Technical Specifications - HP DL974B Overview

QuickSpecs

Technical Specifications

Drive Drive Drive Drive
Orientation Orientation Orientation Orientation
Interface Type Interface Type Interface Type Interface Type
Dimensions-external Dimensions-external Dimensions-external Dimensions-external
(W x H x D)
Disc Diameter Disc Diameter Disc Diameter Disc Diameter
Disc Thickness Disc Thickness Disc Thickness Disc Thickness
Track Pitch Track Pitch
Track Pitch Track Pitch
Disc Center Hole Disc Center Hole Disc Center Hole Disc Center Hole
Diameter Diameter Diameter Diameter
Reference Scanning Reference Scanning Reference Scanning Reference Scanning
Velocity Velocity Velocity Velocity
Read Only Disc Read Only Disc Read Only Disc Read Only Disc
Parameters Parameters Parameters Parameters
Writeable Disc Writeable Disc Writeable Disc Writeable Disc
Parameters Parameters Parameters Parameters
Access Times (typical) Access Times Access Times Access Times
Data Transfer Rates Data Transfer Rates Data Transfer Rates Data Transfer Rates
Data Transfer Modes Data Transfer Modes Data Transfer Modes Data Transfer Modes
Bus Rate Bus Rate Bus Rate Bus Rate
Manual tray-load
Horizontal or vertical
ATAPI
5.23 x 0.5 x 5.46 in (132.8 x 12.7 x 138.8 mm)
12 cm, 8 cm
1.2 mm
1.6 µm (CD-ROM); 0.74 m (DVD-ROM)
15 mm
1.2 m/s (CD); 3.49 m/s (DVD SL); 3.84 m/s (DVD DL)
Formats and Modes Formats and Modes Formats and Modes Formats and Modes
Supported Supported Supported Supported
Capacity Capacity
Capacity Capacity
Block Size Block Size Block Size Block Size
Disc Type Disc Type Disc Type Disc Type
Write Methods Write Methods Write Methods Write Methods
Format and Modes Format and Modes Format and Modes Format and Modes
Supported Supported Supported Supported
Capacity Capacity Capacity Capacity
Block Size Block Size Block Size Block Size
Random DVD Random DVD Random DVD Random DVD
Random CD Random CD Random CD Random CD
Full Stroke DVD Full Stroke DVD Full Stroke DVD Full Stroke DVD
Full Stroke CD Full Stroke CD Full Stroke CD Full Stroke CD
Maximum – CD-R Write Maximum – CD-R Write Maximum – CD-R Write Maximum – CD-R Write
Sustained – CD-RW Write 3600 KB/s (up to 24X CAV) Sustained – CD-RW Write Sustained – CD-RW Write Sustained – CD-RW Write
Minimum – CD-R Read Minimum – CD-R Read Minimum – CD-R Read Minimum – CD-R Read
Minimum – CD-ROM Minimum – CD-ROM Minimum – CD-ROM Minimum – CD-ROM
Read Read Read Read
Minimum – DVD-ROM Minimum – DVD-ROM Minimum – DVD-ROM Minimum – DVD-ROM
Read Read Read Read
Minimum – Digital Audio Minimum – Digital Audio Minimum – Digital Audio Minimum – Digital Audio
Extraction Extraction Extraction Extraction
ATA PIO mode 4 (16.7 MB/s); ATA Multi-word DMA mode 2 (16.7 MB/s)
16.6 MB/s (burst) with DMA support
DA - 11479 North America — Version 9 — May 31, 2005
MultiBay 24X/24X/24X/8X CD-RW/DVD-ROM Combo MultiBay 24X/24X/24X/8X CD-RW/DVD-ROM Combo MultiBay 24X/24X/24X/8X CD-RW/DVD-ROM Combo MultiBay 24X/24X/24X/8X CD-RW/DVD-ROM Combo
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; DVD (single and doublelayer);
DVD-R 3.95 GB; DVD-R 4.7 GB; DVD-RW 4.7 GB; DVD+R 4.7 GB ;
DVD+RW 4.7 GB
180 MB (CD-ROM 8 cm); 550 MB (Mode 1, 12 cm); 630 MB (Mode 2, 12
cm); 650 MB (Mode 1, 12 cm); 700 MB (CD-ROM 80 min); 4.7 GB (DVD-
5); 8.54 GB (DVD-9); 9.4 GB (DVD-10)
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; DVD – 2,048 bytes
CD-R and CD-RW
Disc at Once, Track at Once, Session at Once, Variable Packet, Fixed Packet
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
180 MB (CD-R 8 cm) ; 550 MB (Mode 1, 12 cm); 630 MB (Mode 2, 12
cm); 650 MB (Mode 1, 12 cm); 700 MB (CD-R 80 min)
Mode 1 – 2,048 bytes; mode 2, form 1 – 2,048 and 2,352 bytes; mode 2,
form 2 – 2,352 bytes; CD-DA – 2,353 bytes
< 130 ms
< 100 ms
< 225 ms
< 175 ms
3600 KB/s (up to 24X CAV)
3600 KB/s (up to 24X CAV)
3600 KB/s (up to 24X CAV)
10800 KB/s (up to 8X CAV)
1500 KB/s (up to 10X CLV)
Drive Drive Drive Drive
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