66_ appendix

appendix
trOuBlesHOOtiNG (FaQ)
Problems and Symptoms Measure
Power does not turn on. Only use a power adapter specified in the user manual.
Fully insert the adaptor’s power jack into the DVR’s power receptacle.
It sounds a beep when the power is properly supplied, check the output and LED
indicator.
If the problem persists after these actions, replace the main board as this is an
error from the power system.
LED indicator does not operate. Open the DVR case and properly connect the key cable connector.
Fan does not operate. Check the power is turned on.
Connect the fan’s power cable properly to the DVR’s 12V power connector.
Remove any foreign substances on or around the cable.
If the problem persists after these actions, the fan or DVR is not in normal
operation. Replace the fan.
DVR produces noise. Remove any foreign substances in the fan unit and operate again.
If the fan produces noise itself, its internal bearings are broken; replace the fan.
If the problem persists after these actions, check the HDD and replace it if
necessary.
No output displayed on the LCD or no output
on RCA Video out.
Check the power is turned on.
Check the camera.
Turn on the DVR's monitor On/Off switch.
Connect to RCA Video Out properly.
Check whether the connecting cable is cut inside.
Check the cable by connecting camera and monitor directly.
Replace the cable if required.
HDD is not recognized properly. Check the power is turned on.
Check the power and data cables are connected to the HDD properly and restart.
If the problem persists after these actions, replace the HDD.
Replace the main board if it has a problem with the power system or the bus
line.
It does not record. Check the HDD.
Check the cable, camera and incoming BNC cable for connection.
Set the HDD OVERWRITE option to <ENABLE> and check its storing operation
again.
Set the recording type in the Schedule setup and try again.
(ALARM and MOTION modes only records on an event.)
It does not play back. Initialize the DVR using FACTORY DEFAULT, and delete files in HDD using CLEAR
PROCESSING, and then check playback after letting the DVR record for a while.
Try several times of HDD recording and deleting, and replace the HDD if the
problem continues.
Check the HDD power and data cables.
02489A_SHR-3040_ENG.indb 66 2009-11-10 오후 2:14:46