HP Compaq nc8430

Specifications
Maintenance and Service Guide 6–11
Table 6-8
DVD-ROM Drive
Applicable disc DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18)
CD-ROM (Mode 1 and 2)
CD Digital Audio
CD-XA ready (Mode 2, Form 1 and 2)
CD-I ready (Mode 2, Form 1 and 2)
CD-R
CD-RW
Photo CD (single and multisession)
CD-Bridge
Center hole diameter 1.5 cm (0.59 in)
Disc diameter
Standard disc
Mini disc
12 cm (4.72 in)
8 cm (3.15 in)
Disc thickness 1.2 mm (0.047 in)
Track pitch 0.74 µm
Access time CD DVD
Random
Full stroke
< 100 ms
< 175 ms
< 125 ms
< 225 ms
Audio output level Line-out, 0.7 Vrms
Cache buffer 512 MB
Data transfer rate
CD-R (24X)
CD-RW (10X)
CD-ROM (24X)
DVD (8X)
Multiword DMA mode 2
3,600 KB/s (150 KB/s at 1X CD rate)
1,500 KB/s (150 KB/s at 1X CD rate)
3,600 KB/s (150 KB/s at 1X CD rate)
10,800 KB/s (1,352 KB/s at 1X DVD rate)
16.6 MB/s
Startup time < 15 seconds
Stop time < 6 seconds