Full-Size Pci-Express Mini Card Connector (Scn2); Sim Card Socket (Scn3) - AXIOMTEK CAPA318 User Manual

2.4.20

Full-size PCI-Express Mini Card Connector (SCN2)

This is a full-size PCI-Express Mini Card connector on the bottom side supporting
PCI-Express x1 or USB 2.0. It also complies with PCI-Express Mini Card Spec. V1.2.
Pin Signal
1 WAKE#
3 No use
5 No use
7 CLKREQ#
9 GND
11 REFCLK-
13 REFCLK+
15 GND
17 No use
19 No use
21 GND
23 PE_RXN3
25 PE_RXP3
27 GND
29 GND
31 PE_TXN3
33 PE_TXP3
35 GND
37 GND
39 +3.3VSB
41 +3.3VSB
43 GND
45 No use
47 No use
49 No use
51 No use
2.4.21

SIM Card Socket (SCN3)

This board has SCN3 socket on the bottom side for inserting SIM Card. In order to work
properly, the SIM Card must be used together with 3G module which is inserted to SCN1
or SCN2. It is mainly used in 3G wireless network application.
Pin Signal
1 PWR
2 RST
3 CLK
4 NC
5 GND
6 VPP
7 I/O
8 NC
Board and Pin Assignments
Pin Signal
2 +3.3VSB
4 GND
6 +1.5V
8 SIM_PWR
10 SIM_DATA
12 SIM_CLK
14 SIM_REST
16 SIM_VPP
18 GND
20 W_DISABLE#
22 PERST#
24 +3.3VSB
26 GND
28 +1.5V
30 SMB_CLK
32 SMB_DATA
34 GND
36 USB_D6-
38 USB_D6+
40 GND
42 No use
44 No use
46 No use
48 +1.5V
50 GND
52 +3.3VSB
CAPA318 3.5" Board
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