
the touch when exposed to light fo charging. Take care to avoid burring
injury after charging. Also, avoid charging the watch under high temperature
conditions like the ones described below
- On the dashboard of a vehicle parked in the sun.
- Near an incandescent light bulb or other source of heat.
- Under direct sunlight or in other hot areas for long periods.
Remaining Charge and Dead Battery
You can determine if the charge level is low by checking the hand movement. Functions become disabled as battery power goes low.
Important
Should the battery go low or go dead, expose the face (solar panel) to light
as soon as possiblel
Note
Exposing the watch face to light after the battery goes dead will cause the
second hand to revolve counterclockwise until it stops at second 57. This
indicates charging has started.
Low Battery Power
The second hand jumps at two-second intervals.
Dead Battery
All hands and the day indicator are stopped.
Charging Time Guidelines
The table below shows guidelines for approximate charging times.
Charging Times Required for 1 Day of Operation
Light Intensity | Approximate Charging Time |
---|
High
p
Low
| A| 8 minutes
B| 30 minutes
C| 48 minutes
D| 8 hours
Times Required to Achieve Next Charge Level
Light Intensity
| Approximate Charging Time
---|---
Charge Level
1
| Charge Level
2
High
p
Low
| A| 2 hours| 21 hours
B| 5 hours| 77 hours
C| 8 hours| 124 hours
D| 76 hours| –
Charge Level 1
Time from dead battery until watch operation starts.
Charge Level 2
Time from watch operation start until a full charge.
Light Intensity
- Sunny day, outdoors (50,000 lux)
- Sunny day, near a window (10,000 lux)
- Overcast day, near a window (5,000 lux)
- Indoor fluorescent lighting (500 lux)
Note
Actual charging time depends on the local charging environment.
Power Saving
If the watch is not moved for about one hour, the connection with your phone will be terminated and the watch will enter Level 1 power saving. Also, leaving the watch in a dark location for about one hour between the hours of 9 p.m. and 6 a.m. will cause the second hand to stop, and the watch will enter Level 2 power saving. If the watch is left in this condition for six or seven days, all hands will stop and the watch will enter Level 3 power saving.
Level 1
Except for communication with a phone, watch functions are operational.
Level 2
Basic timekeeping functions are operational.
Level 3
Only the day indicator is operational.
Note
Note that the watch also may enter the power saving state if its face is
blocked from light by your sleeve while you are wearing it. The watch will
enter power saving when it is in one of the modes below.
- Calendar Mode
- Stopwatch Mode (reset to all zeros)
- Timer Mode (timer start time displayed)
Recovering from Power Saving
Operation
Use one of the operations below to exit power saving.
- Press any button.
- Perform some crown operation.
- Angle the watch towards your face.
- To go from Level 2 or Level 3 power saving to Level 1 power saving, place the watch in a brightly lit location.
Viewing the Face in the Dark
The watch has an LED light that you can use to illuminate the display for about three seconds for viewing in the dark. When turned on, illumination becomes gradually brighter and then gradually dimmer.
Turning On Illumination
Press (A) to illuminate the face of the watch.
Face illumination is disabled in the Stopwatch Mode and Timer Mode. Illumination will turn off automatically if an alarm starts to sound. Illumination is disabled while the hands are moving at high speed. The light may flicker when it turns on or off.
Useful Features
Pairing the watch with your phone makes a number of the watch’s features easier to use.
Auto time adjustment
Selection of More Than 300 World Time cities
Configuring World Time Settings
In addition, a number of other watch settings can be configured using your phone. To transfer data to a watch and to configure settings, you first need to pair the watch with your phone. Your phone needs to have the CASIO MRG Connected” app installed to pair with the watch.
Time Adjustment
Your watch can obtain date and time information by connecting with a phone and by receiving time signals, which it uses to adjust its settings.
Important
When you are on an aircraft or in any other location where radio signals may
cause problems, enable the watch’s Airplane Mode to disable connection with
your phone.
Using the Watch in a Medical Facility or Aircraft
Referring to the information below, configure the time setting in accordance with the method that suits your own lifestyle.
Do you use a phone?
Time adjustment by connecting with your phone is recommended.
Can you receive a time signal in your area?
While the watch’s Home Time City setting is one where a time signal can be received, the watch’s time and da settings can be adjusted in accordance with the signal.
Time Calibration Signal Reception Ranges
Selecting Your Home City’s Time Zone.
Other than the above. If you are unable to connect with a phone and are unable to receive a time signal, you can perform watch button operations to adjust its time setting.
Using Watch Operations to Adjust the Time Setting
Time Adjustment Using a Time Signal
Overview
The watch’s time and day settings can be configured in accordance with a received time calibration signal.
Important
- In order to make it possible for the current time setting to be adjusted correctly based on time calibration signal reception, you need to specify the time zone where you are using the watch.
- If the watch was unable to connect with a phone even once for time adjustment during the previous day while connection with a phone is being used, it will automatically try to receive a time calibration signal.
- When you are on an aircraft or in any other location where radio signals may cause problems, enable the watch’sAirplane Mode to disable connection with your phone.
Using the Watch in a Medical Facility or Aircraft
Note
Areas where time calibration signal reception is supported are limited. When
the watch is in an area where time calibration signal reception is not
possible, connect with a phone to adjust time and day settings.
Time Calibration Signal Reception Ranges
If the watch does not indicate the correct time even after it receives time calibration signal, correct the hand and day indicator positions.
Appropriate Signal Reception Location
- A time calibration signal can be received while the watch is near a window.
- Position the watch so its 12 o’clock side is facing the window.
- Keep metal objects away from the watch.
- Do not move the watch.
- Do not perform any operation on the watch
Note
You may experience time calibration signal reception problems in the areas
described below
- Among or near buildings
- While riding in a vehicle
- Near household appliances, office machines, mobile phones, etc.
- On a construction site, in an airport, or any other location where radio wave interference occurs
- Near high-voltage lines
- In mountainous areas or behind a mountain.
Time Calibration Signal Reception Ranges
Japan (JJY)
The Japan time signal radio stations are located on Mt. Otakadoya in Fukushima
and Mt. Hagane in Fukuoka/Saga. The reception range of the Japanese time
signals is approximately 1,000 km from each transmission station.
China (BPC)
The China time signal radio station is located in Shangqiu, Henan Province,
China. The reception range of the Chinese time signal is approximately 1,500
km from the transmission station.
United States (WWVB)
The United States time signal radio station is located in Fort Collins,
Colorado. The reception range of the U.S. time signal approximately 3,000 km
from the transmission station.
U.K. (MSF)/Germany (DCF77)
The U.K. time signal radio station is located in Anthorn, Cumbria The German
time signal radio station is located in Mainflingen, southeast of Frankfurt.
The reception range of the U.K. and German time signals is approximately 1,500
km from each transmission station.
Note
Even if you are within the normal reception range of a time calibrationsignal,
reception may be made impossible by the following factors: geographic
contours, weather, the season, the time of day, wireless noise.
Auto Time Calibration Signal Receive
An automatic time calibration signal receive operation is performed and the time and day settings are adjusted between midnight and 5:00 a.m. Once a signal receive operation is successful, no more auto receive operations are performed that day.
Important
Time calibration signal auto receive is disabled while the watch is paired
with a phone for auto time adjustment. However, time signal auto receive will
be performed if there has been no auto time adjustment based on connection
between the watch and phone for more than one day.
- Place the watch near a window or some other location appropriate for signal reception.
- The second hand points to [RC] while the receive operation in progress.
- When the receive operation is successful, the time and day settings will be adjusted automatically.
Note
Reception takes anywhere from about two minutes to about 10 minutes. It can
take as long as 20 minutes.
Manual Time Signal Receive
Important
A manual time calibration signal receive operation cannot be performed while
the watch is paired with a phone. When you want to perform a manual time
calibration signal receive operation, unpair the watch from your phone.
Unpairing
- Place the watch near a window or some other location appropriate for time signal reception.
- Enter the Calendar Mode.
Navigating Between Modes
Hold down (B) for at least 0.5 seconds until the second hand points to [RC]. This indicates that the receive operation has started. After the receive operation is complete, the watch’s time and day settings will be adjusted accordingly.
Note
The receive operation takes anywhere from about two minutes to about 10
minutes. It can take as long as 20 minutes. Time calibration signal reception
is better at night than during the day. A time calibration signal cannot be
received while the city selected as your Home City is one that does not
support signal reception.
Signal Reception Precautions
- When the watch is unable to adjust its time in accordance with a calibration signal for some reason, average timekeeping accuracy is within ±15 seconds per month.
- Note that an internal decoding process the watch performs after it receives a signal may cause the time setting to be slightly off(by less than one second).
- Time calibration signal reception is not possible under the conditions described below.
- While battery power is low
- In any mode besides the Calendar Mode
- While the watch is at Level 3 power saving
- While the crown is pulled out
- While a timer countdown operation is in progress
- While the Home City setting is a time zonewhere time signal reception is not possible
- While the watch is outside the time signal reception range
- While the Airplane Mode is enabled
- When the receive operation is successful, the time and/or day settings will be adjusted automatically. Summer time will not be applied correctly in the case described below.
- When the summer time start date and time, end date and time, or other rules are changed by authorities
- If your watch is connected with a phone, settings must be configured so MR-G
- Connected can acquire location information. Even if you are in an area that is within the reception range of a time signal, reception will not be performed if settings are configured in a way that makes signal reception impossible.
- As of January 2020, China does not observe summer time. If China starts to observe summer time in the future, the time displayed by the watch for China may not be correct.
Using Watch Operations to
Adjust the Time Setting
If your watch cannot connect with a phone for some reason, you can use watch operations to adjust date and time settings.
Selecting Your Home City’s Time Zone
Use the procedure in this section to select the time zone of the city you want to use as your Home City.
Important
If you do not specify the time zone where you are using the watch, thecurrent
time setting will not be correct after it is adjusted based on a time
calibration signal. Loosen the crown and then pull it out to the second click.
The second hand indicates the currently selected time zone, while the mode han
indicates the current summer time setting. The time zone is indicated as a
time offset. ±0 hours is indicated when the second hand is at 12 o’clock, with
other offsets indicated when it is to the left an right of 12 o’clock. For
information about time zone positions.
City (Time Zone) List
City (Time Zone) List
Rotate the crown to change the time zone. Push the crown back in and then lock it.
Adjusting the Time and Day Setting
Loosen the crown and then pull it out to the second click. The second hand will point to the currently selected time zone. The mode hand will point to the summer time setting for the currently selected Home City.
Hold down (C) for at least one second. This causes the second hand to move to 12 o’clock, and enables the minute setting operation. Rotate the crown to change the minute setting. Press (C). The hour hand will move slightly, indicating that the hour setting operation is enabled. Rotate the crown to change the hou setting. Press (C). This enables the year ten’s digit setting operation. Rotate the crown to move the second hand to the desired setting for the year ten’s digit.
Press (C). This enables the year one’s digit setting operation. Rotate the crown to move the secondhand to the desired setting for the year one’s digit.
Press (C). This enables the month setting operation. 11.Rotate the crown to change the month. Press (C). The mode hand will move slightly, indicating that the day setting operation is enabled. Changing the day setting will cause the mode hand to rotate repeatedly.
Rotate the crown to change the day.
On a time signal at the top of a minute, push the crown back in and lock it.
Configuring the Summer Time Setting
Home City
The watch’s current time setting can be change to summer time when required.
STD
The watch always indicates standard time.
DST
The watch always indicates summer time.
Important
If the Home City time zone is an area where time calibration signal reception
is possible, you can select [AT] (Auto) for the summer time setting. While
[AT] is specified as the summer time setting, the first time calibration
signal receive operation after the Home City enters the summer time period
will cause the watch’s time setting to switch to summer time. The first time
calibration signal receive operation after the end of the summer time period
is reached will cause the watch’s time setting to switch to standard
time.Loosen the crown and then pull it out to the second click. The second
hand will point to the currently selected time zone. The mode hand will point
to the summer time setting for the currently selected
Home City.
Hold down (A) for at least one second.mEach time you hold down (A) for at
least one second, the summer time setting will cycle to the next available
option.
Push the crown back in and then lock it.
Checking the Last Time Adjustment Result
Enter the Calendar Mode.
Press (B)
The second hand will indicate the last time adjustment operation result. The
watch hands will return to indicating the current time if you do not perform
any operation for nine or ten seconds.
- [Y(YES)]: Last time adjustment operation successful.
- [N(NO)]: Last time adjustment operation failed.
Note
Even if there was a successful time calibration signal receive operation or
connection with a phone, the second hand will point to [N(NO)] if you adjusted
the time and/or date setting manually. The time calibration signal receive
result will not be indicated after the watch is paired with a phone.
Using the Watch in a Medical Facility or Aircraft
When you are in a hospital, on an aircraft, or in any other location where auto time signal reception or connection with a phone may cause problems, enable the watch’s Airplane Mode. To disable the watch’s Airplane Mode, perform the same operation again.
Enter the Calendar Mode Press (B). The second hand will indicate the last receive result for nine or ten seconds
Within 10 seconds after you perform the operation in step 2, loosen the crown and then pull it out to the first click. If more than 10 seconds elapse before you pull out the crown after you perform the operation in step 2, the second hand will return to indicating seconds. If this happens, perform step 2 again. Rotate the crown to enable the Airplane Mode.
- [Y(YES)]: Airplane Mode disabled (Autotime adjustment enabled)
- [N(NO)]: Airplane Mode enabled (Auto time adjustment disabled)
Push the crown back in and then lock it.
Using Mobile Link with a Mobile Phone
While there is a Bluetooth connection between the watch and phone, the watch time setting is adjusted automatically. You can also change the watch’s other settings.
Note
This function is available only while MR-G Connected is running on the phone.
This section describes watch and phone operations.
- X : Watch operation
- Y : Phone operation
Getting Ready
To use your watch in combination with a phone, you first need to pair them. Perform the steps below to pair the watch with a phone.
Install the required app on your phone.
In Google Play or the App Store, search for the CASIO MR-G Connected app and install it on your phone.
Configure Bluetooth settings.
Enable the phone’s Bluetooth
Pair the watch with a phone.
Before you can use the watch in combination with a phone, you first need to pair them.
- Move the phone to be paired with close to (within one meter of) the watch.
- Y Tap the MR-G Connected icon.
- If your phone is already paired with a watch, tap , tap the item for connecting with a new watch, and then tap this watch’s name.
- Y Perform the operation shown on the screen of the phone to be paired with.
- If a pairing prompt message appears, perform the operation shown on the phone screen.
- If pairing fails for some reason, the watch will return to the state in step 1 of this procedure.
- Perform the pairing procedure again from the beginning.
Note
The first time you start up MR-G Connected, a message will appear on your
phone asking if you want to enable location information acquisition. Configure
settings to allow background use of location information
Auto Time Adjustment
Your watch can connect with your phone to adjust the watch’s time setting. If you leave the watch in the Calendar Mode, it will perform the adjustment operation automatically as you go about your daily life, without any operation required by you.
Important
The watch may not be able to perform auto time adjustment under the conditions
described below.
- While the watch is too far away from its paired phone
- While communication is not possible due to radio interference, etc.
- While the phone is updating its system
- While MR-G Connected is not running on the phone
- While the watch is in a power saving state following approximately one hour of non use.
Note
If the watch does not indicate the correct time even if it is able to connect
with a phone, adjust the hand and day indicator positions.
Adjusting Hand and Day Indicator Alignment
If there is a World Time City specified with MR-G Connected, its time will also be adjusted automatically. Auto time adjustment is performed at the times described below.
- After your phone’s time zone or summer time setting is changed.
- After 24 hours or more have passed since the last time adjustment using.
Bluetooth connection
After 24 hours or more have passed since city swapping using MR-G
Connected or watch operation
After 24 hours or more have passed since the last home city change or time adjustment using watch operation Watch operation can be performed even while it is connected with your phone.
Triggering Immediate Time Adjustment
The watch’s time setting will be adjusted automatically whenever you establish a connection between the watch and a phone. Whenever you want to trigger immediate time adjustment, perform the procedure below to connect with a phone.
- Move the phone close to (within one meter of) the watch.
- X Enter the Calendar Mode.
- Navigating Between Modes
- Hold down (B) for at least 0.5 seconds until the second hand points to [C].
- Release the button as soon as the second hand points to [C].
- When the watch connects with a phone, the second hand will normally move to [Y(YES)] and then the watch’s time setting will be adjusted.
Configuring World Time Settings
Specifying a World Time City with MR-G Connected causes the watch’s World Time City to change accordingly. The standard time/summer time setting of the World Time will be adjusted automatically without any watch operation required by you. Enter the Calendar Mode and then press (B). Next, check to make sure that the second hand is pointing to [Y(YES)]. If the second hand is not pointing to [Y(YES)]
Note
MR-G Connected World Time lets you select from among approximately 300 cities
as the World Time City.
Selecting a World Time City
- Tap the MR-G Connected icon.
- Perform the operation shown on the phone screen.
- The World Time setting will be reflected on the watch.
- You can determine whether a World.
- Time is a.m. or p.m. by checking the position of the small 24-hour hand
Configuring the Summer Time Setting
- Tap the MR-G Connected icon.
- Perform the operation shown on the phone screen to select a summer time setting.
- Auto
- The watch switches between standard time and summer time automatically.
- OFF
- The watch always indicates standard time.
- ON
- The watch always indicates summer time.
Note
While the summer time setting is Auto, the watch will switch between standard
time and summer time automatically. You do not need to switch between standard
time and summer time manually. Even if you are in an area that does not
observe summer time, you can leave the watch’s summer time setting as Auto.
Changing the time setting manually with a watch operation will cancel auto
standard time/summer time switching.
MR-G Connected screen shows information about summer time periods.
Swapping Your World Time and Home Time
- Tap the MR-G Connected icon.
- Perform the operation shown on the phone screen to swap your Home Time with your World Time.
- For example, if your Home City is Tokyo and the World Time City is New York, they will be swapped as shown below
Before swapping After swapping
Note
Auto time adjustment does not work for 24 hours after swapping of the Home
Time and World Time.
Setting the Alarm
Enter the Calendar Mode and then press (B). Next, check to make sure that the second hand is pointing to [Y(YES)]. If the second hand is not pointing to [Y(YES)], refer to the information at the link below Connecting with a Phone. Tap the MR-G Connected icon. Perform the operation shown on the phone screen to configure alarm time settings. Change the alarm setting from off to on. Set the hour and minute of the alarm time.
Configuring Timer Settings
Enter the Calendar Mode and then press (B). Next, check to make sure that the second hand is pointing to [Y(YES)]. If the second hand is not pointing to [Y(YES)]
- Tap the MR-G Connected icon.
- Perform the operation shown on the phone screen to configure the timer time setting.
- Set the hours and minutes of the timer start time.
Adjusting Hand and Day Indicator Alignment
If the hands and/or day indicator are out of alignment even though auto time adjustment is being performed, use MR-G Connected to adjust them. Enter the Calendar Mode and then press (B). Next, check to make sure that the second hand is pointing to [Y(YES)]. If the second hand is not pointing to Y(YES)
Connecting with a Phone
- Tap the MR-G Connected” icon.
- Perform the operation shown on the phone screen to correct hand and day indicator alignment.
Phone Finder
You can use phone finder to trigger a tone on the phone to make it easy to find. The tone forced to sound even if the phone is in vibrate mode.
Important
Phone finder will not sound the tone unless MR-G Connected is running on the
phone. Do not use this function in areas wherephone call tones are restricted.
The tone sounds at a high volume. Do not use this function when listening to
phone output over earphones.
- Hold down (C) for at least one second.
- This will cause the watch to enter the Calendar Mode.
- Hold down (B) for at least five seconds until the second hand points to [C].
- A connection will be established between the watch and phone, and then thephone’s ringtone will sound.
- It will take a few seconds before the phone tone sounds.
Press any button to stop the tone. You can press any watch button to stop the phone tone, but only during the first 30 seconds after it starts to sound.
Configuring Watch Settings
After establishing a connection between the watch and a phone, you can use
MR-G. Connected to configure watch settings and to view information acquired
by the watch. Enter the Calendar Mode and then press
(B). Next, check to make sure that the second hand is pointing to [Y(YES)]. If
the second hand is not pointing to Y(YES)
- Tap the MR-G Connected icon.
- Select the setting you want to change and then perform the operation shown on the phone screen.
Changing the Home City Summer Time Setting
Enter the Calendar Mode and then press (B). Next, check to make sure that the
second hand is pointing to [Y(YES)] If the second hand is not pointing to
[Y(YES)], refer to the information at the link
below.
Connecting with a Phone
- Tap the MR-G Connected icon.
- Perform the operation shown on the phone screen to change your Home City summer time setting.
Self-Check Feature
MR-G Connected automatically performs a self-check operation once a day to determine whether or not watch functions are operating normally.
Note
You can also trigger a self-chec operation manually. You can use MR-G
Connected to view a self-check procedure log. The self-check operation is
performed by MR-G Connected, and not by the watch.
Connection
Connecting with a Phone
Your watch can connect with a phone that is paired with it. If the watch is not paired with the phone you want to connect with, refer to the information below and pair them.
Checking the Connection with Your Phone
- Enter the Calendar Mode.
- Navigating Between Modes
- Press (B). This will cause the second hand to indicate the connection status.
- The second hand points to [Y(YES)] when the watch is connected with your phone.
The second hand points to [N(NO)] when the watch is not connected with your phone.
If the watch is not connected with your phone, perform the procedure at the link below to connect them.
Connecting with a Phone
- Move the phone close to (within one meter of) the watch.
- Hold down (B) for at least 0.5 seconds until the second hand points to [C].
- This establishes a connection between the watch and phone.
- Once the watch and phone are connected, the connection is maintained.
Important
If you have problems establishing a connection, it could mean that MR-G
Connected is not running on yourphone. On your phone’s home screen, tap the
MR-G Connected icon. After the app starts up, hold down the
watch’s B button for at least 0.5 seconds.
Unpairing
Unpairing the watch from a phone requires both MR-G Connected and watch operations.
Note
If you are using an iPhone, also delete the pairing information stored on the
phone.
Deleting Pairing Information from MR-G Connected
Tap the MR-G Connected icon. Perform the operation shown on the phone screen to unpair.
Deleting Pairing Information from the Watch
Hold down (C) for at least one second to enter the Calendar Mode. Loosen the crown and then pull it out to the second click. The second hand will point to the currently selected time zone. The mode hand will point to the summer time setting for the currently selected Home City.
Hold down (B) for at least 10 seconds. This deletes the pairing information. The second hand will point to [C].
Push the crown back in and then lock it.
IPhone Only
Deleting the phone’s pairing information phone documentation. Settings Bluetooth Cancel the watch’s device registration. If you purchase another phone You need to perform the pairing operation whenever you want to establish a Bluetooth connection with a phone for the first time.
Dual Time
Dual Time lets you look up the current time in various time zones around the globe.
Selecting a Time Zone
Use the procedure below to specify the time zone where the city whose time you want to use for Dual Time is located
- Enter the Calendar Mode.
- Navigating Between Modes
- Loosen the crown and then pull it out to the first click.
- The second hand indicates the current.
- Dual Time zone, while the mode hand indicates the current.
- Dual Time summer time setting.
- The time zone is indicated as a time offset. ±0 hours is indicated when the second hand is at 12 o’clock, with other offsets indicated when it is to the left and right of 12 o’clock. For information about time zone positions.
New York (-5 offset)
Rotate the crown to change the time zone. The Dual Time hour and minute hands indicate the current time in the selected time zone Push the crown back in and then lock it.
Configuring the Summer Time Setting (Dual Time)
The watch’s current time setting can be change to summer time when required.
- STD: The watch always indicates standard time.
- DST: The watch always indicates summer time.
Important
If the Dual Time zone is one area wher time calibration signal reception is
possible, you can select [AT] (Auto) for the summer time setting. While [AT]
is specified as the summer time setting, the first time calibration signal
receive operation before or after the summer time period is entered will cause
the Dual Time setting to switch automatically between summer time and standard
time. For information about areas where time calibration signals.
Enter the Calendar Mode
- Navigating Between Modes
- Loosen the crown and then pull it out to the N first click.
- The second hand will point to the currently N selected time zone.
- The mode hand will point to the summer N time setting of the Dual Time.
- Hold down (A) for at least one second.
- Each time you hold down (A) for at least None second, the summer time setting will cycle to the next available option.
Push the crown back in and then lock it.
Note
While [UTC] is selected as the city, you will not be able to change or check
the summer time setting.
Swapping the Home City Time and Dual Time
In the Calendar Mode, you can swap your Home City time with your Dual Time by holding down (A) for at least three seconds.
Before swapping AND After swapping
If a swapping operation causes a change in the day indicator setting, the mode hand will rotate repeatedly.
Note
This function comes in handy when you need to move to another time zone.
Stopwatch
The stopwatch measures elapsed time in units of one second up to 23 hours, 59 minutes, 59 seconds (24 hours).
Measuring Elapsed Time
- Enter the Stopwatch Mode.
- Navigating Between Modes
- Use the operations below to measure elapsed time.
- Press (B) to reset the elapsed time to all zeros.
Timer
The timer counts down from a start time specified by you. A beeper sounds when the end of the countdown is reached. The beeper is muted when battery power is low.
Setting a Start Time
- Enter the Timer Mode.
- Navigating Between Modes
- Loosen the crown and then pull it out to the first click.
- Rotate the crown to change the countdown start time setting.
- The countdown start time can be set in 1-minute units up to 24 hours.
Push the crown back in and then lock it.
Note
To specify a countdown start time of 24 hours, align the small hour and minute
hands with 12 o’clock, so the small 24- hour hand aligns with 24. You can also
use MR-G Connected to configure timer settings.
Using the Timer
Enter the Timer Mode. Navigating Between Modes Press (A) to start the countdown.
A beeper sounds for 10 seconds when the end of the countdown is reached. To pause an ongoing countdown, press (A). To reset a paused countdown to the start time, press (B). Press any button to stop the tone.
Alarm
The watch will beep when the alarm time is reached. The beeper is muted in the
cases described
below.
- When battery power is low
- While the watch is at Level 3 power saving.
Configuring Alarm Settings
- Enter the Alarm Mode.
- Navigating Between Modes
- Loosen the crown and then pull it out to the first click.
- This turns on the alarm.
- Rotate the crown to change the alarm time setting.
Push the crown back in and then lock it.
To stop the alarm
To stop the alarm after it starts to sound when an alarm time is reached, press any button.
Turning Off an Alarm
To stop the alarm from sounding, perform the steps below to turn it off. To have the alarm sound again, turn it on.
- Enter the Alarm Mode.
- Navigating Between Modes
- Press (B) to move the second hand to OFF.
- Each press of (B) toggles between ON and OFF.
Adjusting Hand and Day Indicator Alignment
Strong magnetism or impact can cause the hands and/or the day indicator to go out of alignment. If this happens, adjust hand and day indicator alignment. The watch performs alignment of the hour hand, minute hand, and second hand automatically.
- Loosen the crown and then pull it out to the second click.
- Hold down (B) for at least five seconds until the second hand points to 12 o’clock .
- Release the button when the second hand reaches 12 o’clock.
- This will start auto alignment of the hour hand, minute hand, second hand, and 24- hour hand.
- After auto alignment is complete, the hands should be in the positions shown below.
Press (C). Confirm that the small hour and minute hands, and the small 24-hour hand are all stopped at 12 o’clock.
If the small hour and minute hands, and the small 24-hour hand are not at 12 o’clock, rotate the crown to align them with 12 o’clock. Press (C). Confirm that the mode hand is stopped at 12 o’clock, and check if the day is indicated properly.
If the mode hand and/or the day indicator is out of alignment, rotate the crown to move the mode hand to 12 o’clock and the day to the center of the indicator window. The movement range of the mode hand and day indicator is limited when you rotate the crown. The maximum left right movement of the mode hand is 180 degrees in either direction. The day indicator moves only slightly. After the mode hand and day indicator are in the positions you want, advance to step 9 of this procedure. If you are unable to make the adjustments you want, go to step 7. Press (C). Confirm that the day indicator shows 1.
Changing the date setting will cause the mode hand to rotate repeatedly. In some cases, the mode hand may continue to rotate for about 5 minutes. Hand and Day Indicator Movement If 1 is not shown for the day, rotate the crown until 1 is shown for the day. The mode hand moves in conjunction with crown rotation. Move the mode hand to 12 o’clock. Push the crown back in and then lock it.
Note
Leaving the crown pulled out for more than approximately 30 minutes without
performing any operation will automatically cause the adjustment operation to
become disabled. If this happens, push the crown back in to its normal
position and then pull it out again to restart the procedure from the
beginning. Pushing the crown in to its normal position part way through the
alignment procedure will cause the hands to return to their normal position.
Any alignment you performed up to that point will be applied.
Other Settings
This section explains other watch settings you can configure
Resetting Watch Settings
This section explains how to return the watch settings below to their initial factory defaults.
- Watch Settings
- Stopwatch
- Timer
- Alarm
- Enter the Calendar Mode.
- Navigating Between Modes.
- Loosen the crown and then pull it out to the second click.
- Hold down (C) for at least five seconds until the second hand points to 12 o’clock twice.
Push the crown back in and then lock it.
International Travel
When you enter another time zone, the watch will adjust its time setting to your current location in accordance with the time zone of your phone. When you reach your destination, disable the watch Airplane Mode.
When you reach your destination, establish a connection between the watch and your phone. Using the Watch in a Medical Facility or Aircraft After you disable the watch’s Airplane Mode, it will adjust its time setting to the time in your current location. If you want to trigger immediate time adjustment, refer to the information at the link below.
- Triggering Immediate Time
- Adjustment
Other Information
City (Time Zone) List
Time offset| Second Hand
Position
| Representative City| Receivable Transmitter
---|---|---|---
±0| 0| London, Dublin| MSF, DCF77
+1| 1| Paris, Rome
+2*| 2| Athens, Cairo
+3| 3| Jeddah,
Moscow
|
+4| 4| Dubai, Abu
Dhabi
|
+5| 5| Karachi|
+6| 6| Dhaka|
+7| 7| Bangkok,
Jakarta
|
+8| 8| Hong Kong,
Singapore
| BPC
+9| 9| Tokyo, Seoul| JJY
+10| 10| Sydney, Guam|
+11| 11| Noumea, Port
Vila
|
+12| 12| Wellington,
Christchurch
|
+13| 13| Nuku’alofa|
+14| 14| Kiritimati|
-12| 48| Baker Island|
-11| 49| Pago Pago|
-10| 50| Honolulu,
Papeete
|
-9| 51| Anchorage,
Nome
|
-8| 52| Los Angeles,
Vancouver
|
WWVB
-7| 53| Denver,
Edmonton
-6| 54| Chicago,
Mexico City
-5| 55| New York,
Montreal
-4| 56| Halifax,
Caracas
-3| 57| Rio de Janeiro,
Buenos Aires
|
-2| 58| Fernando de
Noronha
|
-1| 59| Praia|
Time zones where time calibration signal reception is possible. The second hand position will be 45 (9 o’clock) if you used your phone to specify a city whose time offset is not included in the above table. The information in the above table is current as of January 2020.
Supported Phones
For information about phones that can connect with the watch, visit the CASIO website. https://world.casio.com/os_mobile/wat/
Specifications
-
Accuracy at normal temperature : ±15 seconds per month average when time adjustment by time calibration signal reception or by communication with a phone
is not possible. -
Timekeeping : Hour minute (5-second movement), second, day, day of the week Full Auto
-
Calendar (2000 to 2099)
-
Signal Receive Functions :
-
Auto receive manual receive
-
Auto transmitter selection (for JJY, MSF/ DCF77)
-
Receivable Call Signs JJY (40kHz/60kHz), BPC (68.5kHz), WWVB (60kHz), MSF (60kHz), DCF77 (77.5kHz)
-
OFF: Signal receive disabled
-
Dual Time : Hour, minute, 24-hour 27 time zones
-
Auto summer time setting
-
Home City/World Time City swapping
-
Stopwatch : Measuring unit: 1 second
-
Measuring capacity: 23:59’59” (24 hours)
-
Timer : Setting unit: 1 minute
-
Countdown range: 24 hours
-
Measuring unit: 1 second 10-second beeper when the end of the countdown is reached
-
Alarm : Setting units: Hours, minutes
-
Beeper: 10 seconds
-
Mobile Link : Auto Time Correction
-
Phone finder
-
Watch operation sounds the alert sound of the phone.
-
World Time Current time for a selection of approximately 300 cities
-
Home Time/World Time swapping
-
Auto summer time setting
-
Automatic switching between standard time and summer time.
-
Timer Settings
-
Alarm Settings
-
Hand alignment correction
-
Data Communication Specifications
-
Bluetooth
-
Frequency Band: 2400MHz to 2480MHz
-
Maximum Transmission: 0 dBm (1 mW)
-
Communication range: Up to 2 meters (depends on environment)
-
Other : LED light (Super Illuminator, afterglow)
-
Power Saving Auto hand alignment correction
-
Power Supply : Solar panel and one rechargeable battery
-
Approximate Battery Life : Approximately 5 months
-
Conditions Not exposed to light under the conditions below.
-
Bluetooth connection time: 10 hours/day
-
Alarm: Once (10 seconds)/day
-
Illumination: Once (3 seconds)/day
-
Second hand sleep: 6 hours/day
-
Note that battery operating time is reduced by illumination conditions and Bluetooth connection time.
-
Bluetooth connection time
-
16 hours/day: Approximately 4 months
-
18 hours/day: Approximately 3 months
-
Specifications are subject to change without notice.
Mobile Link Precautions
Legal Precautions
This watch complies with or has received approval under the radio laws of
various countries and geographical areas. Using this watch in an area where it
does not comply with or has not received approval under applicable radio laws
may be a criminal offense. For details, visit the CASIO Website
https://world.casio.com/ce/BLE/ Use of this watch inside of aircraft is
restricted under the aviation laws of each country. Be sure to follow the
instructions of airline personnel.
Precautions when using Mobile Link
- When using this watch in combination with a phone, keep the watch and phone close to each A range of two meters is recommended as a guideline, but the local environment walls, furniture, etc. the structure of a building, and other factors may require a much closer range.
- This watch can be affected by other devices electrical devices, audio visual equipment, office equipment, etc
- In particular, it can be affected by operation of a microwave oven. The watch may not be able to communicate normally with a phone if a microwave oven is operating nearby. Conversely, this watch may cause noise in radio reception and the video image of a
- Bluetooth of this watch uses the same frequency band 2.4 GHz as wireless LAN devices, and use of such devices in close proximity of this watch may result in radio interference, slower communication speeds and noise for the watch and the wireless LAN device, or even communication
Stopping Radio Wave Emission by This Watch
The watch emits radio waves while it is paired with a phone. When in a
hospital, on an aircraft, or in any other area where the use of radio waves is
not allowed, use the operation below to stop radio wave generation.
Enable the watch’s Airplane Mode
Using the Watch in a Medical Facility or Aircraft
Copyrights and Registered Copyrights
- The Bluetooth word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by CASIO Computer Co., Ltd. is under
- iPhone and App Store are trademarks of Apple Inc. in the United States and other countries.
- iOS is a trademark or registered trademark of Cisco Systems, Inc.
- GALAXY is a registered trademark of Samsung Electronics Co., Ltd.
- Android and Google PlayTM are trademarks or registered trademarks of Google
- Other company names and product names used herein are trademarks or registered trademarks of their respective
Troubleshooting
Signal Reception Time Calibration Signal
Is the watch’s battery charged?
The watch cannot perform a receive operation. Signal reception is not possible
while battery power is low. Keep the watch exposed to light until it recharges
sufficiently.
Is the watch in the Calendar Mode?
The watch cannot receive time calibration signals while the Airplane Mode is
enabled or while the watch is in a mode other than the Calendar Mode. Return
to the Calendar Mode. Navigating Between Modes Using the Watch in a Medical
Facility or Aircraft
Is your time zone setting correct for your location?
The watch will not indicate the correct time if the time zone setting is
wrong. Change your time zone setting so it is correct for your location.
Is the watch paired with a phone?
The time calibration signal auto receive operation is not performed while the
watch is paired with a phone. (However, time signal auto receive is performed
if there has been no time adjustment based on connection between the watch and
phone for more than one day. Also, a manual time calibration signal receive
operation cannot be performed while the watch is paired with a phone. When you
want to enable time calibration signal reception without using a phone, unpair
the watch from your phone.
After checking the above, the watch still cannot perform a receive
operation
Time calibration signal reception is not possible under the conditions
described below.
- While the watch is at Level 3 power saving
- When the crown is pulled out
- Timer countdown operation in progress
- If successful reception is not possible for some reason, you can adjust the time and day settings manually.
The signal receive operation always fails
Is the watch in a location that is appropriate for signal reception? Check
your surroundings and move the watch to a location where signal reception is
better.
Did you avoid touching the watch while the receive operation was in
progress?
Minimize movement of the watch and do not perform any watch operate.
Is there an alarm configured to sound during the same period that the
signal receive operation is performed?
Receive stops if an alarm operation starts while it is being performed.
Disable the alarm. Turning Off an Alarm Is the signal transmitter in your area
transmitting a signal .The transmitter of the time calibration may not be
transmitting a signal. Try again later.
Signal reception should have been successful, but the watch’s time and/ or day is wrong.
Is the indicated time off by one hour or by 30 minutes?
The watch may be using the wrong time offset. Correctly specify the time zone
where you are using the watch
Is the indicated hour and/or minute wrong?
The hour hand and/or minute hand may be out of alignment. Perform the
procedure under Adjusting Hand and Day Indicator Alignment” to auto adjust
hour and minute hand alignment.
Is the indicated day of the week wrong?
The day of the week hand (mode hand) may be out of alignment. Perform the
procedure under “Adjusting Hand and Day Indicator Alignment” to adjust mod
hand alignment.
Is the indicated Dual Time and/or alarm time wrong?
The Dual Time and/or alarm time hands (small hour hand, small minute hand) may
be out of alignment. Perform the procedure under Adjusting Hand and Day
Indicator Alignment to adjust small hour hand and small minute hand alignment.
After checking the above, the time and/or day settings is still wrong. Adjust
time and day settings manually.
I can’t pair the watch with a phone
I’ve never been able to establish a (pairing) connection between the watch
and phone. Are you using a supported phone model? Check if the phone model and
its operating system are supported by the watch. For information about
supported phone models, visit the CASIO Website
https://world.casio.com/os_mobile/wat/
Did you install MR-G Connected on your phone?
MR-G Connected needs to be installed on your phone in order to connect with
the watch.
Are your phone’s Bluetooth settings configured correctly?
Configure the phone’s Bluetooth settings. For details about setting procedures, see your phone documentation.
iPhone Users
- SettingsBluetooth” n On
- Settings Privacy Bluetooth
- Sharing n MR-G Connected
- On Android Users
Enable Bluetooth.
Other than the above. Some phones need to have BT Smart disabled to use MR-G Connected. For details about setting procedures, see your phone documentation. On the Home Screen, tap: Menu Settings Bluetooth Menu BT Smart settings Disable.
I can’t reconnect the watch and phone.
Q1 The watch will not re-connect with the phone after they are
disconnected
Is MR-G Connected running?
The watch cannot re-connect with your phone unless MR-G Connected is running
on the phone. On the phone’s Home Screen, tap the “MR-G Connected” icon. Next,
on the watch, hold down (B) for a least 0.5 seconds until the second hand
points to [C].
Have you tried turning your phone off and then back on again?
Turn the phone off and then back on, and then tap the “MR-G Connected” icon.
Next, on the watch, hold down (B) for at least 0.5 seconds until the second
hand points to [C]. Is a timer countdown operation in progress?
Connection with a phone is not possible while there is 30 seconds or less
remaining on a countdown timer operation. Stop the countdown operation before
connecting with the phone.
I can’t connect while my phone is in the Airplane Mode.
Connection with the watch is not possible while the phone’s Airplane Mode is
enabled. After disabling the phone’s Airplane Mode, go to the phone’s Home
Screen and tap the MRG Connected icon. Next, on the watch, hold down (B) for
at least 0.5 seconds until the second hand points to [C]. I changed the
phone’s Bluetooth from enabled to disabled, and now I can’t connect anymore.
On the phone, turn Bluetooth off and then back on, and then tap the MR-G
Connected” icon on the Home Screen. Next, on the watch, hold down (B) for at
least 0.5 seconds until the second hand points to [C].
I can’t connect after turning off the phone
Turn on the phone and then tap the “MR-G Connected” icon. Next, on the watch,
hold down (B) for at least 0.5 seconds until the second hand points to [C].
Phone Watch Connection
Q1 I can’t establish a connection between the phone and watch.
Have you tried turning your phone off and then back on again?
Turn the phone off and then back on, and then tap the “MR-G Connected” icon. Next, on the watch, hold down (B) for at least 0.5 seconds until the second hand points to [C].
Is the watch’s Airplane Mode enabled?
Connection with your phone is not possible while the watch’s Airplane Mode is
enabled. To connect with your phone, disable the Airplane Mode.
Has the watch been re-paired with the phone?
Delete the pairing information from MR-G Connected and your phone (iPhone
only),and then re-pair them.
If you are unable to establish a connection
After deleting pairing information from the watch, re-pair it with your phone.
Changing to a Different Phone Model
How do I connect my watch to a different phone?
Delete the pairing information from your watch and then pair it with the phone you want to connect with. If you purchase
Auto Time Adjustment by Bluetooth Connection Time Adjustment
When does the watch adjust its time?
Your watch can connect with a paired phone to adjust its time setting. Auto time adjustment is performed at the times described below. After your phone’s time zone or summer time setting is changed After 24 hours or more have passed since the last time adjustment using Bluetooth connection. After 24 hours or more have passed since city swapping using MR-G Connected or watch operation After 24 hours or more have passed since the last home city change or time adjustment using watch operation.
Auto time setting is not correct.
Is there a Bluetooth connection between the watch and your phone? To preserve battery power, the watch will automatically terminate Bluetooth connection with your phone temporarily if it detects the connection has been unused for approximately one hour. Auto Time Adjustment is disabled while there is no connection. To reconnect, press any watch button or angle the watch towards your face. Have 24 hours or more passed since the last time adjustment using Bluetooth connection? Time adjustment using Bluetooth connection is performed once every 24 hours. Auto time adjustment will be performed when 24 hours or more have elapsed since the last time adjustment operation. Have 24 hours or more has passed since the last manual time adjustment, city change, or city swapping operation? Auto time adjustment is not performed for 24 hours after a manual time adjustment, city change, or city swapping operation. Auto time adjustment will resume after 24 hours or more have elapsed after either of the above operations is performed. Is the watch’s Airplane Mode enabled? Connection with your phone is not possible while the watch’s Airplane Mode is enabled. To connect with your phone, disable the Airplane Mode Using the Watch in a Medical Facility or Aircraft Have you left the watch unused for some time? Leaving the watch unused for some time will cause it to enter a power saving state. In such a state, the watch does not connect with yourphone via Bluetooth for auto time adjustment. Exit the watch’s power saving state.
- Even if I hold down (B) for at least 0.5 seconds, the watch does not sync its time setting with my phone.
- Connection with your phone is not possible while the watch’s Airplane Mode is enabled. To connect with your phone, disable the Airplane Mode.
Time is not displayed correctly.
If your phone is unable to receive a signal because you are outside its service range or for some other reason, the watch may not be able to display the correct time. If this happens, connect the phone to its network and then adjust the time setting.
- Time signal reception is not performed while watch is connected with a phone.
- The watch does not receive a time signal for time correction while it is connected with a phone.
- However, time signal auto receive is performed if there has been no auto time adjustment based on connection between the watch and phone for more than one day.
Alarm
- The alarm does not sound.
- Is the watch’s battery charged?
- Keep the watch exposed to light until it recharges sufficiently.
- l Solar Charging
- The crown is pulled out.
- The alarm will not sound while the crown is pulled out. Push the crown back in to its normal position.
- Is the alarm enabled?
- Enable the alarm.
Hand Movement and Indications
I don’t know what mode the watch is in. You can determine the current mode by checking the mode hand position. Use (C) to navigate between modes.
Navigating Between Modes
- The second hand is jumping at two second intervals.
- Battery power is low. Keep the watch exposed to light until it recharges sufficiently.
- All hands are stopped and buttons do not work.
- The battery is dead. Keep the watch exposed to light until it recharges sufficiently.
- The hands suddenly start moving at high speed
- This is due to one of the reasons below, and does not indicate malfunction. Simply wait until normal hand movement resumes.
- The watch is recovering from a power saving state.
- Power Saving A time calibration signal is being received and the time setting is being adjusted.
- Time Adjustment Using a Time Signal Watch is connected with a phone to adjust its time setting.
- Hands are stopped and buttons do not work.
- The watch is in the charge recovery mode.
- Wait until the recovery process is complete (for about 15 minutes). The watch will recover more quickly if you place it in a brightly lit location.
- Why is the current time indicated by the watch is off by a certain amount of time (nine hours, three hours and 15 minutes, etc?
- The city setting is not correct. Select the correct setting. The current time indicated by the watch is off by one hour or 30 minutes.
- The summer time setting
- The hand and/or day indicator are not aligned correctly.
- Strong magnetism or impact can cause the hands and/or the indicator to go out of alignment.
- Adjust hand and/or day indicator alignment
- Check the information below to find out how to align the hands and/or day indicator manually.
- The current time indicated by the watch is off by one hour or 30 minutes. The summer time setting is not correct.
- Select the correct setting.
- The hand and/or day indicator are not aligned correctly.
- Strong magnetism or impact can cause the hands and/or the indicator to go out of alignment.
- Adjust hand and/or day indicator alignment.
- Check the information below to find out how to align the hands and/or day indicator manually.
Crown Operations
Nothing happens when I rotate the crown. If you do not perform any operation for about two minutes after pulling out the crown (approximately 30 minutes in the case of hand and day indicator alignment), crown operations will automatically become disabled. Push the crown back in to its normal position and then pull it out again to re-enable crown operations.
Other
I can’t find the information I need here.
Visit the website below.
https://world.casio.com/support/
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>