Read speed
DVD+R/-R/+RW/
-RW/+R DL
Up to 8X
DVD-ROM
Up to 16X
CD-ROM, CD-R
Up to 40X
CD-RW
Up to 32X
Access time
(typical reads, including
settling)
Random
DVD: < 130 ms (typical), CD: < 120 ms (typical)
Full Stroke
DVD: < 240 ms (seek), CD: < 200 ms (seek)
Startup Time
Single-session: < 15 seconds (typical), Multi-
session: < 30 seconds (typical)
Stop Time
< 4 seconds
Cache Buffer
2 MB (minimum)
Data Transfer Modes
ATA PIO mode 4 (16.7 MB/s); ATA Multi-word DMA
mode 2 (16.7 MB/s); ATA UltraDMA Mode 3 (44.4
MB/s -default)
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 (< 1000 mA typical, 1600 mA maximum)
12 VDC (< 600 mA typical, 1400 mA maximum)
Total Drive Power
(standby mode)
< 2.5 Watt
Audio output
Line-Out
0.7 VRMS
Signal-to-Noise Ratio
74 dB
Channel Separation
65 dB
Environmental conditions
(operating - non-
condensing)
Temperature
41° to 122° F (5° to 50° C)
Relative humidity
10% to 90%
Maximum wet bulb
temperature
86° F (30° C)
System configuration
Intel Pentium III Processor or later with 128 MB of memory (required); 256 MB
recommended 2-D or 3-D graphics cards on primary disk drive for operating
system and application software; second disk drive for audio and video data
Regulatory approvals
MPC-3 compliant, multi-read requirements, ATA Spec X3T9.2, ATAPI Spec
T13.1153D, ANSI C63.4-1992, UL 1950, ACA AS/NZS 3548, CB Bulletin No. 96A,
CSA C22.2 No. 950-1995, CFR 47 C.I.S.P.R. Pub 22 Class B, DHHS/FDA, EMKO-
TSE 07/94, TUV EN60950, EN60825-1, MIC, BSMI-CNS 13438, CE, Microsoft
PC2001 certification, Microsoft Logo for Windows XP and 2000.
QuickSpecs
HP Compaq Business Desktop dx6120 Series
Technical Specifications - Optical Storage
DA - 12243 Worldwide — Version 21 — May 25, 2007
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