Owner's manual

NOVA-HM551 5.25" SBC
Page 30
Figure 3-13: PCIe Mini Card Slot Location
Pin Description Pin Description
1 PCIE_WAKE# 2 VCC3
3 N/C 4 GND
5 N/C 6 1.5V
7 N/C 8 N/C
9 GND 10 N/C
11 CLK- 12 N/C
13 CLK+ 14 N/C
15 GND 16 N/C
17 PCIRST# 18 GND
19 N/C 20 VCC3
21 GND 22 PCIRST#
23 PERN2 24 3VDual
25 PERP2 26 GND
27 GND 28 1.5V
29 GND 30 SMBCLK
31 PETN2 32 SMBDATA
33 PETP2 34 GND
35 GND 36 USBD-
37 N/C 38 USBD+
39 N/C 40 GND
41 N/C 42 N/C
43 N/C 44 N/C
45 N/C 46 N/C
47 N/C 48 1.5V