Compaq N150 manual DVD-ROM Drive, Disk thickness Track pitch, Audio output level

Specifications

Table 6-6
DVD-ROM 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	.59 in	15 mm
Disk diameter	120 mm, 80 mm
Disk thickness	1.2 mm
Track pitch	.74 µ
Access time
Random	< 150 ms
Full Stroke	< 225 ms
Audio output level
Lineout	0.7 V rms
Headphone	none
Cache buffer	128 KB
Data transfer rate
Sustained, 1X DVD rate	150 KB/sec
Sustained, 16X DVD rate	2400 KB/sec
Sustained, 4X DVD rate	5520 KB/sec
Normal IO Mode 4 (single burst)	16.6 MB/sec
Startup time	< 15 seconds
Stop time	< 6 seconds

6–8 Maintenance and Service Guide