Chapter 1-2. Rear View
[DVR304]
1. Main monitor 7. Network RJ-45 connector
2. Camera inputs 8. RS-485
Analog camera BNC inputs For PTZ connection
3. Audio inputs 9. Alarm I/Os
Four RCA audio connectors Alarm input switches, 1 N/O alarm output,
4. Audio output and 1 N/C alarm output
5. USB connector 10. DC 12V input
For mouse connection 11. Fan
6. VGA output
[DVR308]
1. Main monitor 9. RS-485
2. Camera inputs For PTZ connection
Analog camera BNC inputs 10. Alarm I/Os
3. Audio inputs Alarm input switches, 1 N/O alarm output,
Four RCA audio connectors and 1 N/C alarm output
4. External IR receiver (RCA) 11. RJ-45 Keyboard-in
5. Audio output Connected from previous DVR’s
6. Spot monitor keyboard output in daisy chain.
a. Spot monitor accessible by keyboard. 12. RJ-45 Keyboard-out
b. Each spot output can be Connect to the next DVR’s input.
programmable for alarmed camera RJ-45 connector
display and sequence display. 13. DC 12V input
7. VGA output 15. Power switch
8. Network RJ-45 connector
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