Service Reference Guide, dx7300 433611-001 4–1
4
Serial and Parallel ATA Drive Guidelines and
Features
✎
Serial ATA = SATA
Parallel ATA = PATA
HP only supports the use of SATA hard drives on these models of computer. The USDT model is
the only product that supports a PATA optical drive. No PATA drives are supported on any other
model.
4.1 SATA Hard Drives
SATA connectors on the system board are color coded to make identification easier.
✎
If there is an error on the application of the attach rules, a POST error message may be displayed.
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, 5V, 12 V
Jumpers for configuring drive N/A
Data transfer rate 3.0 Gb/s
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