Compaq Presario 5700 Series - Page 139

Block Size
CD-ROM Mode 0
CD-ROM Mode 1
CD-ROM Mode 2
DVD
2352 bytes
2352, 2340,2336, 2048 bytes
2352,2340, 2336, 2048 bytes
2048 bytes
Center Hole
15 mm diameter
Diameter
12 cm, 8 cm
Thickness
1.2 mm
Track Pitch
1.6 µm
Laser
Beam Divergence
Output Power
Type
Wave Length
53.5 degrees +/- 1.5 degrees
5 mW
Semiconductor laser GaAIAs
650 nm +/- 25 nm (DVD)
795 nm +/- 25 nm (CD)
Access Time
Random
Full Stroke
DVD:
< 150 ms
< 225 ms
CD:
< 100 ms
< 225 ms
Audio Output Level
Line Out
Headphone
1.0 V (RMS) at 47 kW
0.7 V (RMS) at 32 W
Cache Buffer
128 KB
Sustained Data Transfer Rate
150 KB/sec (single, CD-ROM mode)
1200-3000 KB/sec (20× CAV
CD-ROM mode)
2760 KB/sec (DVD mode)
Interface Cable Length (Max)
18 in
Startup Time
< 15 sec
Stop Time
< 2 sec
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Compaq.com - Compaq Presario Maintenance and Service Guide - 5700 Series
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