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M.2 Slot
M.2 is formerly known as Next Generation Form Factor (NGFF) and is located at JMD1 on
the bottom side of the motherboard. The M.2 slot is designed for internal mounting devices.
The X11SSN-H/-E/-L motherboard deploys a B-KEY for SATA/PCIe SSD devices or USB/
PCIe WWAN or GNSS card. The X11SSN-H/-E/-L deploys a 2242/3042/2280 screw hole
location for an M.2 module.
System Management Bus Header
A System Management Bus header for additional slave devices or sensors is located at
JSMBUS1 on the bottom side of the motherboard. Refer to the table below for pin definitions.
DESIGNED IN USA
1
1
2
JMD1
2
JSMBUS1
4
1
2
JMP1
SMBus Header
Pin Definitions
Pin#
Definition
1
SMB_DATA
2
GND
3
SMB_CLK
4
NC
Bottom Layout
3
1
JPW1
2
4
2
2
43
Chapter 2: Installation
1. M.2 Slot
2. SMBus Header
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