Reference Scanning
Reference ScanningReference Scanning
Reference Scanning
Velocity
VelocityVelocity
Velocity
1.2 m/s
Recording/
Recording/Recording/
Recording/
Playing Time
Playing TimePlaying Time
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
Data Transfer Rates
Data Transfer RatesData Transfer Rates
Data Transfer Rates
Sustained
SustainedSustained
Sustained
CD-R write—1,800 KB/s (12X)
CD-R write—2400 KB/s (16X)
CD-RW write (1-4X media) —600 KB/s (4X)
CD-RW write (4-10X media) —1,500 KB/s (10X)
CD-RW write (4-12X media) —1,800 KB/s (12X)
CD-RW read—3,600 KB/s (24X)
Digital audio extraction (minimum) —7,200 KB/s
(48X)
Variable
VariableVariable
Variable
CD-RW write—2,400 to 3,600 KB/s (16X to
24X)
CD-RW write—2,400 to 4,800 KB/s (16X to
32X)
CD-RW write—2,400 to 6,000 KB/s (16X to
40X)
CD-RW write—2,400 to 7,200 KB/s (16X to
48X)
CD-ROM, CD-R read—1,500 to 7,200 KB/s
(10X to 48X)
QuickSpecs
HP Business Desktop d325 Series
HP Business Desktop d325 SeriesHP Business Desktop d325 Series
HP Business Desktop d325 Series
Technical Specifications - Optical Storage
DA - 11642 North America — Version 24 — August 23, 2005
Page 41
(32 pages)
(68 pages)
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