HP dx2390 Service Reference Guide: HP Compaq dx2390 Business PC - Page 20

Serial and Parallel ATA Drive Guidelines and Features, SATA Hard Drives

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4 Serial and Parallel ATA Drive Guidelines and Features NOTE: Serial ATA = SATA Parallel ATA = PATA SATA Hard Drives Serial ATA Hard Drive Characteristics Number of pins/conductors in data cable Number of pins in power cable Maximum data cable length Data interface voltage differential Drive voltages Jumpers for configuring drive Data transfer rate 7/7 15 39.37 in (100 cm) 400-700 mV 3.3 V, 5 V, 12 V N/A 3.0 Gb/s SATA connectors on the system board are color coded to make identification easier. SATA Identification Primary channel, device 0 Primary channel, device 1 Secondary channel, device 0 Secondary channel, device 1 Color Dark blue Light Blue White Orange Port SATA 0 SATA 2 SATA 1 SATA 3 Attachment Sequence 1 4 2 3 NOTE: If there is an error on the application of the attach rules, a POST error message may be displayed. 14 Chapter 4 Serial and Parallel ATA Drive Guidelines and Features

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4
Serial and Parallel ATA Drive Guidelines
and Features
NOTE:
Serial ATA = SATA
Parallel ATA = PATA
SATA Hard Drives
Serial ATA Hard Drive Characteristics
Number of pins/conductors in data cable
7/7
Number of pins in power cable
15
Maximum data cable length
39.37 in (100 cm)
Data interface voltage differential
400-700 mV
Drive voltages
3.3 V, 5 V, 12 V
Jumpers for configuring drive
N/A
Data transfer rate
3.0 Gb/s
SATA connectors on the system board are color coded to make identification easier.
SATA Identification
Color
Port
Attachment Sequence
Primary channel, device 0
Dark blue
SATA 0
1
Primary channel, device 1
Light Blue
SATA 2
4
Secondary channel, device 0
White
SATA 1
2
Secondary channel, device 1
Orange
SATA 3
3
NOTE:
If there is an error on the application of the attach rules, a POST error message may be
displayed.
14
Chapter 4
Serial and Parallel ATA Drive Guidelines and Features