Cpu Pcb Input/Output Signals; Battery Pack/Monitor, J2; Lcd Backlight, J4; Keyboard, J8 - GE MAC 5500 Service Manual

CPU PCB Input/Output Signals

Revision E
Troubleshooting: CPU PCB Input/Output Signals
Pin No.
1
2
3
4
5
6
Pin No.
1
2
3
4
5
6
7
8
9
10
Pin No.
1
2
3
4
5
6
7
8
9
MAC 5500 resting ECG analysis system
2020299-020

Battery Pack/Monitor, J2

Signal
18V Battery Power
18V Battery Power
Battery Temperature Sense
3V Temperature Sense Power
Battery Ground
Battery Ground

LCD Backlight, J4

Signal
12V Power
12V Power
12V Power
Ground
Ground
Brightness Select
Backlight Enable
NC
Ground
Ground

Keyboard, J8

Signal
NC
NC
NC
NC
NC
Sense4
Sense2
Sense1
Sense0
4-27