Nextech QM3842, Instruction Manual, Page: 9 / 12

8
OPERATING INSTRUCTIONS:
TROUBLESHOOTING:
4.
PAIRING STEPS
1.
The red light of the monitor is off: check whether the car charger is plugged in.
2.
The red light on the monitor is on but there is no video image: check if the power cord of the camera is
properly connected.
Step 1:
Power on the monitor and camera.
Step 2: Press the (M) key for 3 seconds to enter pairing mode. The display will show “pairing” and it
will automatically complete the pairing process with the camera. After the pairing is successful, the
monitor will display real-time footage from the camera.
Step 3: After the reversing camera is correctly connected to the reversing lights, it will automatically turn on
when you put your vehicle in reverse gear. In this mode, a guide will be displayed on the display to
help reverse the car.