Acquisition Module (J20); Lcd Backlight (J23) - GE MAC 3500 Service Manual

KISS Pump (J19) (cont'd.)
Pin

Acquisition Module (J20)

Acquisition Module (J20)
Pin
10

LCD Backlight (J23)

LCD Backlight (J23)
Pin
2046275-019H
Signal
3 GND
4 GND
Signal
1
TX- (RS485)
2
TX+ (RS485)
3
RX- (RS485)
4
RX+ (RS485)
5 GND
6 Power 12V
7 NC
8 NC
9 NC
NC
Signal
1 GND
2 GND
3
Power 5V DC
4
Power 5V DC
5
Relay Port 1 (Resistance)
6
Relay Port 2 (Resistance)
MAC™ 3500
Troubleshooting
69