HP Compaq dc7900 Quickspecs page 52

QuickSpecs
Technical Specifications - Optical Storage
SATA Slim SuperMulti
LightScribe DVD Writer
Drive
Height
Orientation
Interface type
Disc recording capacity Up to 8.5 GB DL or 4.7 GB standard
Dimensions (W x H x D) 5.0 x 0.5 x 5.0 in (128 x 13.6 x 129 mm)
Weight (max)
Write speeds
Read speeds
Access time
(typical reads, including
settling)
Power
Audio output
DA - 13029 Worldwide QuickSpecs — Version 9 — 1.9.2009
12.7mm height
Either horizontal or vertical
SATA/ATAPI
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-ROMUp to 8X
CD-ROM, CD-R
CD-RW
Random
Full Stroke
Stop Time
Cache Buffer
Data Transfer Modes
Source
DC Power Requirement 5 VDC ± 5%-100 mV ripple p-p
DC Current
Total Drive Power
(standby mode)
Line-Out
Signal-to-Noise Ratio
Channel Separation
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 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
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
0.7 VRMS
74 dB
65 dB
Page 52