Pin Power - HP Business Desktop d500 Series Service & Reference Manual

Connector Pin Assignments

20-Pin Power

Pin Signal
1 +3.3 V
2 +3.3 V
3 GND
4 +5 V
5 GND
*Open for d300 series computers; -5V for all others
4-Pin Power (for CPU)
Connector and Icon
SATA Data and Power
Pin Signal
S1 Ground
S5 B-
P1 V 3.3
P5 Ground
P9 V 5
P13 V 12
*S = Data, P = Power
A–8
Connector
20
10
Pin Signal
6 +5 V
7 GND
8 POK
9 +5 Vaux
10 +12 V
Drive Connector
Pin Signal
S2 A+
S6 B+
P2 V 3.3
P6 Ground
P10 Ground
P14 V 12
336492-003
11
1
Pin Signal
11 +3.3 V
12 -12 V
13 GND
14 PSON
15 GND
Pin Signal
1 GND
2 GND
3 +12 V
4 -12 V
Pin Signal
S3 A-
S7 Ground
P3 V 3.3
P7 V 5
P11 Reserved
P15 V 12
Pin Signal
16 GND
17 GND
18 open*
19 +5 V
20 +5 V
Pin Signal
S4 Ground
P4 Ground
P8 V 5
P12 Ground
Service Reference Guide, d300