CITIZEN F150 Watch Instructions

CITIZEN F150 Watch

F150 Abbreviated instruction

• This watch is solar-powered. Expose the dial to light and use it sufficiently charged.
• To see details of charging time, specifications, and operations, refer to the instruction manual: F150 instruction manual

Component identification

• Actual appearance may differ from the illustration above.

Checking the reception result of the satellite signal

1. Push the crown in to position 0 .
2. Press and release the lower right button Ⓐ .
   The previous reception result is indicated.

Indication Reception result

• OK, The reception succeeded.
• NO, The reception failed.

Press and release the lower right button Ⓐ to finish the procedure.

Receiving the satellite time signal

To cancel the reception, press and hold any button until the second-hand returns to indicate the seconds.

Obtaining location information

The watch sets the world time and adjusts the time and calendar automatically using the location information obtained.

• It may take 30 seconds – 2 minutes to obtain location information.
• Each time zone is based on data as of January 2015.

1. Push the crown in to position 0 .
2. Press and hold the upper right button Ⓑ until the second-hand points “RX-GPS” (about 4 seconds).

After finishing the reception, the second hand indicates the new setting and returns to indicate the seconds.

Time reception

It may take 3 -30 seconds to receive time information.

1. Push the crown in to position 0 .
2. Press and hold the lower right button Ⓐ until the second-hand points “RX-TME” (about 2 seconds).

After finishing the reception, the second hand indicates the reception result and returns to indicate the seconds.

Leap second reception

It may take 36 seconds – 13 minutes to receive leap-second information.

1. Push the crown in to position 0 .
2. Press and hold the lower right button Ⓐ for 7 seconds.

Release the button after the second-hand points “RX-TME” and turns fully around to point “RX-TME” again. Reception starts.

After finishing the reception, the second hand indicates the reception result and returns to indicate the seconds.

Switching summer time and standard time

1. Pull the crown out to position 1 .
2. Press and release the lower right button Ⓐ .

Setting Meaning

• SMT ON Summertime is indicated.
• SMT OFF The standard time is indicated.

Each time you press the button, ON and OFF change alternately.

• Push the crown in to position 0 to finish the procedure.

Using the world time

Setting the world time

1. Pull the crown out to position 1 .
   The second hand indicates the current time zone and the function hand indicates the summertime setting.

2. Rotate the crown to choose a time zone.
   Time indication changes.
   See also “How to read indication of the world time setting” and “Table of time zones and representative places” below for time zone setting.

3. Push the crown in to position 0 to finish the procedure.
   The function hand returns to day indication.

How to read indication of the world time setting

• The watch has 40-time zone markers with several representative area names. A time zone is set by pointing the second hand at one of the markers.
• On the illustration, the second-hand points to 28 seconds and time zone setting is “+11.5”.
• Time zones are represented by offsets from UTC.

Table of time zones and representative places

Checking and adjusting leap second setting

The leap second setting can be adjusted by executing leap second reception. You can find a list of leap seconds at the homepage of IERS (INTERNATIONAL EARTH ROTATION & REFERENCE SYSTEMS SERVICE). http://hpiers.obspm.fr/eop- pc/earthor/utc/TAI-UTC_tab.html

1. Pull the crown out to position 2 .
2. Press and hold the upper right button Ⓑ for 2 seconds or more.
   Using the “0:00:00” position as the starting point, the minute and second hands indicate the leap second setting.

When the leap second setting is “−36 seconds”

The hands point to “0 minutes 36 seconds”.

When the leap second setting is “−65 seconds”

The hands point to “1 minute 5 seconds”.

• Turn the crown to adjust the setting if the leap second is not correct.
• The adjustable range is from 0 to -90 seconds.
• Push the crown in to position 0 to finish the procedure.

Adjusting the time and calendar manually

1. Pull the crown out to position 1 .
2. Press and hold the upper right button Ⓑ until the second-hand points to 30 seconds.
3. Pull the crown out to position 2 . The second-hand points to 0 seconds.
4. Press and release the lower right button Ⓐ repeatedly to change the hand/indication to be corrected.
   • Each time you press the button Ⓐ, the target changes as follows. Minute hand → hour hand → date → year/month → day → (back to the top)
5. Rotate the crown to adjust the hand/indication.
   • Date indication changes to the next as the function hand rotates 5 times.
   • When you rotate the crown quickly a few times, the hand/indication will move continuously.
   • To stop the rapid movement, rotate the crown in either direction.
6. Push the crown in to position 0 in accordance with a reliable time source to finish the procedure.

Month and year indications

Set the year and month with the position of the second hand.

• “Month” corresponds to one of the 12 zones shown in the figure below. Each number means month.

• “Year” corresponds to the years since leap year and is indicated with markers in the zone of each month.

Checking the power reserve and power generation amount

1. Push the crown in to position 0 .
2. Press and release the upper right button Ⓑ .
   The power reserve and power generation amount at the moment of pressing the button Ⓑ are indicated in levels.

Indication of power reserve in level

Indication of power generation amount in level
The level of power generation amount means power being generated by the solar cell is represented in 7 levels (0 – 6).

• Press and release the upper right button Ⓑ to finish checking.

Checking the reference position

1. Pull the crown out to position 2 .

2. Press and hold the lower right button Ⓐ for 4 seconds.
   Correct reference positions:

   • All hands: 12 o’clock position
   • Date indication: midway between 31 and 1
   • Day: S (Sunday)

3. Push the crown in to position 0 and press and release the lower right button Ⓐ to finish checking.

Correcting the reference position

1. Pull the crown out to position 2 .
2. Press and hold the lower right button Ⓐ for 4 seconds.
3. Press and release the lower right button Ⓐ repeatedly to change the hand/indication to be corrected.
   • Each time you press the button Ⓐ, the target changes as follows: Date/day → hour hand → minute hand → second hand → (back to the top)
4. Rotate the crown to adjust the hand/indication.
   • When you rotate the crown quickly a few times, the hand/indication will move continuously. To stop the rapid movement, rotate the crown in either direction.
5. Push the crown in to position 0 .
6. Press and release the lower right button Ⓐ to finish the procedure.

Resetting the watch — All Reset

1. Pull the crown out to position 2 .
2. Press and hold buttons Ⓐ and Ⓑ at the same time for 3 seconds or more and release them.
   As you release the buttons, the hands move slightly to indicate that reset is completed.

After All Reset
After All Reset, adjust the reference position. Execute world time setting and receive satellite signal manually to adjust the time and calendar after that.

References

• hpiers.obspm.fr/eop-pc/earthor/utc/TAI-UTC_tab.html

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