HP Xw4550 HP xw4550 Workstation - Service and Technical Reference Guide - Page 145
SATA drive connector, Data Pins, Power Pins, Workstation VGA connector, Signal
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SATA drive connector Data Pins Pin Signal S1 Ground S2* A+ S3* A- S4 Ground S5** B- S6** B+ S7 Ground * S2 and S3 differential signal pair **S5 and S6 differential signal pair Power Pins Pin Signal P1 3.3-V power P2 3.3-V power P3 3.3-V power P4 Ground P5 Ground P6 Ground P-7 5-V power Power Pins Pin Signal P8 5-V power P9 5-V power P10 Ground P11 Reserved P12 Ground P13 12-V power P14 12-V power P15 12-V power Workstation VGA connector Pin Signal 1 Red Analog 2 Green Analog 3 Blue Analog 4 Monitor ID 5 GND Pin Signal 6 GND 7 GND 8 GND 9 +5V DC 10 GND Pin Signal 11 Monitor ID 12 DDC Serial Data 13 Horizontal Sync 14 Vertical Sync 15 DDC Serial Clock Workstation DVI-D connector ENWW Connector pin descriptions 137
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SATA drive connector
Data Pins
Power Pins
Power Pins
Pin
Signal
Pin
Signal
Pin
Signal
S1
Ground
P1
3.3-V power
P8
5-V power
S2*
A+
P2
3.3-V power
P9
5-V power
S3*
A-
P3
3.3-V power
P10
Ground
S4
Ground
P4
Ground
P11
Reserved
S5**
B-
P5
Ground
P12
Ground
S6**
B+
P6
Ground
P13
12-V power
S7
Ground
P-7
5-V power
P14
12-V power
* S2 and S3 differential signal pair
**S5 and S6 differential signal pair
P15
12-V power
Workstation VGA connector
Pin
Signal
Pin
Signal
Pin
Signal
1
2
3
Red Analog
Green Analog
Blue Analog
6
7
8
GND
GND
GND
11
12
13
Monitor ID
DDC Serial Data
Horizontal Sync
4
5
Monitor ID
GND
9
10
+5V DC
GND
14
15
Vertical Sync
DDC Serial Clock
Workstation DVI-D connector
ENWW
Connector pin descriptions
137