Appendix C Pin Assignments 89
C.17 ATX power connector (CN18)
Table C-16: ATX power connector (CN18)
Pin Signal
1 5 V SB
2 N/C
3 PS_ON
C.18 AT power connector (CN20)
Table C-17: AT power connector (CN20)
Pin Signal
1 +12 V
2 GND
3 GND
4 +5 V
1
2
3
1
2
4
3
