HP Pavilion dv4000 Maintenance And Service Manual page 182

Specifications
Applicable disc
Center hole
diameter
Disc diameter
Standard disc
Mini disc
Disc thickness
Track pitch
6–8
Table 6-6
DVD-ROM Drive
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-RCD-RW Photo CD (single and multisession)
CD-Bridge
1.5 cm (0.59 in)
12 cm (4.72 in)
8 cm (3.15 in)
1.2 mm (0.047 in)
0.74 µm
Maintenance and Service Guide