Seagate ST31000523AS User Manual download pdf (Page 128)

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10 FAQ

z System can not boot up.

 Input voltage is not right

 Power button connection is not good.

 Power button is damaged

 System upgrade error

 HDD malfunction or HDD cable is damaged

 Some series is not compatible with Seagate DB35.1，DB35.2，SV35， and

Maxtor 17G. Please upgrade to the latest software.

 Front panel error

 DVR main board is damaged.

z System auto reboots after several minutes or it often goes down.

 Input voltage is not stable or it is too low

 HDD malfunction

 Power button is not sufficient

 Ventilation problem or there is too much dust.

 DVR hardware problem.

z System can not detect the HDD

 Check HDD power cable connection

 HDD cable is damaged

 HDD malfunction

 SATA port is damaged

z No video in single (several or all) channel(s)

 Program error. Please upgrade to the latest version.

 Brightness becomes o. Restore default setup.

 No video input signal or it is too weak

 Enabled channel protection function

 DVR hardware error.

z Real-time video brightness or color is distorted.

 When BNC output, NTSC and PAL setup is not right. The video may becomes

black and white

 DVR and monitor resistance is not right

 Transmission distance is too long or the video transmission cable attenuation is

too heavy.

 DVR color setup is not right.

z Can not find local video file

 HDD cable error

 HDD malfunction

 Program version problem

 The files has been overwritten

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Seagate ST31000523AS User Manual Page 128