HP Compaq dc7900 Quickspecs page 57

QuickSpecs
Technical Specifications - Optical Storage
SATA Slim SuperMulti
LightScribe DVD Writer
Drive
Height
Orientation
Interface type
Disc recording capacity
Dimensions (W x H x D)
Weight (max)
Write speeds
Read speeds
Access time
(typical reads, including
settling)
Power
DA - 13029 Canada — Version 29 — March 7, 2011
12.7mm height
Either horizontal or vertical
SATA/ATAPI
Up to 8.5 GB DL or 4.7 GB standard
5.0 x 0.5 x 5.0 in (128 x 13.6 x 129 mm)
0.42 lb (190 g)
DVD-RAM
DVD-R DL
DVD+R
DVD+RW
DVD+R DL
DVD-R
DVD-RW
CD-R
CD-RW
DVD-RAM
DVD-RW, DVD+RW
DVD-R DL, DVD+R DL
DVD+R, DVD-R
DVD-ROM DL, DVD-ROM
CD-ROM, CD-R
CD-RW
Random
Full Stroke
Stop Time
Cache Buffer
Data Transfer Modes
Source
DC Power Requirement
DC Current
Total Drive Power
(standby mode)
HP Compaq dc7900 Business PC
Up to 5X
Up to 4X
Up to 8X
Up to 4X
Up to 4X
Up to 8X
Up to 6X
Up to 24X
Up to 16X
Up to 5X
Up to 8X
Up to 6X
Up to 8X
Up to 8X
Up to 24X
Up to 24X
DVD: < 140 ms (typical), CD: < 125 ms (typical)
DVD: < 250 ms (seek), CD: < 210 ms (seek)
< 4 seconds
2 MB (minimum)
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)
Four-pin, DC power receptacle
5 VDC ± 5%-100 mV ripple p-p
12 VDC ± 5%-200 mV ripple p-p
5 VDC (< 1000 mA typical, 1600 mA maximum)
12 VDC (< 600 mA typical, 1400 mA maximum)
< 2.5 Watt
Page 57