73
control.
After activating the control, if one or more problems occur such as channel covered with white lump,
control disappear or right click pop-up no menu, please update patches
（
KB945007 and KB912945
）
on
http:\\www.microsoft.com.
11. Open the IE connect interface, under the XP system, if can not download the subtitle normally, please check
the XP system scripting. FileSystemObject (FSO text read and write) if it is closed, close this function will
lead “automation server can not create object”, the WEB language configuration file can not download to
local display, open FSO will solve this problem.
Solution: “start”-“run” input regsvr32 scrrun.dll. Press the “enter”.
12
、
Connect DVR through DVR_WEB, if the icon or caption can not be displayed, you should close the IE and
then install the “DVR_WEB_XXXXX.msi” which burned in CD (XXXXX is version number).
Appendix 1 HDD Capability Calculate
1. Required HDD capacity for one channel one hour (unit Mbyte):
HDD capacity
＝
bit rate / 8 × 3600 / 1024
The unit of bit rate is Kbit/s.
2. Required one channel HDD capacity (unit Mbyte):
HDD capacity
＝
required HDD capacity of one channel for one hour× daily recording time × number of
recording days
3. Required HDD capacity for all channels timing record (unit Mbyte):
HDD capacity
＝
required one channel HDD capacity × the number of channels
4. Required HDD capacity for all channel alarm records (unit Mbyte):
HDD capacity=required one channel HDD capacity × the number of channels ×Alarm rate
