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48X/32X/48X CD-RW
48X/32X/48X CD-RW48X/32X/48X CD-RW
48X/32X/48X CD-RW
Drive
DriveDrive
Drive
Orientation
OrientationOrientation
Orientation
Either horizontal or vertical
Disc Loading Mechanism
Disc Loading MechanismDisc Loading Mechanism
Disc Loading Mechanism
Half-height, tray load
Interface Type
Interface TypeInterface Type
Interface Type
ATAPI IDE
Dimensions
DimensionsDimensions
Dimensions
—
external
externalexternal
external
(W x H x D)
7.99 x 5.88 x 1.71 in (203 x 149.5 x 43.5 mm)
Weight
WeightWeight
Weight
2.6 lb (1.2 kg)
Disc Diameter
Disc DiameterDisc Diameter
Disc Diameter
12 cm, 8 cm
Disc Thickness
Disc ThicknessDisc Thickness
Disc Thickness
1.2 mm
Track Pitch
Track PitchTrack Pitch
Track Pitch
1.6 µm
Disc Center Hole
Disc Center HoleDisc Center Hole
Disc Center Hole
Diameter
DiameterDiameter
Diameter
15 mm
Reference Scanning
Reference ScanningReference Scanning
Reference Scanning
Velocity
VelocityVelocity
Velocity
1.2 m/s
Recording/Playing Time
Recording/Playing TimeRecording/Playing Time
Recording/Playing Time
80 minutes with CD-R media
Read Only Disc
Read Only DiscRead Only Disc
Read Only Disc
Parameters
ParametersParameters
Parameters
Formats and Modes
Formats and ModesFormats and Modes
Formats and Modes
Supported
SupportedSupported
Supported
CD-ROM – Mode 1; CD-ROM XA – Mode 2
(forms 1 and 2); CD digital audio; CD Extra;
CD-I – Mode 2 (forms 1 and 2) and CD-I-Ready;
Photo CD (single and multi-session); video CD
Capacity
CapacityCapacity
Capacity
185 MB (Mode 2, 8cm); 540 MB (Mode 1, 12
cm); 650 MB (Mode 2, 12 cm); 700 MB (Mode
2, 12 cm)
Block Size
Block SizeBlock Size
Block Size
Mode 1 – 2,048 and 2,352 bytes; mode 2, form
1 – 2,048; 2,328; 2,336; 2,340 and 2,352
bytes; mode 2, form 2-2,328; 2,336; 2,340 and
2,352 bytes; CD-DA-2,352 and 2,368 bytes
Writeable Disc
Writeable DiscWriteable Disc
Writeable Disc
Parameters
ParametersParameters
Parameters
Disc Type
Disc TypeDisc Type
Disc Type
CD-R and CD-RW
Write Methods
Write MethodsWrite Methods
Write Methods
Disc at Once, Track at Once, Session at Once,
Variable Packet, Fixed Packet
Format and Modes
Format and ModesFormat and Modes
Format and Modes
Supported
SupportedSupported
Supported
CD-ROM (mode 1); CD-ROM XA (mode 2,
forms 1 and 2); CD digital audio, CD-I (mode 2,
forms 1 and 2); video CD
Capacity
CapacityCapacity
Capacity
185 MB (Mode 2, 8cm); 540 MB (Mode 1, 12
cm); 650 MB (Mode 2, 12 cm); 700 MB (Mode
2, 12 cm)
Block Size
Block SizeBlock Size
Block Size
Mode 1 – 2,048 bytes; mode 2, form 1 – 2,048
and 2,352 bytes; mode 2, form 2 – 2,352 bytes;
CD-DA ---2,352 bytes
Access Times
Access TimesAccess Times
Access Times
(typical)
Random
RandomRandom
Random
< 120 ms
Full Stroke
Full StrokeFull Stroke
Full Stroke
< 200 ms
Maximum Data Transfer
Maximum Data TransferMaximum Data Transfer
Maximum Data Transfer
Rates
RatesRates
Rates
CD-RW Write
4800 KB/s (32X) Max
CD-ROM, CD-R read
7200 KB/s (48X) Max
CD-RW read
7200 KB/s (32X) Max
CD-R write
7200 KB/s (48X) Max
Data Transfer Modes
Data Transfer ModesData Transfer Modes
Data Transfer Modes
ATA PIO mode 4 (16.7MB/s); ATA multi-word DMA mode 2 (16.7 MB/s);
ATA UltraDMA mode 0 (16.7 MB/s); ATA UltraDMA mode 1 (24 MB/s);
ATA UltraDMA mode 2 (33 MB/s) – default.
QuickSpecs
HP Compaq Business Desktop dc7100 Series
HP Compaq Business Desktop dc7100 SeriesHP Compaq Business Desktop dc7100 Series
HP Compaq Business Desktop dc7100 Series
Technical Specifications - Optical Storage
DA - 11948 North America — Version 33 — January 31, 2006
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