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Chapter 2: Jumpers and Connectors
M.2 M-Key PCIe 4.0 Connector (2280)
Connector location: CN9
1
2
75
74
Pin
Definition
1
GND
3
GND
5
PCIE4_A_P3_M.2_SSD_RX_DN
7
PCIE4_A_P3_M.2_SSD_RX_DP
9
GND
11
PCIE4_A_P3_M.2_SSD_TX_DN
13
PCIE4_A_P3_M.2_SSD_TX_DP
15
GND
17
PCIE4_A_P2_M.2_SSD_RX_DN
19
PCIE4_A_P2_M.2_SSD_RX_DP
21
GND
23
PCIE4_A_P2_M.2_SSD_TX_DN
25
PCIE4_A_P2_M.2_SSD_TX_DP
27
GND
29
PCIE4_A_P1_M.2_SSD_RX_DN
31
PCIE4_A_P1_M.2_SSD_RX_DP
33
GND
35
PCIE4_A_P1_M.2_SSD_TX_DN
37
PCIE4_A_P1_M.2_SSD_TX_DP
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Pin
Definition
2
+V3P3S
4
+V3P3S
6
NC
8
NC
10
M2M_DSS#
12
+V3P3S
14
+V3P3S
16
+V3P3S
18
+V3P3S
20
NC
22
NC
24
NC
26
NC
28
NC
30
NC
32
NC
34
NC
36
NC
38
NC
Pin
Definition
39
GND
41
PCIE4_A_P0_M.2_SSD_RX_DN
43
PCIE4_A_P0_M.2_SSD_RX_DP
45
GND
47
PCIE4_A_P0_M.2_SSD_TX_DN
49
PCIE4_A_P0_M.2_SSD_TX_DP
51
GND
53
CLK_SRC4_DN
55
CLK_SRC4_DP
57
GND
67
NC
69
PCIE_M.2_CPU_SSD1_DETECT
71
GND
73
GND
75
GND
17
Pin
Definition
40
NC
42
NC
44
NC
46
NC
48
NC
50
RESET#
52
CLKREQ#
54
WAKE#
56
NC
58
NC
68
NC
70
+V3P3S
72
+V3P3S
74
+V3P3S
Neu-X303mini User Manual
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