NightWatcher D1 Digital Video Recorder User Manual
79
Possible reasons are as followed:
1 HDD manage without partition for snapshot.
2 Partition for snapshot is 0
3 The snapshot function is not enable on record-> storage of related channel.
27
、
The time shows on digital channel is not the same as local side:
Enable the time synchronous function of digital channel.
28
、
Can not see preview picture of analog channel
Possible reasons are as followed:
1 The camera did not connect to video interface
2 The device did not connect to video source
3 Video source is broken.
29
、
Picture will be frozen when multi-connection and shift devices.
Picture come out from digital channel need few seconds, shift device means to show new picture, so
it needs several seconds to buffer.
30
、
IE activeX can not download or install under Win 7 system
Possible reasons are as followed:
1
Install IE activeX, don
’
t install as administrator, incase not perfect install or invalid install,
should click with right button choose install as administrator.
2
It was blocked when auto-download activeX, can do below operation on PC:
“
Start
”
->
“
Run
”
-> input
‘
msconfig
’
, then choose
“
Tool
”
-> revise UAC settings ->
set with
“
Never inform
”
.
3
ActiveX was blocked by anti-virus software, please shutdown anti-virus software when
installing, after successfully installed, set activeX as reliable software.
31
、
CMS install failed under Win7 system, or can not open after installation.
Possible reasons are as followed:
1 Don
’
t install as administrator, incase not perfect install or invalid install.
5.2 Maintenance
1
Please brush printed circuit boards, connectors, fans, machine box and so on regularly.
2
Please keep the grounding well done to prevent the video or audio signal interfered and the
