HP xw8600 HP xw8600 Workstation Service and Technical Reference Guide - Page 172

PCI, memory, and rear chassis fan power system board, CPU fan system board connector

Page 172 highlights

PCI Express auxiliary power 6-pin cable connector Pin Color 800W P16 P17 1050W P16 1050W P17 1 Yellow 12 V-G 12 V-G1 2 Yellow 12 V-G 12 V-G1 3 Yellow 12 V-G 12 V-G1 4 Black GND GND 5 Black GND GND 6 Black GND GND 12 V-G2 12 V-G2 12 V-G2 GND GND GND Verify that you can differentiate between the power cable that connects to the PCI Express x16 card, and the power cable that connects to the system board. These two cables have different pin counts and different colors. The PCI Express power cable has a 6-pin black connector, and the system board power cable has a 4-pin white connector. When power is present, never connect the PCI Express power cable to the system board or the system board can be damaged. For proper PCI card installation information, see PCI Express cards on page 92. CPU fan system board connector Pin Signal 1 GND 2 +12V 3 Tach 1 4 PWM 5 Tach 2 PCI, memory, and rear chassis fan power system board connector Pin Signal 1 Ground 2 +12V 3 Tach 4 PWM AUX IN system board connector 162 Appendix A Appendix A-Connector pins Pin Signal 1 AUX LEFT 2 AGND 3 AGND ENWW

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PCI Express auxiliary power 6-pin cable connector
Pin
Color
800W
P16
P17
1050W P16
1050W P17
1
2
3
4
5
6
Yellow
Yellow
Yellow
Black
Black
Black
12 V-G
12 V-G
12 V-G
GND
GND
GND
12 V-G1
12 V-G1
12 V-G1
GND
GND
GND
12 V-G2
12 V-G2
12 V-G2
GND
GND
GND
Verify that you can differentiate between the power cable that
connects to the PCI Express x16 card, and the power cable that
connects to the system board.
These two cables have different pin counts and different colors. The
PCI Express power cable has a 6-pin black connector, and the system
board power cable has a 4-pin white connector.
When power is present,
never
connect the PCI Express power cable
to the system board or the system board can be damaged.
For proper PCI card installation information, see
PCI Express cards
on page
92
.
CPU fan system board connector
Pin
Signal
1
2
3
4
5
GND
+12V
Tach 1
PWM
Tach 2
PCI, memory, and rear chassis fan power system board
connector
Pin
Signal
1
2
3
4
Ground
+12V
Tach
PWM
AUX IN system board connector
Pin
Signal
1
2
3
AUX LEFT
AGND
AGND
162
Appendix A
Appendix A—Connector pins
ENWW