HP Compaq dc7900 CMT Specifications page 55

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QuickSpecs
Technical Specifications - Optical Storage
LightScribe DVD Writer
LightScribe DVD Writer
LightScribe DVD Writer
LightScribe DVD Writer
Drive
Drive
Drive
Drive
Orientation
Orientation
Orientation
Orientation
Interface type
Interface type
Interface type
Interface type
Disc recording capacity
Disc recording capacity
Disc recording capacity
Disc recording capacity
Dimensions (W x H x D)
Dimensions
Dimensions
Dimensions
Weight (max)
Weight
Weight
Weight
Write speeds
Write speeds
Write speeds
Write speeds
Read speeds
Read speeds
Read speeds
Read speeds
Access time
Access time
Access time
Access time
(typical reads, including
settling)
Power
Power
Power
Power
Audio output
Audio output
Audio output
Audio output
DA - 13029
North America — Version 11 — February 9, 2009
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-RAM
DVD-RAM
DVD-RAM
DVD-R DL
DVD-R DL
DVD-R DL
DVD-R DL
DVD+R
DVD+R
DVD+R
DVD+R
DVD+RW
DVD+RW
DVD+RW
DVD+RW
DVD+R DL
DVD+R DL
DVD+R DL
DVD+R DL
DVD-R
DVD-R
DVD-R
DVD-R
DVD-RW
DVD-RW
DVD-RW
DVD-RW
CD-R
CD-R
CD-R
CD-R
CD-RW
CD-RW
CD-RW
CD-RW
DVD-RAM
DVD-RAM
DVD-RAM
DVD-RAM
DVD-RW, DVD+RW
DVD-RW, DVD+RW
DVD-RW, DVD+RW
DVD-RW, DVD+RW
DVD-R DL, DVD+R DL
DVD-R DL, DVD+R DL
DVD-R DL, DVD+R DL
DVD-R DL, DVD+R DL
DVD+R, DVD-R
DVD+R, DVD-R
DVD+R, DVD-R
DVD+R, DVD-R
DVD-ROM DL, DVD-
DVD-ROM DL, DVD-
DVD-ROM DL, DVD-
DVD-ROM DL, DVD-
ROM
ROM
ROM
ROM
CD-ROM, CD-R
CD-ROM, CD-R
CD-ROM, CD-R
CD-ROM, CD-R
CD-RW
CD-RW
CD-RW
CD-RW
Random
Random
Random
Random
Full Stroke
Full Stroke
Full Stroke
Full Stroke
Stop Time
Stop Time
Stop Time
Stop Time
Cache Buffer
Cache Buffer
Cache Buffer
Cache Buffer
Data Transfer Modes
Data Transfer Modes
Data Transfer Modes
Data Transfer Modes
Source
Source
Source
Source
DC Power Requirement
DC Power Requirement
DC Power Requirement
DC Power Requirement
DC Current
DC Current
DC Current
DC Current
Total Drive Power
Total Drive Power
Total Drive Power
Total Drive Power
(standby mode)
Line-Out
Line-Out
Line-Out
Line-Out
Signal-to-Noise Ratio
Signal-to-Noise Ratio
Signal-to-Noise Ratio
Signal-to-Noise Ratio
Channel Separation
Channel Separation
Channel Separation
Channel Separation
HP Compaq dc7900 Business PC
HP Compaq dc7900 Business PC
HP Compaq dc7900 Business PC
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
0.7 VRMS
74 dB
65 dB
Page 55

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