Symptoms

Resolution

 

 

No playback of audio with video.

- Check all audio in/out connections to DVR

 

- Make sure audio is activated and configured

 

- Make sure audio is associated with an active video

 

channel

 

 

No firmware upgrade.

- Check that new firmware version is correct

Firmware upgrade failed.

- Check that USB FDD or ZIP Drive has correct file

Network firmware upgrade failed.

- Check network connection; check Internet gateway

 

 

No network connectivity

- Check network connection to LAN and DVR

No remote control over network

- Make sure network configuration is correct

No time server function

- Make sure all configured IP addresses are correct

No firmware upgrade over network

- Make sure the network access password is correct

 

- Make sure network has gateway to the Internet

 

 

No time server function

- Check network connection to LAN and DVR

 

- Make sure network configuration is correct

 

- Make sure time server setting correctly specified

 

- Make sure network has gateway to the Internet

 

- If private time server is not available try public servers

No E-mail Notification of alarm condition - Make sure that all alarm conditions are set properly

-Check network connection to LAN and DVR

-Make sure network configuration is correct

-Make sure that e-mail notification settings are correct

Lost Administrator password

- Recover lost Admin Password using Master Password

Lost Web Access password

- Recover lost Web Password by changing it locally

Lost Master password

- Cannot recover lost Master Password Contact service

 

 

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CBC ZR-DH1621NP manual