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VDH-DRN374 Series Hardware Manual
11
1. Networking not stable
2. IP conflict
3. MAC conflict
4. LAN card error (PC/DVR)
Q 16.
USB backup error
A : The possible causes:
1. CPU too busy to back up the data! Stop recording then backup!
2. Device not compatible
3. Backup device error
Q 17.
DVR can not be controlled by the keyboard
A : The possible causes:
1. DVR has wrong port setting
2. Wrong address
3. Low power for use; each adaptor need to be powered.
4. Transmission distance is too far
Q 18.
The remote controller can not work
A : The possible causes:
1. Wrong control address
2. Long distance or poor angle
3. Battery run out
4. Controller or DVR front panel is out of order
Q 19.
Short recording time
A : The possible causes:
1. Bigger data rate from poor camera quality, dirty lens, backlight
installation, bad aperture adjustment.
2. Small HDD storage
3. HDD damage
Q 20.
Download files can not be played back.
A : The possible causes:
1. No player
2. No graphic accelerator with DX8.1 or above
3. Save as AVI files and play with MEDIA PLAYER
Q 21.
Forget the administrative password or Internet password
A : The possible solution:
1.
Please contact local customer service staff or call the customer service
phone headquarters, we will guides you how to solve by the machine
type and version of the program.
Содержание VDH-DRN374 Series
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