HAIQING ONCE81 1.14 Inch LCD Display Module Instruction Manual
- September 17, 2024
- HAIQING
Table of Contents
- HAIQING ONCE81 1.14 Inch LCD Display Module
- Product Usage Instructions:
- OVERVIEW
- PACKAGE CONTENTS
- INSTALLATION AND FUNCTIONS
- Backlight (Lighting Effects, Brightness, Speed, Color)
- Backlight Switching Methods
- Key Functions
- Battery Indicator / Charging Instructions / Operating Current
- Operating Current
- Standby/Sleep/Wake
- SECURITY INFORMATION
- FAQ
- References
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
HAIQING ONCE81 1.14 Inch LCD Display Module
Specifications:
- Operating Systems: Linux, Android
- Power Input : 5V2A, 5V1A
- Power Consumption : USB < 550mA, 2.4G Bluetooth < 433mA, 3.7V
Product Usage Instructions:
I. Power and Connectivity:
- ON/OFF Switch: – OFF: Connect TYPE-C USB. – ON: Enable Bluetooth (BT) 2.4G mode.
- Switch between modes: – 2.4G Mode: Press Fn + 4, and the LED indicator will show mode 3. – Bluetooth Mode: Press Fn + 1 (1, 2, 3), LED indicator will show mode 1 (2, 3).
Customization:
Customize keys:
- 18 keys can be customized.
- 5 customizable profiles.
- 5 customizable modes.
- RGB lighting customization is available.
Key Shortcuts:
- Key Combinations: – Fn + INS = 18 – Fn + DEL = – Fn + Spacebar = / – Fn + / =
- Special Function: – (Special Function Description)
System Compatibility:
WIN (Windows) System Key Functions: (List of key functions for Windows
system)
Power and Charging:
- Power Options:
- USB Type-C for power input.
- USB charging specifications.
- Ensure power input matches the device requirements.
Wireless Connectivity:
Range and Connectivity:
- 2.4G and Bluetooth connectivity options available.
- Range of up to 30 meters.
- Turn ON/OFF switch for desired connectivity mode.
Additional Features:
Device Compatibility:
-
Compatible with PCs and other devices.
-
Special feature related to Caps Lock.
OVERVIEW
- The keyboard is equipped with a 1.14-inch screen.
- It features wired, 2.4G, and Bluetooth (3.0+5.0) tri-mode technology.
- Bluetooth supports 3 channels, allowing connection to 3 devices.
- Low battery reminder function to help manage charging times.
- Multi-level sleep mode with key wake-up function and full battery shutdown support for better power saving.
- Supports Windows XP/Vista/7/8/10/11, Mac OS X, Linux, and Android operating systems.
PACKAGE CONTENTS
- Keyboard *1
- 2.4G receiver *1
- USB Type-C cable *1
- Spare switch *2
- Switch and keycap puller *1
- Cloth bag *1
- User manual *1
INSTALLATION AND FUNCTIONS
Work Mode Selection
- Switch to OFF Position: Connect the keyboard to the PC using the included TYPE-C cable. The keyboard will operate in wired USB mode.
- Switch to ON Position : Use key combinations to select BT or 2.4G mode.
- 4G Mode: Long press “Fn + 4” on the keyboard for about 3 \seconds. The LED under the “4” key will flash rapidly (pairing wait time is about 60 seconds). Insert the receiver into an active USB port on the computer. Once pairing is successful, the keyboard screen will display “2.4G connected successfully.”
- Bluetooth Mode: Long press “Fn + 1 (or 2, or 3)” on the keyboard for 3 seconds. The LED under the corresponding “1” (or “2”, or “3”) key will flash rapidly, and the keyboard screen will display “BT1 (or BT2, or BT3) pairing.”
The keyboard will broadcast : ONCE81 5.0 and \ONCE81 3.0 devices (pairing wait time is about 60 seconds). Once paired successfully, the keyboard screen will display “BT1 (or BT2, or \BT3) connected successfully.” To switch between the three paired Bluetooth channels, simply short press Fn + 1 (or 2, or 3) keys.
Note:
- WIN7 and earlier operating systems do not support BT5.0 devices.
- When the switch is in the ON position, after a short press of “Fn + 1 (or 2, or 3, or 4)” key, use the scroll wheel to select BT (BT1/BT2/BT3) mode or 2.4 mode on the screen. Click the scroll wheel to enter pairing status for the selected mode or channel.
Backlight (Lighting Effects, Brightness, Speed, Color)
- Lighting Effects : A total of 18 types (Flowing Water, Rippling Waves, Starry Night, Endless Stream, Shadow Follower, Overlapping Mountains, Sine Wave, Color Fountain, Snow Trace, Blossoming Flowers, Double Shot, Winding Path, Drizzle, Snowfall, Meteor, Steady Light, Dynamic Breathing, Spectrum Cycle).
- Brightness: Adjustable in 5 levels.
- Speed : Adjustable in 5 levels.
- Colors : Red, Orange, Yellow, Green, Cyan, Blue, Purple, White, RGB.
Backlight Switching Methods
- Using Keyboard Shortcut Keys:
- Fn + INS = Cycle through 18 lighting effects
- Fn + DEL = Cycle through lighting colors
- Fn + SPACE = Toggle backlight on/off
- Fn + “↑/↓” = Adjust brightness
- Fn + “←/→” = Adjust speed
- Using the Scroll Wheel: Click the scroll wheel to display the main menu on the keyboard screen. Rotate the scroll wheel to select the backlight option (Lighting Effects, Brightness, Speed, Color). Click the scroll wheel to enter the respective submenu and rotate it to choose the effect/color or adjust the brightness/speed.
Key Functions
The MAC/WIN switch adapts the keyboard for the respective system .
-
When the switch is set to the WIN position (applicable to Windows systems):
-
FN+F1: Decrease screen brightness
-
FN+F2: Increase screen brightness
-
FN+F3: Show all windows (Alt+Tab)
-
FN+F4: Show desktop (Win+D)
-
FN+F5: Go back
-
FN+F6: Search
-
FN+F7: Previous track
-
FN+F8: Play/Pause
-
FN+F9: Next track
-
FN+F10: Mute
-
FN+F11: Decrease volume
-
FN+F12: Increase volume
-
Fn + Win key can lock/unlock the WIN key to prevent accidental presses during gaming. When locked, the Win key lights up white.
-
-
When the switch is set to the MAC position (applicable to Mac systems):
- F1: Decrease screen brightness / FN+F1 = F1
- F2: Increase screen brightness / FN+F2 = F2
- F3: Show all windows / FN+F3 = F3
- F4: Siri / FN+F4 = F4
- F5: App Exposé / FN+F5 = F5
- F6: Search / FN+F6 = F6
- F7: Previous track / FN+F7 = F7
- F8: Play/Pause / FN+F8 = F8
- F9: Next track / FN+F9 = F9
- F10: Mute / FN+F10 = F10
- F11: Decrease volume / FN+F11 = F11
- F12: Increase volume / FN+F12 = F12
-
Hold Fn + Esc for 3 seconds to restore the factory default lighting effect.
Battery Indicator / Charging Instructions / Operating Current
- Battery Indicator: The battery icon in the top right corner of the screen indicates the current battery level.
- Charging Instructions: This keyboard supports charging via power bank, power adapter, or a computer’s USB port. Use the included TYPE-C cable to connect to the keyboard.
Operating Current
Wired USB mode (battery charging) < 550mA. 2.4G and Bluetooth modes < 433mA 3.7V.
Note: Use a power adapter or power bank with an output of 5V⎓2A or 5V⎓ 1A. Using power sources outside this range may cause damage to the keyboard or pose safety risks. It is recommended to charge using a computer’s USB port.
Standby/Sleep/Wake
- When the keyboard is in 2.4G or BT mode and unused for about 2 minutes, it enters standby mode (screen displays time only). After about 10 minutes of inactivity, the backlight dims. After about 30 minutes of inactivity, it enters sleep mode (backlight and screen turn off).
- Press any key to wake the keyboard from any power-saving state (the scroll wheel is not supported).
- When carrying the keyboard outside or not using it for an extended period, set the ON/OFF switch to the OFF position.
Additional Information
- The time displayed on the screen can be calibrated using the PC driver software that comes with the keyboard.
- The language displayed on the screen can be changed in the screen’s language menu.
- The CAPS lock status is instantly displayed on the screen.
SECURITY INFORMATION
BEFORE USING AND OPERATING THE EQUIPMENT, PLEASE READ AND FOLLOW THE PRECAUTION BELOW TO ENSURE THAT THE EQUIPMENT IS PERFORMING BEST AND TO AVOID DANGEROUS OR ILLEGAL SITUATIONS.
- Please use the equipment within the temperature 0°C~35°C and store the equipment and its accessories within the temperature -10°C~+40°C. When the ambient temperature is too high or too low, it may cause equipment failure.
- The equipment and its accessories may contain some small parts. Please place the equipment and its accessories out of the child’s reach. Children may inadvertently damage the equipment and its accessories, or swallow small parts causing suffocation or other hazards.
- Please avoid rain or damp of the equipment and its accessories, otherwise it may cause fire or electric shock.
- Please keep the equipment and its battery away from the fire source, high temperatures and direct sunlight. It is forbidden to throw the battery into the fire, dismantle, fall, squeeze or modify the battery. It is forbidden to immerse the battery in water or other liquid to avoid external blow and pressure, so as not to cause battery leakage, overheating, fire or explosion.
- Do not replace the battery by yourself, otherwise it may damage the battery, resulting in overheating, fire and personal injury.
- Do not disassemble or modify the equipment (including the replacement of the built-in battery) and its accessories, otherwise, the equipment and its accessories are not within the scope of the warranty.
- Please dispose the equipment, batteries and other accessories according to the local regulations and they should not be treated as household garbage. If the battery is not disposed of properly, the battery may explode.
FCC WARNING
This device complies with part 15 of the FCC Rules. Operation is subject to
the following two conditions:
- This device may not cause harmful interference, and
- this device must accept any interference received, including interference that may cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Note: The Grantee is not responsible for any changes or modifications not expressly approved by the party responsible for compliance. such modifications could void the user’s authority to operate the equipment. The device has been evaluated to meet general RF exposure requirement. This equipment complies with FCC’s RF radiation exposure limits set forth for an uncontrolled environment. This device and its antenna(s) must not be co-located or conjunction with any other antenna or transmitter.
Global :
FAQ
Q: What are the operating systems supported by the keyboard?
A: The keyboard supports Linux and Android operating systems.
Q: How do I switch between Bluetooth and 2.4G modes?
A: Use the designated key combinations to switch between Bluetooth and 2.4G
modes as mentioned in the user manual.
Q: What are the power input requirements for the keyboard?
A: The keyboard requires a power input of 5V2A or 5V1A depending on the
mode of operation.