Troubleshooting

Symptom

Cause (Information)

 

Remedy

 

 

 

No picture is displayed.

Is there a problem in the power cable(s) connecting the

Use cable(s) with low cable resistance

 

camera to the power supply unit?

and of the correct cable length.

 

(If the power cable(s) are too long or of an inadequate

(Ensure that the voltage supplied to the

 

size, the correct voltage may not be supplied due to an

terminal board is correct during camera

 

increase in cable resistance.)

operation, i.e. when the rated current is

 

 

flowing through the camera.)

 

 

 

No power to the

Are cables connected properly to the terminal board on

Connect the cables properly.

camera

the Ceiling Mount ?

 

 

 

 

 

Power to the camera but

Is there a problem with the power cable(s) connecting the

Change power cable(s) to one(s) of lower

it later turns off when the

camera to the power supply unit?

resistance (i.e. thicker or shorter cable(s)).

pan/tilt mechanism

(If the power cable(s) are too long or of an inadequate

(

P. 14)

size, the correct voltage may not be supplied due to an

 

starts operation.

 

 

increase in cable resistance during the pan/tilt operation.)

 

 

 

 

 

 

 

 

Video sync error occurs.

When L/L is set, does the power supply frequency match

Use a stable power supply with a

 

the video frequency (50 Hz)?

matching frequency.

 

Is thses interference to the power supply?

Prevent any penetration of noise into the

 

 

power supply.

 

 

 

 

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JVC TK-C655 manual Troubleshooting, Symptom Cause Information Remedy