Supermicro X11SSN Series User Manual page 45

Mini PCI-E Slot
The Mini PCI-E slot, located at JMP1 on the bottom side of the motherboard, is used to install
compatible Mini PCI-E and mSATA devices. The Mini PCIe slot supports USB, one PCIe,
SATA devices, mSATA SSD, and wireless devices such as GNSS and bluetooth modules.
See the table below for pin definitions.
1. Mini PCIe
Bottom Layout
DESIGNED IN USA
1
2
JMD1
JSMBUS1
4
1
2
1
JMP1
3
1
JPW1
2 4
2
2
45
Chapter 2: Installation
Mini PCI-E
Pin Definitions
Pin# Definition Pin#
52 +3.3Vaux 51
50 GND 49
48 +1.5V 47
46 NC 45
44 NC 43
42 NC 41
40 GND 39
38 USB_D+ 37
36 USB_D- 35
34 GND 33
32 SMB_DATA 31
30 SMB_CLK 29
28 +1.5V 27
26 GND 25
24 +3.3Vaux 23
22 PERST# 21
20 NC 19
18 GND 17
16 NC 15
14 NC 13
12 NC 11
10 NC 9
8 NC 7
6 1.5V 5
4 GND 3
2 3.3Vaux 1
Definition
NC
NC
NC
NC
NC
+3.3Vaux
NC
GND
GND
PETp0
PETn0
GND
GND
PERp0
PERn0
DET_CARD_
PLUG
NC
NC
GND
REFCLK+
REFCLK-
GND
CLKREQ#
NC
NC
WAKE#