Compaq dc7100 HP Compaq dc71xx and dx61xx Series Business Desktop Computers Te - Page 141
shows the power supply cabling for the SFF/ST systems. - p4
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Power and Signal Distribution Figure 7-3 shows the power supply cabling for the SFF/ST systems. P5 P6 P6 Power Supply 349318 P4 12 34 P4, P5 P3 5 4321 P3 P2 P2 P1 432 1 P1 13 24 1 12 Conn P1 P1 [1] P2 P3 P4, 5 P6 Pin 1 +5 aux +12 +5 RTN +3.3 +12 Pin 2 RTN Pin 3 + 5 +5 sns RTN RTN RTN RTN RTN RTN +5 RTN RTN Pin 4 +5 +5 +12 VccP RTN +5 Pin 5 PS On Pin 6 RTN Pin 7 Pwr Gd Pin 8 +3.3 Pin 9 +3.3 +5 +3.3 RTN +3.3 sns +3.3 VccP +12 +12 Pin 10 Tach +3.3 Pin 11 RTN RTN Pin 12 Fan -12 Connectors not shown to scale. All + and - values are VDC. RTN = Return (signal ground) sns = sense GND = Power ground RS = Remote sense FC = Fan command FO = Fan off FSpd = Fan speed FS = Fan Sink POK = Power OK (power good) VccP = +12 for CPU [1] This row represents pins 13-24 of connector P1 Figure 7-3. SFF/ST Power Cable Diagram Technical Reference Guide 361834-002 7-9