AXIOMTEK CAPA315, User Manual

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CAPA315 3.5
” Board
Board and Pin Assignments 17
2.4.14 ATX Power Connector (ATX1)
Steady and sufficient power can be supplied to all components on the board by
connecting the power connector. Please make sure all components and devices are
properly installed before connecting the power connector.
The ATX1 is a 4-pin power supply interface. External power supply plug fits into ATX1 in
only one orientation. Properly press down power supply plug until it completely and
firmly fits into this connector. Loose connection may cause system instability.
2 1
2.4.15 Full-size PCI-Express Mini Card Connector (SCN1 and
SCN3)
These are two full-size PCI-Express Mini Card connectors on the bottom side complying
with PCI-Express Mini Card Spec. V1.2.
SCN1 (support PCI-Express and USB 2.0):
Pin Signal
1 GND
2 GND
3 +12V
4 +12V
Pin Signal Pin Signal
1 WAKE# 2 +3.3VSB
3 N.C 4 GND
5 N.C 6 +1.5V
7 CLKREQ# 8 SIM_PWR
9 GND 10 SIM_DATA
11 REFCLK- 12 SIM_CLK
13 14 SIM_REST
15 GND 16 SIM_VPP
17 N.C 18 GND
19 N.C 20 W_DISABLE#
21 GND 22 PERST#
23 PE_RXN3 24 +3.3VSB
25 PE_RXP3 26 GND
27 GND 28 +1.5V
29 GND 30 SMB_CLK
31 PE_TXN3 32 SMB_DATA
33 PE_TXP3 34 GND
35 GND 36 USB_D7-
37 GND 38
39 +3.3VSB 40 GND
41 +3.3VSB 42 N.C
43 GND 44 N.C
45 N.C 46 N.C
47 N.C 48 +1.5V
49 N.C 50 GND
51 N.C 52 +3.3VSB