Block Size
(bytes)
DVD-ROM - 2048; CD-ROM Mode 0 - 2352; CD-ROM Mode 1 - 2352, 2340,
2336, 2048; CD-ROM Mode 2 - 2352, 2340, 2336, 2048
Access Times
(typical reads, including
settling)
DVD-ROM Single Layer
120 ms (typical)
CD-ROM Mode 1
90 ms (typical)
Full Stroke DVD
240 ms (seek) (typical)
Full Stroke CD
160 ms (seek) (typical)
Maximum Data Transfer
Rates
CD-ROM Read
7200 KB/s (up to 48X)
DVD-ROM Read
21,600 KB/s (16X) Max
Data Transfer Modes
PIO Mode 4 (16.6 MB/s); Multi-word DMA mode 2 (16.6 MB/s); UltraDMA Mode
3 (44.4 MB/s)
Power
Source
Four-pin, 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 – <800 mA typical, < 1000 mA maximum
12 VDC – < 870 mA typical
Audio Output Level
0.7 Vrms (typical)
Configuration Jumper
Block
Master, slave, and cable select modes
Data Interface Connector
40-pin, shrouded and keyed, flat ribbon
Environmental
(all conditions non-
condensing)
Temperature
(operating)
41° to 122° F (5° to 50° C)
Relative Humidity
(operating)
10% to 85%
Maximum Wet Bulb
Temperature
(operating)
86° F (30° C)
Certifications, Approvals
MMC II support, multi-read certification, Microsoft WHQL certification, ACA
AS/NZS 3548 class B, CNS 13438, C.I.S.P.R. Pub 22, TUV or VDE EN60950, EN
55022, EN55024, SEMKO, NEMKO, DEMKO, FIMKO, EN 60825-1, UL 60950, and
CSA C22.2 60950-2000.
48X/32X/48X/16X Combo
CD-RW/DVD-ROM
5.25-inch, half-height, tray-load
Color
Carbonite
Orientation
Either horizontal or vertical
Interface Type
ATAPI
Dimensions
(W x H x D)
5.77 x 1.71 x 7.36 in (146.5 x 43.5 x 187 mm) (external, excluding bezel)
Disc Diameter
12 cm, 8 cm
Disc Thickness
0.05 in (1.2 mm)
Track Pitch
1.6 um (CD), 0.74 um (DVD)
Disc Center Hole Diameter
0.6 in (15 mm)
Reference Scanning
Velocity
1.2 m/s (CD); 3.49 m/s (DVD SL); 3.84 m/s (DVD DL)
Read Only Disc
Formats and Modes
CD-ROM – Mode 1; CD-ROM XA-Mode 2 (forms 1
QuickSpecs
HP Compaq Business Desktop dx6120 Series
Technical Specifications - Optical Storage
DA - 12243 Worldwide — Version 21 — May 25, 2007
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