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tracer2000 Network DVR Hardware User’s Manual
Version 3.1 Page 13 of 31
1.12 General Purpose Input / Output (J3)
Pin No. Signal Pin No. Signal
1 GPIO-0 2 Audio IN3
3 GPIO-1 4 AGND
5 GPIO-2 6 Audio IN2
7 GPIO-3 8 AGND
9 GPIO-4 10 Audio IN1
11 GPIO-5 12 AGND
13 GPIO-6 14 Audio IN0
15 GPIO-7 16 GND (for GPIO)
1.13 Infra-Red (IR)
Pin No. Signal
1 VCC
2 IRRX
3 GND
4 IRTX
5 CIRRX