HP dx2290 Service Reference Guide - HP Compaq dx2290 Business PC - Page 72
-Pin Power (for CPU), SATA Data and Power
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4-Pin Power (for CPU) Connector and Icon SATA Data and Power Drive Connector Pin Signal 1 GND 2 GND 3 +12V CPU 4 +12V CPU Pin Signal S1 Ground S5 BP1 Ground P5 BP9 V 5 P13 V 12 *S = Data, P = Power Pin Signal S2 A+ S6 B+ P2 V 3.3 P6 Ground P10 Ground P14 V12 Pin Signal S3 AS7 Ground P3 V 3.3 P7 V 5 P11 Reserved P15 V 12 Pin Signal S4 Ground P4 Ground P8 V 5 P12 Ground 64 Appendix A Connector Pin Assignments
4-Pin Power (for CPU)
Connector and Icon
Pin
Signal
1
2
3
4
GND
GND
+12V CPU
+12V CPU
SATA Data and Power
Drive Connector
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
S1
S5
Ground
B-
S2
S6
A+
B+
S3
S7
A-
Ground
S4
Ground
P1
P5
P9
P13
Ground
B-
V 5
V 12
P2
P6
P10
P14
V 3.3
Ground
Ground
V12
P3
P7
P11
P15
V 3.3
V 5
Reserved
V 12
P4
P8
P12
Ground
V 5
Ground
*S = Data, P = Power
64
Appendix A
Connector Pin Assignments