HUD screen has no display/power
Check that the power cable is plugged in securely to the HUD and to the cigarette lighter
socket. Check that the HUD switch is in the ON position. If there is still no display, please try
the unit in another car to test whether the vehicle 12V socket is supplying power. If your car is
not supplying power, please consult with your car user manual or a qualified mechanic.
No speed, HUD powers off after 20 seconds or HUD will not automatically power on or off
When the starting voltage is less than 13.2V, the HUD will not power on. If your engine is
running and the HUD is still not working, please toggle the power switch on the side to turn it
on, then hold the input button in for 5 seconds to enter into the settings menu. Once in the
settings, navigate through to settings menu 7. Push or pull the button to adjust the voltage
from 132 to 128 or lower. Try turning on your car again to see if the HUD now automatically
turns on.
HUD will not automatically power off after the car is turned off
The HUD is designed for a default voltage value of 13.2V. When the voltage is above 13.2V, it
will automatically power on, then when it is lower than 13.2V is will automatically power off. If
the HUD does not power off automatically, hold the input button in for 5 seconds to enter
into the settings menu, then navigate through to settings menu 7. Adjust the voltage level to
135 or higher, then press and hold the input button for 5 seconds to save. Please note that
the value shouldn't be set too high, as the HUD will not automatically power on due to not
receiving sufficiently high voltage.
Inaccurate speed
When the HUD is powered on, press and hold the input button for 5 seconds to enter into
settings. The menu 0 will show the parameter of 100 push or pull the input button up or
down to increase or decrease the value according to the difference to your speedometer. For
example, if your HUD reads 5km/h lower than your speedometer, change this to 105. If your
HUD is 4km/h higher than your speedometer, change this value to 96. After making the
adjustment, press and hold the input button for 5 seconds to save.
Overspeed alarm
The default value for the overspeed alarm is 112km/h. Users can choose to
increase/decrease this value. When the HUD is powered on, press and hold the input button
for 5 seconds to enter into the settings menu, then navigate to menu 1. The parameter will
display 112, which represents the speed at which the HUD will give an alarm once the car
reaches that speed. Push or pull the input button up or down to set the desired speed, then
press and hold the button in for 5 seconds to save.
Cannot see the HUD clearly in sunlight
Check whether the HUD protective film is torn and that the reflection film is positioned
correctly. If this does not help you, press and hold the input button for 5 seconds to enter into
the settings menu, then navigate to menu 1. The parameter will display 0, automatic
adjustment. Change this to 2 for the highest brightness level, then press and hold the input
button for 5 seconds to save.
Unit keeps crashing or showing bizarre or incorrect data
Please do a factory reset on the unit.
TROUBLESHOOTING
Summary of Contents for KAHUDQ7GPSB
Page 1: ...GPS CAR HEAD UP DISPLAY KAHUDQ7GPSB ...
Page 2: ......
Page 3: ...1 USB charging port 2 Power switch 3 Input button OVERVIEW 3 2 1 ...
Page 10: ...NOTES ...
Page 11: ......