AXIOMTEK IPC972, User Manual

Page: 28 / 94

IPC972 Series U
ser’s Manual
20 Introduction
1.7.8 Full-Size PCI Express Mini Card Slot (CN11)
There are two PCI-Express Mini Card connectors on the bottom side applying to either PCI-
Express or USB 2.0. It complies with PCI-Express Mini Card Spec. V1.2.
Pin Signal Pin Signal
1 WAKE# 2 +3.3VSB
3 No use 4 GND
5 No use 6 +1.5V
7 CLKREQ# 8 No use
9 GND 10 No use
11 REFCLK- 12 No use
13 14 No use
15 GND 16 No use
17 No use 18 GND
19 No use 20 W_DISABLE#
21 GND 22 PERST#
23 PE_RXN3/
SATA_RXP
24 +3.3VSB
25 PE_RXP3/
SATA_RXN
26 GND
27 GND 28 +1.5V
29 GND 30 SMB_CLK
31 PE_TXN3/
SATA_TXN
32 SMB_DATA
33 PE_TXP3/
SATA_TXP
34 GND
35 GND 36 USB_D8-
37 GND 38
39 +3.3VSB 40 GND
41 +3.3VSB 42 No use
43 GND 44 No use
45 No use 46 No use
47 No use 48 +1.5V
49 No use 50 GND
51 No use 52 +3.3VSB