HP ZE4900 - Manual (Page 137)

Specifications
Maintenance and Service Guide 6–9
Table 6-8
24X Max DVD/CD-RW Combo Drive
Applicable disk DVD-5, DVD-9, DVD-10
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 (read only)
CD Plus
Photo CD (single/multisession)
CD-Bridge
Center hole diameter 1.5 cm 0.59 in
Disk diameter
Standard disc
Mini disc 12 cm
8 cm 4.72 in
3.15 in
Disk thickness 1.2 mm 0.047 in
Track pitch 0.74 µm
Access time
Random
Full stroke
< 150 ms
< 225 ms
Audio output level Audio-out, 0.7 Vrms
Cache buffer 128 KB/s