Compaq 7470 - Presario - 64 MB RAM Maintenance And Service Manual page 80

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Maintenance and Service Guide
Compaq Presario 7400 Series Computers
Removal &
SPECIFICATIONS
Dimensions
Width
Height
Depth
Weight
Applicable Disc Formats
DVD-5,
DVD-9,
DVD-10,
DVD-18
CD-ROM
CD-DA
CD-XA
Photo CD
CD-I
Ready
CD-Bridge
CD-R
Block Size
CD-ROM
Mode 0
CD-ROM
Mode 1
CD-ROM
Mode 2
DVD
Center Hole
Disc Diameter
Thickness
Track Pitch
Access Time
Random
Full Stroke
Audio Output Level
Line Out
Headphone
Cache Buffer
Sustained Data
Transfer Rate
Interface Cable
Length (Max)
Typical Startup Time
Typical Stop Time
Troubleshooting
Jumper & Switch
Information
DVD3, 6x/10x Drive
U. S.
5.74 in
1.68 in
8.23 in
1.80 lb
Mode 1 and Mode 2
Audio
Mode 2, Form 1 and 2
Single and Multiple Session
2352 bytes
2352, 2340,2336, 2048
bytes
2352,2340, 2336, 2048
bytes
2048 bytes
15 mm diameter
12 cm, 8 cm
1.2 mm
1.6 µm (CD-ROM); 0.74 µm
(DVD)
DVD:
< 180 ms
typical
< 300 ms
1.0 V (RMS) at 47 kW
0.7 V (RMS) at 32 W
512 Kb
150 KB/sec (1x CD-ROM
mode)
1200-3600 KB/sec (32× CAV
CD-ROM mode)
2705-8115 KB/sec (6x CAV
DVD mode)
18 in
< 10 sec
< 2 sec
Illustrated Parts
Catalog
Specifications
Metric
14.60 cm
4.29 cm
20.80 cm
0.9 kg
CD:
< 120 ms
< 200 ms