Sata Power Cable; Pata Hard Drive Information - HP Dx5150 - Compaq Business Desktop Reference Manual

Serial and Parallel ATA Drive Guidelines and Features
Pin Number
P1
P2*
P3*
P4
P5**
P6**
P7
*P2 and P3 differential signal pair
**P5 and P6 differential signal pair

4.1.2 SATA Power Cable

Pin
P1
P2
P3
P4
P5
P6
P7
P8

4.2 PATA Hard Drive Information

Number of pins/conductors in data cable
Number of pins in power cable
Maximum data cable length
Data interface voltage
Drive voltages
Jumpers for configuring drive
Data transfer rate
4–2
Usage
Ground
A+
A-
Ground
B-
B+
Ground
Usage Notes
V3.3 3.3 V power
V3.3 3.3 V power
V3.3 3.3 V power
Ground
Ground
Ground
V5 5 V power
V5 5 V power
Characteristic
Device Plug
Ground
Transmit data
Transmit data
Ground
Receive data
Receive data
Ground
Pin
P9
P10
P11
P12
P13
P14
P15
361685-001
Host Plug
Ground
Receive data
Receive data
Ground
Transmit data
Transmit data
Ground
Usage Notes
V5 5 V power
Ground
Reserved
Ground
V 12 12 V power
V12 12 V power
V12 12 V power
PATA
40/80
4
18 in (45.7 cm)
5 V
5 V, 12 V
Required
up to 1.0 Gb/s
Service Reference Guide, dx5150