
– Client-end resources are limited.
– Multiple-cast group setup in DVR is causing mosaic (this mode is not recommended).
– There is privacy mask or channel protection setup.
– Current user has no rights to monitor.
– DVR local video output quality is poor.
Network connection is instable
– Network is instable.
– IP address conflict.
– MAC address conflict.
– PC or DVR network card is faulty.
Burn error / USB backup error
– Burner and DVR are connected with same data cable.
– System uses too much CPU resource. Please stop recording first and then begin backup.
– Data amount exceeds backup device capacity (causing burner error).
– Backup device is not compatible.
– Backup device is damaged.
Keyboard cannot control DVR
– DVR serial port setup is incorrect.
– Address is incorrect.
– Several switchers are draining power supply.
– Transmission distance is too great.
Alarm signal cannot be disarmed
– Alarm setup is incorrect.
– Alarm output has been opened manually.
– Input device error or connection is faulty.
– Program version may be incorrect - please upgrade your system.
Alarm function is null
– Alarm setup is incorrect.
– Alarm cable connection is faulty.
– Alarm input signal is incorrect.
– Two loops connect to one alarm device.
Remote control does not work
– Remote control address is incorrect.
– Distance is too great or control angle is too small.
– Remote control battery power is low.
– Remote control or DVR front panel is damaged.
Record storage period is too short
– Camera quality is too low.
– Lens is dirty
– Camera is installed facing the light
– Camera aperture setup is incorrect.
– HDD capacity is insufficient.
DIVAR AN 3000 / DIVAR AN 5000
Troubleshooting | en 129
Bosch Security Systems Operator Manual 2013.11 | 1.1 | AM18-Q0669
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