Compaq EP Series manual CD-ROM Drives, 24X Max, 32X Max

6.2.3CD-ROM Drives

24X Max 32X Max

Applicable Disc	CD-ROM mode 1, mode 2
	Mixed mode (audio and data
	combined)
	CD-DA
	CDi ready
	CD-XA ready
	Photo CD (single and multi-
	session)
Compaq Spare Part	166869-001
Number
Disc Diameter	12 cm, 8 cm
Capacity	540 MB (Mode 1, 12 cm)
	650 MB (Mode 2, 12 cm)
	180 MB (8 cm)
Center Hole Diameter	15 mm
Disc Thickness	1.2 mm
Track Pitch	1.6 µm
Laser
Beam Divergence	53.5 degrees +/- 1.5 degrees
Output Power	0.14 mW
Type	Semiconductor laser GaAIAs
Wave Length	780 nm +/- 25 nm
Access Time
Random	85 ms
Full Stroke	200 ms
Audio Output Level	0.7 Vrms (typical)
Cache Buffer	128 KB
Data Transfer Rate
Sustained	1500 to 3600 KB/sec
Burst	4.0 MB/sec

CD-ROM mode1, mode 2 Mixed mode (audio and data combined)

CD-DA CDi ready CD-XA ready

Photo CD (single and multi- session)

327659-001

12 cm, 8 cm

540 MB (Mode 1, 12 cm)

650 MB (Mode 2, 12 cm)

15mm 1.2 mm 1.6 um

53.5degrees +/- 1.5 degrees

0.14mW Semiconductor laser GaAIAs 780 nm +/- 25 nm

<100 ms <150 ms

0.7Vrms (typical) 128 KB

2100 to 4800 KB/sec

16 MB/sec

Continued

Compaq Deskpro EP Series of Personal Computers 6-7