2280 Key M Ssd (Scn1); 3.1.13 Sw1 Setting - AXIOMTEK OPS520 Series User Manual

3.1.12 M.2 2280 Key M SSD (SCN1)
The OPS520 comes with one M.2 2280 Key M NvME SSD for storage.
Pin Signal
1 GND
5 NC
9 GND
13 NC
17 NC
21 GND
25 NC
29 NC
33 GND
37 NC
41 SATA-B+
45 GND
49 SATA-A+
53 NC
57 GND
CONNECTOR
61
Key M
CONNECTOR
65
Key M
69 NC
73 GND

3.1.13 SW1 Setting

ATX/AT Mode and CMOS Clear can be set through SW1.
Pin Description
AT / ATX Mode
1
CMOS Clear
2
Connectors
Pin Signal
2 +3.3V
6 NC
10 LED_1#
14 +3.3V
18 +3.3V
22 NC
26 NC
30 NC
34 NC
38 NC
42 NC
46 NC
50 NC
54 NC
58 NC
CONNECTOR
62
Key M
CONNECTOR
66
Key M
70 +3.3V
74 +3.3V
ON
AT
Clear CMOS
Pin Signal
3 GND
7 NC
11 NC
15 GND
19 NC
23 NC
27 GND
31 NC
35 NC
39 GND
43 SATA-B-
47 SATA-A-
51 GND
55 NC
CONNECTOR
59
Key M
CONNECTOR
63
Key M
67 NC
71 GND
75 GND
OFF (Default)
ATX
Normal
OPS520 User's Manual
Pin Signal
4 +3.3V
8 NC
12 +3.3V
16 +3.3V
20 NC
24 NC
28 NC
32 NC
36 NC
40 NC
44 NC
48 NC
52 NC
56 NC
CONNECTOR
60
Key M
CONNECTOR
64
Key M
68 NC
72 +3.3V
29