HP Dc7900 dc7900 manual Dvd-Rom, Dvd+R/-R/+Rw, Cd-Rom

QuickSpecs

HP Compaq dc7900 Business PC

Technical Specifications - Optical Storage

SATA DVD-ROM Drive Height

Orientation

Interface type

Disc capacity

Dimensions (W x H x D)

Weight (max)

Read speeds

Removable Storage -

Media Compatibility -

DVD-ROM

Access times (typical reads, including setting)

Power

Environmental (all conditions non-condensing)

5.25-inch, half-height, tray-load

Either horizontal or vertical

SATA/ATAPI

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)

5.9x 1.7 x 8.0 in (15.0 x 4.4 x 20.3 cm)

2.6lb (1.2 kg)

DVD+R/-R/+RW/	Up to 8X
-RW/+R DL /-R DL
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
Temperature	41° to 122° F (5° to 50° C)
Relative Humidity	10% to 90%
Maximum Wet Bulb	86° F (30° C)
Temperature

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