HP dx2280 - Microtower PC - Page 26

Quick Specs
HP Compaq dx2280 Microtower Business PC
Technical Specifications - Optical Storage
Rev 2.0 July 07
(operating)condensing)
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.
Operating systems
supported
Microsoft Windows XP & Vista
Form Factor
5.25-inch, half-height, tray-load
48X Combo CD-RW/
DVD-ROM
Orientation
Either horizontal or vertical
Interface type
ATAPI
Dimensions (W x H x D) 5.77 x 1.71 x 7.36 in (14.66 x 4.34 x 18.69 cm) (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)
Formats and modes
supported
CD-ROM-Mode 1; CD-ROM XA-Mode 2; CD-
Bridge; CD digital audio; CD Extra; Photo CD
(single and multi-session); video CD; DVD
(single- and double-layer); DVD-R; DVD-RW;
DVD-RW Multi-Border; DVD+R; DVD+R
Multi-Session , and DVD+RW
Capacity
180 MB (8 cm); 540 MB (12 cm); 650 MB (12
cm); 700 MB (12 cm); 4.7 GB (DVD-5); 8.54
GB (DVD-9); 9.4 GB (DVD-10)
Read only disc
parameters
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 bytes; DVD-2,048 bytes
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; CD-ROM XA; CD digital audio,
video CD; CD-Bridge
Capacity
180 MB (8 cm); 540 MB (12 cm); 650 MB (12
cm); 700 MB (12 cm)
Writeable disc
parameters
Block size
CD-DA-2,352 bytes; mode 0- 2,336 and 2,352
bytes; mode 1-2,048 and 2,352 bytes; mode 2-
2,336 and 2,352; mode 2, form 1-2,048 and
2,352 bytes; mode 2, form 2-2,324 and 2,352
bytes
Random DVD
< 140 ms (typical)
Random CD
< 125 ms, (typical)
Full stroke DVD
< 250 ms (seek)
Access times
(typical reads, including
settling)
Full stroke CD
< 210 ms (seek)
Data transfer rates CD-R write
7200 KB/s (up to 48X)