Troubleshooting
Cannot boot up correctly
– Input power is incorrect.
– Power connection is faulty.
– Power switch button is faulty.
– Program upgrade is incorrect.
– HDD malfunction or HDD cable connection is faulty (check HDD info screen for status).
– Seagate DB35.1,DB35.2,SV35 or Maxtor 17-g has compatibility problem. Please
upgrade to the latest version.
– Front panel error.
– Main processor board is damaged.
DVR automatically shuts down or stops running
– Input voltage is not stable or is too low.
– HDD malfunction or HDD cable connection is faulty (check HDD info screen for status).
– Front video signal is not stable.
– Working environment is too harsh (e.g. too much dust).
– Hardware malfunction.
System cannot detect hard disk
– HDD malfunction or HDD cable connection is faulty (check HDD info screen for status).
– Main processor board SATA port is faulty.
No video output (on one-channel, multiple-channel or all-channel output).
– Program is not compatible. Please upgrade to the latest version.
– Brightness is 0. Please restore factory default setup.
– There is no video input signal or it is too weak.
– Check privacy mask setup or your screen saver.
– DVR hardware is faulty.
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).
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DIVAR AN 3000 / DIVAR AN 5000 Troubleshooting | en 127
Bosch Security Systems Operations Manual 2014.10 | 2.0 | AM18-Q0669