Power Connector Pinout - American Megatrends III User Manual

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Step 5 Attach Cables,
Connector Keys The keys on the connector must be cut to fit on some power supplies, as
shown below.

Power Connector Pinout

Keyboard Cable The keyboard attaches via a PS/2 keyboard connector, labeled KB_CONN.
Chapter 1 Hardware Installation
Continued
Pin
Description
1
Power Good (Orange wire) (Not used)
2
VCC (Red wire)
3
+12 Volts (Yellow wire)
4
-12 Volts (Blue wire)
5
Ground (Black wire)
6
Ground (Black wire)
7
Ground (Black wire)
8
Ground (Black wire)
9
-5 Volts (White wire)
10
VCC (Red wire)
11
VCC (Red wire)
12
VCC (Red wire)
Pin
Assignments
1
Keyboard data
2
N/C
3
Ground
4
VCC
5
Keyboard clock
6
N/C
Cont'd
23

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