QuickSpecs

HP Compaq dx7500 Business PC

Technical Specifications - Optical Storage

SATA DVD-ROM Drive Height

5.25-inch, half-height, tray-load

Orientation

Either horizontal or vertical

 

Interface type

SATA/ATAPI

 

Disc capacity

Single layer: Up to 4.7 GB (6 times capacity of CD-ROM)

 

Double layer: Up to 8.5 GB (12 times capacity of CD-ROM)

Dimensions (W x H x D) 5.9 x 1.7 x 8.0 in (15.0 x 4.4 x 20.3 cm)

Weight (max)

2.6 lb (1.2 kg)

 

Read speeds

DVD+R/-R/+RW/

Up to 8X

 

-RW/+R DL /-R DL

 

Removable Storage -

Media Compatibility -

DVD-ROM

Access times (typical reads, including setting)

Power

DVD-ROM

Up to 16X

 

DVD-RAM

Up to 4X

 

CD-ROM, CD-R

Up to 48X

 

CD-RW

Up to 32X

 

Media

Read

Write

CD-ROM

Yes

No

CD-R

Yes

No

CD-RW

Yes

No

DVD-ROM

Yes

No

DVD-ROM DL

Yes

No

DVD-RAM

Yes

No

DVD+R

Yes

No

DVD+R DL

Yes

No

DVD+RW

Yes

No

DVD-R

Yes

No

DVD-RW

Yes

No

DVD-R DL

Yes

No

Random

DVD: < 140 ms (typical), CD: < 125 ms (typical)

Full Stroke

DVD: < 250 ms (seek), CD: < 210 ms (seek)

Cache Buffer

2 MB (minimum)

 

Data Transfer Modes

ATA PIO mode 4 (16.7 MB/s); ATA Multi-word

 

DMA mode 2 (16.7 MB/s); ATA UltraDMA

 

Mode 3 (44.4 MB/s -default)

Source

SATA DC power receptacle

DC Power Requirement 5 VDC ± 5%-100 mV ripple p-p

 

12 VDC ± 5%-200 mV ripple p-p

DC Current

5 VDC - <1000 mA typical, < 1600 mA

 

maximum

 

 

12 VDC -< 600 mA typical, < 1400 mA

 

maximum

 

DA - 13152 Worldwide QuickSpecs — Version 9 — 3/30/2009

Page 41