Bosch DIVAR AN 5000, Operation Manual

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Real-time video color is distorted
–
When using BNC output, NTSC and PAL setup is not correct (the real-time video becomes
black and white).
– DVR and monitor resistance is not compatible.
– Video transmission is too long or degrading is too large.
– DVR color or brightness setup is incorrect.
Cannot search local records
–
HDD malfunction or HDD cable connection is faulty (check HDD info screen for status).
– Upgraded program is not compatible.
– The recorded file has been overwritten.
– Record function has been disabled.
Video is distorted when searching local records
–
Video quality setup is too low.
– Program read error, bit data is too small. There is mosaic in the full screen. Please restart
the DVR to solve this problem.
– HDD malfunction or HDD cable connection is faulty (check HDD info screen for status).
– DVR hardware is faulty.
There is no audio when monitoring
–
No power to pickup.
– No power to acoustics.
– Audio cable is damaged.
– DVR hardware is faulty.
There is audio when monitoring but there is no audio during playback
–
Setup is incorrect. Please enable the audio function
– Corresponding channel has no video input. Playback is not continuous when the screen is
blue.
Time display is incorrect
–
Setup is incorrect
– Battery contact is incorrect or voltage is too low.
– LED display is faulty.
DVR cannot control PTZ
–
Front panel PTZ error
– PTZ decoder setup, connection or installation is incorrect.
– Cable connection is faulty.
– PTZ setup is incorrect.
– PTZ decoder and DVR protocol is not compatible.
– PTZ decoder and DVR address is not compatible.
– When there are several decoders, please add 120 Ohm between the PTZ decoder A/B
cables furthest end to delete the reverberation or impedance matching. Otherwise the
PTZ control is not stable.
– The distance is too great.
DIVAR AN 3000 / DIVAR AN 5000 Troubleshooting | en 135
Bosch Security Systems Operations Manual 2015.10 | v2.3 | AM18-Q0669