COP Security 15-CD53 Manual de usuario descargar pdf (Pagina 14)

◆ CONNECTIONS

PRECAUTIONS

※ The following connections should be made by qualified service personnel or system installers in

accordance with all local codes.

Note: When powered up, the camera performs a self-check for about 2 minutes (including one panning, tilting, zooming

and focusing operation). During the period, control operations are not executed.

6. TROUBLESHOTING

Trouble Possible Causes Solution

Power supply is not well connected Replace

Engineering cable failure Eliminate

No action, no video after

powered up

The power supply is not well connected Correct

Machine failure Repair

The camera is declining Put straight

Self-check isn’t normal, but

image is normal and obstacle

found in operation.

Voltage is low

Change power and place it near the

camera

The distance between AC24V power

supply to dome camera must be less

50 meters

The contact of video cables is incorrect Correct

The contact of video cables is loose Eliminate

Self-check is normal but no

image

Camera is damaged Replace

The connection of control signal is incorrect Correct

Camera number is not set correctly. Reinstall

Protocol setting is incorrect Correct

RS485 cable A+&B- connection is not correct Correct

RS485 cable is too long The maximum cable for RS485

communication is 1.2km

Self-check is normal but it is

uncontrollable

RS485 signal network is star configuration Star distributor is used at junction of

connection

The contact of video cables is loose Eliminate

Instable image

Voltage is low Replace

Dropout occurs due to low voltage Check ID address settings

Self-check is abnormal Power up again

The operation of mainframe is not correct Power up again

The camera is uncontrollable

and running unceasingly

RS485 bus line isn’t equipped with matched

resistance, or the resistance is not matched.

Correct

Abnormal video Extremely bright video No termination or high resistance

Red L AC24V

Black N AC24V

Video Output

RS485 Signal

Orange RS485+

Yellow RS485-

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COP Security 15-CD53 Manual de usuario Pagina 14

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