Dell 420 Personal Computer User Manual


 
DC Power Connector P1
DC Power Connector P2
DC Power Connectors P3, P4, P5, P6, P7, and P8
Pin Number
Signal name
Wire Color
Wire Size
1
3.3 V
Orange
20 AWG
2
3.3 V
Orange
20 AWG
3
RTN
Black
20 AWG
4
5 V
Red
20 AWG
5
RTN
Black
20 AWG
6
5 V
Red
20 AWG
7
RTN
Black
20 AWG
8
POK
Gray
22 AWG
9
5 V AUX
Purple
20 AWG
10
+12 V
Yellow
20 AWG
11
+12 V
Yellow
20 AWG
12
3.3 V
Orange
20 AWG
13
3.3 V
Orange
20 AWG
14
-12 V
Blue
22 AWG
15
RTN
Black
20 AWG
16
PS_ON
Green
22 AWG
17
RTN
Black
20 AWG
18
RTN
Black
20 AWG
19
RTN
Black
20 AWG
20
OPEN
21
5 V
Red
20 AWG
22
5 V
Red
20 AWG
23
5 V
Red
20 AWG
24
RTN
Black
20 AWG
Pin Number
Signal Name
18-AWG Wire
1
GND
Black
2
GND
Black
3
+12 VADC
Yellow
4
+12 VADC
Yellow
Pin Number
Signal name
18-AWG Wire
1
+3.3 VDC
Orange