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After plugging in power, turning on the power switch,
"POWER" light in front Panel does not turn on, and fan
does not work.
After plugging in power, turning on the power switch,
"POWER" light in front panel turn to green while fan does
not work.
After plugging in power, turning on switch, "POWER"
light turn to green, the indicator lights in the panel turn on
at the same time, but fan does not work.
DVR continuously reboots after start up, and makes a
sound like "di" every 10 seconds.
There are no images in the monitor connected with VOUT
after DVR is started.
Cannot find the hard disk in reboot process.
No reponse in HyperTerminal interface.
DVR can not control PTZ through RS-485 port.
Client software can not view DVR live image.
Appendix E Troubleshooting
Failure
Page 98
Possible reasons
1)
Power cable is broken.
2)
Power supply is broken.
1)
Front panel cable is broken.
2)
Fan is broken.
The ATX plug in main board is
not well plugged in.
1)
Upgrade the wrong firmware
2)
Compression
board
problems.
3)
Main board has problems.
1)
The cable connected with the
monitor is broken.
2)
Real board of DVR has
problems.
3)
Main board of DVR has
problems.
1)
Hard disk cable is broken.
2)
The power cable of hard disk
is not connected.
3)
Hard disk is broken.
1)
Baud rate is not matched.
2)
RS-232 cable is broken.
3)
Serial port of PC is broken.
4)
RS-232 port of DVR is
broken.
1)
RS-485
cable
connected
correctly
broken.
2)
PTZ parameters error.
3)
RS-485 port of DVR is
broken.
1)
Network is error.
2)
Connect wrong DVR (wrong
IP, port number, username or
password, ect).
has
is
not
or
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