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SATA CD-RW/DVD-
ROM Combo Drive
Height
5.25-inch, half-height, tray-load
Orientation
Either horizontal or vertical
Interface type
SATA/ATAPI
Disc capacity
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)
Dimensions
(W x H x D)
5.9 x 1.7 x 8.0 in (15.0 x 4.4 x 20.3 cm)
Weight
(max)
2.6 lb (1.2 kg)
Write speeds
CD-R
Up to 48X
CD-RW
Up to 32X
Read speeds
DVD+R/-R/+RW/
-RW/+R DL /-R DL
Up to 8X
DVD-ROM
Up to 16X
CD-ROM, CD-R
Up to 48X
CD-RW
Up to 32X
Access time
(typical reads, including
settling)
Random DVD: < 140 ms (typical), CD: < 125 ms
(typical)
Full Stroke
DVD: < 250 ms (typical), CD: < 210 ms
(typical)
Power
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)
Environmental
(all
conditions non-
condensing)
Temperature
41° to 122° F (5° to 50° C)
Relative Humidity
10% to 90%
Maximum Wet Bulb
Temperature
86° F (30° C)
Operating systems
support
Microsoft Windows 2000, Windows XP Professional, Windows XP
Home
CD-ROM Drive
Interface
SATA
Data Transfer Rate
Variable (Audio CD) –
1,800 to 3,600 KB/s
(24X) Max
Variable (CD-ROM, CD-R)– 2,400 to 7,200
KB/s (48X) Max
Access Time
(ms)
Random: <125 ms
Full-stroke seek: <210 ms
Data Buffer
2MB
Disk Formats Read
CD-ROM Mode 1, CD-ROM XA (Mode 2, Form 1 and 2), CD Digital
Audio, CD-EXTRA, CD-I (Mode 2, Form 1 and 2) and CD-I Ready, CD-
Text, CD-Bridge, Photo CD (Single and Multi Session), Video CD, CD-R
and CD-RW Multi-Session
Disk Formats Written
None
Disk Capacity
(CD)
180 MB, 54 0MB, 650 MB, and 700 MB
Block Size
Mode 1–2,048, 2,352 bytes
Mode 2–1, 2,048, 2,328, 2,336, 2,340, 2,353 bytes
Mode 2–2, 2,328, 2,336, 2,340, 2,352 bytes
CD-DA–2,352, 2,368 bytes
Diameter
12 cm; 8 cm
QuickSpecs
HP Compaq dc7700 Business PC
Technical Specifications - Optical Storage
DA - 12543 Worldwide QuickSpecs — Version 3 — 9.28.2006
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