My light is not coming up since o assembled the rov

Blue Robotics Vehicles BlueROV2
1

Please help me my light is not coming

2

Hello,

Please make sure that the lights are set up properly.
The signal wire should be connected to servo 7 on a Blue ROV2.
Also make sure that the lights are setup to channel 7 in QGC and that the joystick functions are set up correctly.