Advantech ACP-4001, User Manual, Page: 33 / 44

29 Appendix A
1.Connectors 2. Pin Assignments
Connector Description CN1 BIG 1
ISA1, 4, 6~8 16 Bit ISA Bus connector PIN Name PIN Name
PPCI1 ~ PPCI3 32 Bit PCI Bus connector (primary) 1 PS-ON 1 +12V
SPCI4 ~ SPCI7 32 Bit PCI Bus connector (secondary) 2 GND 2 GND
ISA2~3,5 PICMG connector 3 5VSB 3 GND
KB1 KB-In, from CPU card K/B connector 4 +5V
KB2~KB3 KB-Out, 5 pin extemal K/B connector CN2
KB4 KB-Out, 5-pin external K/B connector PIN Name KB1~3
BIG1 Big 4 Pin Power connector 1 5VSB PIN Name
AT1 AT Power connector 2 GND 1 KBCLK
ATX1 ATX Power connector 3 GND 2 KBDATA
CN1 PS-ON Function, to CPU card for
ATX power signal 4 -5V 3 NC
5 +5V 4 KBGND
CN2 8 pin Alarm Board Power connector 6 +3.3V 5 KBVCC
CN3 FAN 3 pin +5V and +12V Fan connector 7 -12V
CN4 FAN 3 pin +12V DC Fan connector 8 +12V AT1
(reserved) PIN Name
J11 ID Select (primary) CN3 FAN 1 NC
J12 ID Select (secondary) PIN Name 2 +5V
1 +12V 3 +12V
2 GND 4 -12V
3 +5V 5 GND
6 GND
CN4 FAN 7 GND
PIN Name 8 GND
1 +12V 9 -5V
2 GND 10 +5V
3 +5V 11 +5V
12 +5V
ATX1
PIN Name PIN Name
1 +3.3V 11 +3.3V
2 +3.3V 12 _12V
3 GND 13 GND
4 +5V 14 PS-
5 GND 15 GND
6 +5V 16 GND
7 GND 17 GND
8 NC 18 -5V
9 5VSB 19 +5V
10 +12V 20 +5V