Specifications

Table 6-6

8X DVD±RW/R and CD-RW Combo Drive (Continued)

Disc thickness

1.2 mm (0.047 in)

 

 

 

 

Track pitch

0.74 µm

 

 

 

 

 

Access time

CD

 

DVD

Random

< 175 ms

< 230 ms

Full stroke

< 285 ms

< 335 ms

 

 

 

Audio output level

Audio-out, 0.7 Vrms

 

 

 

 

 

Cache buffer

2 MB

 

 

 

 

 

 

Data transfer rate

 

 

 

CD-R (16X)

2,400

KB/s (150 KB/s at 1X CD rate)

CD-RW (8X)

1,200

KB/s (150 KB/s at 1X CD rate)

CD-ROM (24X)

3,600

KB/s (150 KB/s at 1X CD rate)

DVD (8X)

10,800 KB/s (1,352 KB/s at 1X DVD rate)

DVD-R (4X)

5,400

KB/s (1,352 KB/s at 1X DVD rate)

DVD-RW (2X)

2,700

KB/s (1,352 KB/s at 1X DVD rate)

Multiword DMA mode 2

16.6 MB/s

 

 

 

 

Startup time

< 15 seconds

 

 

 

 

Stop time

< 6 seconds

 

 

 

 

 

Maintenance and Service Guide

6–9