Delta Embedded DVR User Manual download pdf (Page 150)

150

z System uses too much CPU resources. Please stop record first and then begin backup.

z Data amount exceeds backup device capacity. It may result in burner error.

z Backup device is not compatible.

z Backup device is damaged.

17. Keyboard can not control DVR.

There are following possibilities:

z DVR serial port setup is not correct

z Address is not correct

z When there are several switchers, power supply is not enough.

z Transmission distance is too far.

18. Alarm signal can not been disarmed.

There are following possibilities:

z Alarm setup is not correct.

z Alarm output has been open manually.

z Input device error or connection is not correct.

z Some program versions may have this problem. Please upgrade your system.

19. Alarm function is null.

There are following possibilities:

z Alarm setup is not correct.

z Alarm cable connection is not correct.

z Alarm input signal is not correct.

z There are two loops connect to one alarm device.

20. Remote control does not work.

There are following possibilities:

z Remote control address is not correct.

z Distance is too far or control angle is too small.

z Remote control battery power is low.

z Remote control is damaged or DVR front panel is damaged.

21. Record storage period is not enough.

There are following possibilities:

z Camera quality is too low. Lens is dirty. Camera is installed against the light. Camera

aperture setup is not correct.

z HDD capacity is not enough.

z HDD is damaged.

22. Can not playback the downloaded file.

There are following possibilities:

z There is no media player.

z No DXB8.1 or higher graphic acceleration software.

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