HP Compaq dc7900 CMT User Manual

LightScribe DVD Writer
LightScribe DVD WriterLightScribe DVD Writer
LightScribe DVD Writer
Drive
DriveDrive
Drive
Orientation
OrientationOrientation
Orientation Either horizontal or vertical
Interface type
Interface typeInterface type
Interface type SATA/ATAPI
Disc recording capacity
Disc recording capacityDisc recording capacity
Disc recording capacity Up to 8.5 GB DL or 4.7 GB standard
Dimensions
DimensionsDimensions
Dimensions (W x H x D) 5.0 x 0.5 x 5.0 in (128 x 13.6 x 129 mm)
Weight
WeightWeight
Weight (max) 0.42 lb (190 g)
Write speeds
Write speedsWrite speeds
Write speeds DVD-RAM
DVD-RAMDVD-RAM
DVD-RAM Up to 5X
DVD-R DL
DVD-R DLDVD-R DL
DVD-R DL Up to 4X
DVD+R
DVD+RDVD+R
DVD+R Up to 8X
DVD+RW
DVD+RWDVD+RW
DVD+RW Up to 4X
DVD+R DL
DVD+R DLDVD+R DL
DVD+R DL Up to 4X
DVD-R
DVD-RDVD-R
DVD-R Up to 8X
DVD-RW
DVD-RWDVD-RW
DVD-RW Up to 6X
CD-R
CD-RCD-R
CD-R Up to 24X
CD-RW
CD-RWCD-RW
CD-RW Up to 16X
Read speeds
Read speedsRead speeds
Read speeds DVD-RAM
DVD-RAMDVD-RAM
DVD-RAM Up to 5X
DVD-RW, DVD+RW
DVD-RW, DVD+RWDVD-RW, DVD+RW
DVD-RW, DVD+RW Up to 8X
DVD-R DL, DVD+R DL
DVD-R DL, DVD+R DLDVD-R DL, DVD+R DL
DVD-R DL, DVD+R DL Up to 6X
DVD+R, DVD-R
DVD+R, DVD-RDVD+R, DVD-R
DVD+R, DVD-R Up to 8X
DVD-ROM DL, DVD-
DVD-ROM DL, DVD-DVD-ROM DL, DVD-
DVD-ROM DL, DVD-
ROM
ROMROM
ROM
Up to 8X
CD-ROM, CD-R
CD-ROM, CD-RCD-ROM, CD-R
CD-ROM, CD-R Up to 24X
CD-RW
CD-RWCD-RW
CD-RW Up to 24X
Access time
Access timeAccess time
Access time
(typical reads, including
settling)
Random
RandomRandom
Random DVD: < 140 ms (typical), CD: < 125 ms
(typical)
Full Stroke
Full StrokeFull Stroke
Full Stroke DVD: < 250 ms (seek), CD: < 210 ms (seek)
Stop Time
Stop TimeStop Time
Stop Time < 4 seconds
Cache Buffer
Cache BufferCache Buffer
Cache Buffer 2 MB (minimum)
Data Transfer Modes
Data Transfer ModesData Transfer Modes
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)
Power
PowerPower
Power Source
SourceSource
Source Four-pin, DC power receptacle
DC Power Requirement
DC Power RequirementDC Power Requirement
DC Power Requirement 5 VDC ± 5%-100 mV ripple p-p
12 VDC ± 5%-200 mV ripple p-p
DC Current
DC CurrentDC Current
DC Current 5 VDC (< 1000 mA typical, 1600 mA
maximum)
12 VDC (< 600 mA typical, 1400 mA
maximum)
Total Drive Power
Total Drive PowerTotal Drive Power
Total Drive Power
(standby mode)
< 2.5 Watt
Audio output
Audio outputAudio output
Audio output Line-Out
Line-OutLine-Out
Line-Out 0.7 VRMS
Signal-to-Noise Ratio
Signal-to-Noise RatioSignal-to-Noise Ratio
Signal-to-Noise Ratio 74 dB
Channel Separation
Channel SeparationChannel Separation
Channel Separation 65 dB
QuickSpecs
HP Compaq dc7900 Business PC
HP Compaq dc7900 Business PCHP Compaq dc7900 Business PC
HP Compaq dc7900 Business PC
Technical Specifications - Optical Storage
DA - 13029 North America — Version 11 — February 9, 2009 Page 55

HP Compaq dc7900 CMT Specifications

General

Brand	HP
Model	Compaq dc7900 CMT
Category	Desktop
Language	English