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6 FAQ
1. Device cannot boot up properly.
These are the following possibilities:
Input power is not correct.
Power connection is not correct.
Power switch button is damaged.
Program upgrade is wrong.
HDD malfunction or something wrong with HDD ribbon.
Front panel error.
Main board is damaged.
2. Device often automatically shuts down or stops running.
These are the following possibilities:
Input voltage is not stable or this is too low.
HDD malfunction or something is wrong with the internal disk.
Button power is not enough.
Front video signal is not stable.
Working environment is too harsh, too much dust.
Hardware malfunction.
3. System cannot detect hard disk.
These are the following possibilities:
HDD is broken.
HDD internal disk is damaged.
HDD cable connection is loose.
Main board SATA port is broken.
4. There is no video output whether this is one-channel, multiple-channel or all-channel
output.
These are the following possibilities:
Program is not compatible. Please upgrade to the latest version.
Brightness is set to the
‘0’ value. Please restore factory default setup.
There is no video input signal or This is too weak.
Check privacy mask setup or your screen saver.
Device hardware malfunctions.
Содержание 72-8P Series
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