Expansion Slots (M.2 Slots) - ASROCK 4X4 BOX-4000 Series User Manual

4.5 Expansion Slots (M.2 Slots)

There are 2 M.2 slots on this motherboard.
M.2 for SSD: 1 x M.2 (KEY M, 2242/2260/2280) with PCIe x4 and SATA3 for SSD.
M.2 for Wi-Fi: 1 x M.2 (Key E, 2230) with PCIe x1, USB 2.0 and CNVio for
M.2 Key-M Socket (M2M_1)
PIN
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
67
69
71
73
75
* Pin6 and Pin8 are defined as USB2.0
signal to support Key-M to Key-B exten-
sion card.
24
* M.2 Key M 2280 (Supported by bracket)
Wireless.
Signal Name PIN Signal Name
GND 2 +3.3V
GND 4 +3.3V
PERn3 6 USB_D+
PERp3 8 USB_D-
GND 10 SATA_LED
PETn3 12 +3.3V
PETp3 14 +3.3V
GND 16 +3.3V
PERn2 18 +3.3V
PERp2 20 NA
GND 22 NA
PETn2 NA
24
PETp2 26 NA
GND 28 NA
PERn1 30 NA
PERp1 32 NA
GND 34 NA
PETn1 36 NA
PETp1 38 DEVSLP
GND 40 SMB_CLK
PERn0/ SATA-B+ 42 SMB_DATA
PERp0/ SATA-B- 44 NA
GND 46 NA
PETn0/ SATA-A- 48 NA
PETP0/ SATA-A+ 50 PERST#
GND 52 CLKREQ#
PEFCLKn 54 WAKE#
PEFCLKp 56 NA
GND 58 NA
NA 68 NA
PEDET 70 +3.3V
GND 72 +3.3V
GND 74 +3.3V
GND
M.2 Key-E Socket (M2E_1)
PIN Signal Name PIN
1 GND 2
3 USB_D+ 4
5 USB_D- 6
7 GND 8
9 NA 10
11 NA 12
13 NA 14
15 NA 16
17 NA 18
19 NA 20
21 NA 22
23 NA
33 GND 32
35 PETp 34
37 PETn 36
39 GND 38
41 PERp 40
43 PERn 42
45 GND 44
47 PEFCLKp 46
49 PEFCLKn 48
51 GND 50
53 CLKREQ# 52
55 WAKE# 54 W_DISABLE1#
57 GND 56 W_DISABLE2#
59 NA 58
61 NA 60
63 GND 62
65 NA 64
67 NA 66
69 GND 68
71 NA 70
73 NA 72
75 GND 74
Signal Name
+3.3V
+3.3V
NA
NA
NA
NA
NA
NA
GND
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
SUSCLK
PERST0#
SMB_DATA
SMB_CLK
NA
NA
NA
NA
NA
+3.3V
+3.3V