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VDH-NK350A
Hardware Manual
9
1. Operating system is Win98 or Win Me and the client software cannot
be installed or displayed normally; Upgrade the operating system to
Win2000sp4 or above, or use lower versions of the client software.
2. ActiveX control blocked; install the ActiveX control in the attached CD.
3. DX8.1 or above not installed; upgrade the display driver.
4. Networking error
5. Wrong Networking settings
6. Wrong user/password
7. Wrong client software for the NVR firmware
Q 13.
Mosaic or no video when Network preview and file playback
A : The possible causes:
1. Network traffic jam
2. Bandwidth limitation in the NVR side
3. Group mode is used in the NVR networking setting. More mosaics in
group mode, not recommended.
4. Masks or channel protection in NVR side
5. No rights for the user account
6. Bad NVR output
Q 14.
Networking not stable
A : The possible causes:
1. Networking not stable
2. IP conflict
3. MAC conflict
4. LAN card error (PC/NVR)
Q 15.
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 16.
NVR cannot be controlled by the keyboard
A : The possible causes:
1. NVR 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 17.
Alarms cannot be stopped
A : The possible causes:
1. Wrong alarm settings
2. AlarmOut turned on manually
3. Input equipment error or wrong connections.
Содержание VDH-NK350A
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