Compaq N150 manual CD-ROM Drive

Specifications

Table 6-5
CD-ROM Drive
Applicable disk	CD-ROM (Mode 1, 2, and 3)
	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-Extra
	Video CD
	CD-WO (fixed packets only)
	CD-Bridge
Center hole diameter	.59 in	15 mm
Disk diameter	120 mm, 80 m
Disk thickness	1.2 mm
Track pitch	1.6 µ
Access time
Random	< 150 ms
Full Stroke	< 300 ms
Cache buffer	128 KB
Data transfer rate
Sustained, 24X	2400 KB/sec (150 KB/sec at 1X)
Variable	1500 to 3600 KB/sec (10X to 24X)
Normal PIO Mode 4 (single burst)	16.66 KB/sec
Startup time	< 8 seconds
Stop time	< 4 seconds

Maintenance and Service Guide 6–7