Service manual

Appendix
Rev. A
A-
3
Pin No. I/O Signal Name Description
1

GND Ground
2

+ 42 + 42 VDC
3

+ 42 + 42 VDC
4

GND Ground
5

+ 5 + 5 VDC
6

GND Ground
7 O PSC Power off signal
8

GND Ground
9

+ 5 + 5 VDC
Pin No. I/O Signal Name Description
1 O SWA 0 HP sensor signal
2

+ 5 + 5 VDC
3

GND Ground
Pin No. I/O Signal Name Description
1 O SWA 1 DE sensor
2

GND Ground
Pin No. I/O Signal Name Description
1

GND Ground
2 I SWB1
3 O LED9 LED 9 DATA
4 O LED8 LED 8 DATA
5 I SWB2
6 I SWB5
7 I SWB0
8 O LED7 LED 7 DATA
9 O LED6 LED 6 DATA
10 O LED5 LED 5 DATA
11

+ 5 + 5 VDC
12 O LED1 LED 1 DATA
13 O LED0 LED 0 DATA
14 I SWB6
15 I PSC Power scan signals
16 I SWB3
17 I SWB4
18 O LED3 LED 3 DATA
19 O LED2 LED 2 DATA
20 O LED4 LED 4 DATA
Table A-2. Connector Pin Assignment (CN2)
Table A-3. Connector Pin Assignment (CN3)
Table A-4. Connector Pin Assignment (CN4)
Table A-5. Connector Pin Assignment (CN7)