Appendix 2 Pin Configuration - Monacor DMR520 Schnellstartanleitung

◎ HDD Installation for Model 2, 3 and 4
Loosen the screws on the upper cover and open the upper cover of the DVR.
步驟2：
5) Screw out the HDD bracket.
6) Get suitable brand HDD and set the HDD mode (Master or Single).
7) Screw HDD onto the HDD bracket, two screws for each side. And then screw the HDD bracket back to the DVR base.
(Refer to Fig.1 & 2).
8) Connect the HDD to the power connector and IDE BUS (make sure to align the HDD precisely for pin connection)
(Refer to Fig. 3)
9) Close the upper cover of the DVR and fasten all the screws you loosened in the step 1. (Refer to Fig. 4 & 5)

APPENDIX 2 PIN CONFIGURATION

PIN FUNCTION
1
RS232-TX
2
RS232-RX
3 ~ 6
ALARM INPUT
7
EXTERNAL ALARM NC
8
EXTERNAL ALARM NO.
9
GND
10
RS485-B
11
RS485-A
12 ~ 13
PIN OFF
14
ALARM RESET
15
EXTERNAL ALARM COM
16 ~ 17
GND
208