Maxtor Digital Multiplex Recorder - Manual (Page 54)

APPENDIX #4 – PIN CONFIGURATIONS
50
25 pin com port
DMR
EXTERNAL ALAM NO
EXTERNAL ALARM COM
PIN OFF
ALARM INPUT 9
ALARM INPUT 10
ALARM INPUT 11
ALARM INPUT 12
ALARM INPUT 13
ALARM INPUT 14
ALARM INPUT 15
ALARM INPUT 16
ALARM INPUT 1
ALARM INPUT 2
ALARM INPUT 3
ALARM INPUT 4
ALARM INPUT 5
ALARM INPUT 6
ALARM INPUT 7
ALARM INPUT 8
PIN OFF
GND
PIN13
Under normal operation COM disconnect with NO. But when Alarm
triggered, COM connect with NO. EXTERNAL ALARM NO
PIN 25
Under normal operation COM disconnect with NO. But when Alarm
triggered, COM connect with NO.
EXTERNAL ALARM COM
PIN10,11,12,14,
23,24
---- PIN OFF
PIN2-9;
PIN 15-22
To connect wire from ALARM INPUT ( PIN 2 -- 9 ; PIN 15-22) to GND
( PIN 1 ) connector, DMR will start recording and buzzer will be on.
Ø
When Menu/ Camera/ Alarm is set up to “Low” :
When alarm input signal is “ Low ”, the unit starts to record and buzzer.
Ø When Menu/ Camera/ Alarm is set up to “High” :
When alarm input signal is “ High ”, the unit starts to record and buzzer.
ALARM INPUT
PIN 1 GROUND GND