Failure Possible
Appendix E Troubleshooting
reasons
After plugging in power, turning on the power switc
nt Panel does
Power cable is broken.
oken.
h, 1)
“POWER” light in fro not turn on, and fan 2) Power supply is br
does not work.
After plugging in power, turni
t panel tu
.
oken.
ng on the power switch, 1) Front panel cable is br
“POWER” light in fron
not work
rn to green while fan does 2) Fan is broken.
After plugging in power, turni
, the indicator lights in the
an does not work.
oard is
ed in.
ng on switch, “POWER” The ATX plug in main b
light turn to green panel turn on not well plugg
at the same time, but f
DVR continuously reboots af
very 10 seconds.
ware
has
s.
has problems.
ter start up, and makes a 1) Upgrade the wrong firm
sound like “di” e 2) Compression board
problem
3) Main board
There are no images in the mo th the
s
pro
prob
nitor connected with VOUT 1) The cable connected wi
after DVR is started. monitor is broken.
2) Real board of DVR ha
blems.
3) Main board of DVR has
lems.
Cannot find the hard disk in reboot process. 1) Ha n.
The power cable of hard disk
is not connected.
rd disk is broken.
rd disk cable is broke
2)
3) Ha
DVR can not control PTZ through RS-485 ble is not
ly or
broken.
eters error.
t of DVR is
ken.
port. 1) RS-485 ca
connected correct
2) PTZ param
3) RS-485 por
bro
Client software can not view DVR live image. etwork is error.
t wrong DVR (wrong
number, username or
4.dll)
1) N
2) Connec
IP, port
password, ect).
3) Old player SDK (playm
Notes:
1) Place the DVR in well ventilated space so that it operates within the allowed range of
temperature and humidity as in specification.
91
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