Disc Center Hole Diameter
15 mm
Reference Scanning
Velocity
1.2 m/s
Recording/Playing Time
80 minutes with CD-R media
Read Only Disc
Parameters
Formats and Modes
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
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
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
Parameters
Disc Type
CD-R and CD-RW
Write Methods
Disc at Once, Track at Once, Session at Once,
Variable Packet, Fixed Packet
Format and Modes
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
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
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
(typical)
Random
< 120 ms
Full Stroke
< 200 ms
Data Transfer Rates
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
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)
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 dx5150 Business PC
Technical Specifications - Optical Storage
DA - 12105 North America — Version 26 — July 10, 2007
Page 43