4-Pin Power (For Cpu); Sata Data And Power - HP dx2290 - Microtower PC Service & Reference Manual

4-Pin Power (for CPU)

Connector and Icon

SATA Data and Power

Drive Connector
Pin Signal
S1 Ground
S5 B-
P1 Ground
P5 B-
P9 V 5
P13 V 12
*S = Data, P = Power
64 Appendix A Connector Pin Assignments
Pin Signal
S2 A+
S6 B+
P2 V 3.3
P6 Ground
P10 Ground
P14 V12
Pin Signal
1 GND
2 GND
3 +12V CPU
4 +12V CPU
Pin Signal
S3 A-
S7 Ground
P3 V 3.3
P7 V 5
P11 Reserved
P15 V 12
Pin Signal
S4 Ground
P4 Ground
P8 V 5
P12 Ground