HIKVISION DS-8004HCI-S User Manual page 21

Spot audio output
Line in
USB interface
4 VGA interface
Keyboard interface
5
RS-232
Network interface
SW1
RS-485
6
Alarm input
Alarm output
7 GND
8 AC input
9 E-SATA
DS-8008HFI-S, DS8016HFI-S Rear Panel:
Index Physical Interface
1 Video input
Spot monitor for live audio and playback
Line input for audio
USB flash memory, USB HDD, USB CD/DVD or USB
mouse
VGA display
One is for DS-1000KI keyboard, and the other is for DVR
cascade. Using Pin3 and Pin4
Connect RS-232 devices. Refer to Appendix B for pin
definition
Connect network devices. Refer to Appendix B for pin
definition.
RS-485 terminal resistor switch. Default is off. The
resistor is 120Ω.
PTZ connection. Using T+ T- to connect PTZ
4 sensor alarm in
2 relay outputs
Ground terminal
100~240VAC
st
Optional. Extend 1 internal SATA to E-SATA.
Description
Standard BNC
21