ASRock J3455-NUC-DL [12/31] Expansion slots m sockets

ASRock J3455-NUC-DL [12/31] Expansion slots m sockets
12
2.4 Expansion Slots (M.2 Sockets)
There are 2 M.2 sockets on this motherboard.
M.2 Sockets:
1 x M.2 2230, Key E (PCIe x1 +USB2.0)
1 x M.2 2242/2260, Key M (SATA3)
M.2 Socket (
Key-M)
(M2M_1)
PIN Signal Name PIN Signal Name
1 GND 2 +3V
3 GND 4 +3V
5 NC 6 NC
7 NC 8 NC
9 GND 10 NC
11 NC 12 +3V
13 NC 14 +3V
15 GND 16 +3V
17 NC 18 +3V
19 NC 20 NC
21 GND 22 NC
23 NC 24 NC
25 NC 26 NC
27 GND 28 NC
29 NC 30 NC
31 NC 32 NC
33
GND
34
NC
35 NC 36
NC
37 NC 38 DEVSLP
39 GND 40 SMB_CLK
41 SATA_RXP 42 SMB_DATA
43 SATA_RXN 44 NC
45 GND 46 NC
47 SATA_TXN 48 NC
49 SATA_TXP 50 NC
51 GND 52
NC
53 NC 54
NC
55 NC 56 NC
57 GND 58 NC
59 NC 60 NC
61 NC 62 NC
63 NC 64 NC
65 NC 66 NC
67 NC 68 NC
69 GND 70 +3V
71 GND 72 +3V
73 GND 74 +3V
75 GND
M.2 Socket (
Key-E)
(M2E_1)
PIN Signal Name PIN Signal Name
1 GND 2 3VSB
3 USB_P 4 3VSB
5 USB_N 6 NC
7 GND 8 NC
9 NC 10 NC
11 NC 12 NC
13 NC 14 NC
15 NC 16 NC
17 NC 18 GND
19 NC 20 NC
21 NC 22 NC
23 NC 24 NC
25 NC 26 NC
27 NC 28 NC
29 NC 30 NC
31 NC 32 NC
33
GND
34
NC
35
PCIE_TXP
36
NC
37 PCIE_TXN 38 NC
39 GND 40 NC
41 PCIE_RXP 42 NC
43 PCIE_RXN 44 NC
45 GND 46 NC
47 PCIE_CLKP 48 NC
49 PCIE_CLKN 50 NC
51 GND 52 PLT_RST#
53 CLKREQ# 54 BT_DISABLE#
55 WAKE# 56 WLAN_DISABLE#
57 GND 58 SMB_DATA
59 NC 60 SMB_CLK
61 NC 62 NC
63 GND 64 NC
65 NC 66 NC
67 NC 68 NC
69 GND 70 NC
71 NC 72 3VSB
73 NC 74 3VSB
75 GND

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