Planet Technology DVR-1670, DVR-470 Appendix E Troubleshooting, Failure Possible reasons

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