G9 Speedometer

Special Reminder

The working voltage of this product is 5V. Voltages higher than 5V are prohibited.

After power on, the satellite icon flashing indicates star search. Once the GPS satellite icon stops flashing and is often bright, it can be used normally.

Display Functions

  1. Driving Direction: Search for the satellite. After the flashing stops, it can be used normally. Displays compass directions (N, E, W, S).
  2. Overspeed Alarm Icon: Triggers an alarm after the speed exceeds the set value.
  3. Multi-function Display: Shows speed, time, driving time, satellite number, acceleration test, and speed.
  4. Satellite Icon: Indicates acceleration test, travel distance, clock, MPH, or KM/H.

Rotary Key Functions

  1. Vertical Short Press (dial press once release): Switches between speed, time, satellite numbers, mileage, and driving time.
    Power test (after entering the setting menu): Short press to enter parameter value setting, short press again to return.
  2. Vertical Long Press (dial wheel hold for 2 seconds): Enters the Settings menu and saves the exit.
  3. Left Dial: Switches the compass color (within the Settings menu).
  4. Long Left Dial (dial wheel left dial for 2 seconds): Turns off the buzzer ([buzzer sound] off). Long left dial again for 2 seconds turns the buzzer back on ([buzzer sound] on).
  5. Right Dial: Switches the multi-function area color (within the Settings menu).

Color Switch

Left Dial: Switches compass color.

Right Dial: Switches multi-function area color.

Setup Mode

Press the dial wheel key vertically for 2 seconds to enter the setting item. Press the selection menu vertically, and adjust by pressing the vertical length vertically for 2 seconds to save and exit.

Settings Table

Menu Functions Adjustable Range Direction for Use Default Value Set Parameter Value Screen
1. Speed fine-tuning 50-150 Adjust the parameter value if the speed and instrument panel display 100 KM/H or equipment display 105 KM/H, and adjust the parameter value to 102. 107 1888
2. Overspeed alarm setting 0-250 Alarm when the vehicle speed reaches the set default value of 150 KM/H. 150 1858
3. Fatigue driving reminder 1.0-8.0 Remind after exceeding the default value for 8.0 hours. 8.0 188.0
4. Brightness mode 0-11 0 is automatic photosensitive mode; 1-11 is manual adjustment. 0 18.88
5. Speed unit 0-1 0: Unit of KM/H; 1: Unit of MPH. 0 165
6. Time adjustment 0:00-12:00 1. Adjust the time area when the satellite is not received. 2. Adjustment and local time synchronization after satellite search. 8:00 186.
7. Factory data reset 0-1 The default is 0 to 1. Vertical long press dial 2 seconds to save exit. 0 1888

GPS Displays FAQs

  1. No display on the screen, no power: Check if the USB line is damaged. Replace the USB line and test. Do not use voltage higher than 5V.
  2. No speed: The flashing satellite icon indicates star search. In areas with shelter like underground parking lots, tunnels, or overpasses, the satellite connection may be lost. Move the car to an open road. Once the satellite icon stops flashing and is bright, it can be used normally.
  3. Time calibration: 1. Adjust the time area when the satellite is not received. 2. Perform adjustment and local time synchronization after satellite search.
  4. No vehicle speed: Check if the unit (KM/H or MPH) is correct (refer to setting 5 for speed unit switching).
  5. Speed Display Adjustment: When the car is moving, the manufacturer increases the speed displayed on the dashboard by 5-7%. To fine-tune the vehicle speed, if the meter shows 100 Km/h, but the machine displays 105 Km/h, adjust the parameter value to 102.
  6. Driving direction is wrong: The satellite cannot determine direction without speed. Direction is displayed once the speed exceeds 5 KM/H.
  7. Speed still displayed after car is stopped: Underground parking lots, tunnels, and overpasses with shielding can cause unstable satellite signals or drift. Drive the car to an open road to resolve this.
  8. Turn off the buzzer: Move the toggle key to the left for a long time (2 seconds) to turn off the buzzer. Move the toggle key to the left again for 2 seconds to turn the buzzer back on.
Models: G9 Car Head up Display, G9, Car Head up Display, Head up Display

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