Trouble Shooting - DH-Vision Auto-tracking High Speed Dome Camera User Manual

7. TROUBLE SHOOTING

PROBLEMS
Power on, no movement,
no image, indicator light
does not light
Power on, self check, has
image, can't control,
indicator light does not
flicker
Image is dim
Fan does not rotate
28
POSSIBLE REASON
Power line connected
wrong
Power damaged
Blowout
Power line be connected
bad
The machine's address
code or baud rate is
wrong
Protocol wrong
RS485 bus be connected
wrong
Focus in manual state
Dome is dirty
Fan is connected wrong
SOLUTION
Correct it
Replace
Replace
Check it
Reset
Correct it
Check it
Clean it
Change a certified power
supply
Check it