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2.3 Rear Panel Description
Notice：Please refer to real product for different model.
DVR-470 Rear Panel
DVR-1670 Rear Panel
Index Physical Interface Description
1
Video Input
Standard BNC.
Video Output
Connect monitor, output video and menu.
2
Audio Output
1 channel RCA (1.0 Vp-p, 75
Ω)
3
Audio input
4 channel RCA (1.0 Vp-p, 75
Ω)
4
Video Loop out
DVR-1670 uses DB15 connectores. DVR-470 uses on
board BNC connectors.
VGA Interface
VGA display.
5
RS-232
Connect RS-232 devices. Refer to Appendix B for pin
definition.
6
UTP Network Interface
Connect network devices. Refer to Appendix B for pin
definition.
7
RS-485
PTZ connection. Refer to Appendix B for pin definition.