Chapter 4: Troubleshooting
No action and images
when power on
Power supply damaged or
insufficient power
Wrong connection of power
supply
Faults in
engineering circuits
Abnormal self-inspection.
Images with roaring
sound of the motor
Insufficient electrical power
Replace with
qualified power supply
Normal self-inspection but
no images
Successful self-inspection
but out of control
Wrong connection of
RS-485 signal wire
Mismatched address of
spherical camera
Problem on PTZ controller
Too longer distance
of communication
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