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8. Main Monitor Output VGA Connector (VGA)
Connect VGA monitor to the optional D-SUB 15-pin female connector for
main monitor display.
9. RS-485 Connector
Connect this connector to RS-485 compatible PTZ camera(s) or keyboard.
Please refer to the manuals come with the RS-485 compatible devices for
the correct settings. Please refer to
Appendix C
for the Keyboard Control
Protocol for the digital video recorder.
10. Alarm Input Connectors (ALARM IN 1-4)
Connect these connectors to external devices such as sensors or door
switches.
11. Alarm Output Connectors (ALARM OUT NC(1)/NO(2))
Connect NC connectors (left) to Normally Closed (NC) alarm output, or
NO connectors (right) to Normally Open (NO) alarm output.
Please note
that only one of the NC or NO connectors can be connected only.
12. I/R Extension Connector (I/R, optional)
Optional I/R extension connector to receive signal from I/R remote
controller.
13. Power Switch (POWER)
Turn the power of this unit on/off.
14. Power Cord Inlet (DC 12V)
Connect to DC +12V power source.
15. RS-232 Connector (optional)
Connect this connector to PTZ camera(s), GPS modem, or POS system.
