Compaq 4130T Personal Computer User Manual


 
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6-10 Specifications
6.5 CD-ROM Drives
Table 6-9
20X Max CD-ROM Drive
A
pplicable Disc
CD-ROM mode 1, mode 2
CD-Digital Audio
CD-XA mode 2 (Form 1, Form 2)
CD-I mode 2 (Form1, Form 2)
CD-I Ready
CD-Bridge
CD-WO (fixed/variable packets)
Photo CD (singlemultisession)
Center Hole Diameter
15 mm
Disc Diameter
12 cm, 8 cm
Disc Thickness
1.2 mm
Track Pitch
1.6 µm
Laser
Beam Divergence 53.5 ± 1.5 degrees
Output Power 0.13 ± 0.1 mw
Type Semiconductor Laser GaA1As
Wave Length 780 nm ± 25 nm
A
ccess time
Random <150 ms
Full Stroke <600 ms
A
udio output level
Line Out 0.7 Vrms
Headphone None
Cache buffer
256 KB
Data transfer rate
Sustained, quad 300 MB/sec
Sustained, single 150 KB/sec
Burst 8.3 MB/sec
Startup Time <10 seconds typical
Capacity
Mode 1, 12 cm 550 MB
Mode 2, 12 cm 640 MB
8 cm 180 MB