Intel ATX 3.0 - Main Power Connector - REQUIRED; Peripheral Connectors

Mechanical
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5.2.2.1 Main Power Connector – REQUIRED
Connector: Molex* Housing: 24 Pin Molex Mini-Fit Jr. PN# 39-01-2240 or equivalent.
Contact: Molex 44476-1112 (HCS) or equivalent (Mating motherboard connector is
Molex 44206-0007 or equivalent).
18 AWG is suggested for all wires except for the +3.3 V supply and sense return wires
combined into pin 13 (22 AWG).
Table 5-1: Main Power Connector Pin-Out
Pin Signal Color Pin Signal Color
1
+3.3V DC Orange
13
+3.3V DC
[+3.3 V default
sense]
Orange
[Brown]
2
+3.3V DC Orange
14
-12V DC Blue
3
COM Black
15
COM Black
4
+5V DC Red
16
PS_ON# Green
5
COM Black
17
COM Black
6
+5V DC Red
18
COM Black
7
COM Black
19
COM Black
8
PWR_OK Gray
20
Reserved NC
9
+5VSB Purple
21
+5V DC Red
10
+12V1 DC Yellow
22
+5V DC Red
11
+12V1 DC Yellow
23
+5V DC Red
12
+3.3V DC Orange
24
COM Black
5.2.2.2 Peripheral Connectors
Connector: AMP* 1-480424-0 or Molex* 15-24-4048 or equivalent.
Contacts: AMP 61314-1 or equivalent.