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2.4 Expansion Slots
There is 1 PCI Express slot, 4 M.2 sockets and 1 SIM socket on this motherboard.
PCIE slot: PCIE1 (PCIE 4.0 x16 slot) is used for PCI Express x16 lane width cards*.
*Supports riser card x8/x8.
M.2 sockets:
1 x M.2 (Key E, 2230) with PCIe x1, USB 2.0 and CNVi for Wireless.
1 x M.2 (Key B, 3042/3052) with shared USB 3.2/USB 2.0 and SIM for 4G.
1 x M.2 (Key M, 2242/2260/2280) with PCIe Gen3 x4 for SSD.
1 x M.2 (Key M, 2242) only use with M2X4-SATA-4P module to support
extra 4 SATA ports.
SIM socket:
1 x SIM socket connected to M.2 key B.
M.2 Key-E Socket (M2_KEYE1):
M.2 Key-B Socket (M2_B1):
M.2 Key-M Socket (M2_KEYM1):
PERn0
PERp0
PETn0
PETp0
M.2 Key-M Socket (M2_KEYM2)*:
*Supports M2X4-SATA-4P Only
PIN
Signal
PIN
Signal
75
GND
74
N/C
73
N/C
72
N/C
70
N/C
71
GND
68
N/C
69
M.2_SEL
67
N/C
58
N/C
56
N/C
57
GND
54
N/C
55
N/C
52
N/C
53
N/C
50
N/C
51
GND
48
N/C
49
SATA_TXP1
46
N/C
47
SATA_TXN1
44
N/C
45
GND
42
N/C
43
SATA_RXN1
40
N/C
41
SATA_RXP1
38
N/C
39
GND
36
N/C
37
SATA_TXP2
34
N/C
35
SATA_TXN2
32
N/C
33
GND
30
N/C
31
SATA_RXP2
28
N/C
29
SATA_RXN2
26
N/C
27
GND
24
N/C
25
SATA_TXP3
22
N/C
23
SATA_TXN3
20
N/C
21
GND
18
N/C
19
SATA_RXP3
16
N/C
17
SATA_RXN3
14
N/C
15
GND
12
N/C
13
SATA_TXP4
10
N/C
11
SATA_TXN4
8
N/C
9
GND
6
N/C
7
SATA_RXP4
4
N/C
5
SATA_RXN4
2
N/C
3
GND
1
GND
13
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