User manual

User Manual of DS-8100HMFI-TH Series Mobile DVR
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1.4.2 Auto On/Off
Figure 1. 6 Auto On/Off
Please follow the procedure below:
Steps:
1. Connect the “DC IN +” and “KEY +” of DVR to the positive pole of vehicle batteries;
2. Connect the “DC IN -” and “KEY -” of DVR to the negative pole of vehicle batteries;
3. Lock the hard disk;
Note: The hard disk lock is locked when keyhole is upward and open when keyhole is leftward. For detailed
information, please see Chapter 6.1.
1.5 Connecting to Alarm Input / Output Device
Connecting to Alarm Input
DS-8100HMFI-TH series Mobile DVR adopts the high/low-level electrical signals triggering (high level: 6~36 VDC;
low level: 0~5 VDC) to realize alarm input. And in order to avoid error report caused by voltage fluctuation, no
alarm will be triggered by voltage ranging of 5~ 6VDC. Alarm input and Mobile DVR must be with common
grounding.
Figure 1. 7 Alarm Input Connection
Connecting to Alarm Output
The contact closure signal is used for the alarm output triggering. When there is an alarm output triggered, the
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