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Technical Reference Guide
Compaq iPAQ Family of Internet Devices
First Edition - March 2000
2-17
Table 2-9.
MultiBay 24x CD-ROM Drive Specifications
Table 2-9.
MultiBay 4x DVD-ROM Drive Specifications
(SP# 161685-B21)
Parameter Measurement
Interface Type / Protocol IDE / ATAPI
Transfer Rate:
Max. Sustained (off disk)
Data Bus Burst
5.41 MB/s
16.6 MB/s
Media Types DVD (single/double layer),
DVD-5, DVD-9, DVD-10,
CD-ROM Modes 1 or 2, CD-DA,
Photo CD, Cdi, CD-XA
Capacity:
Mode 1, 12 cm
Mode 2, 12 cm
8 cm
550 MB
640 MB
180 MB
Center Hole Diameter 15 mm
Disc Diameter 8 or 12 cm
Disc Thickness 1.2 mm
Track Pitch 1.6 um
Average Access Time:
DVD:
Random
Full Stroke
CD:
Random
Full stroke
<170 ms
<280 ms
<130 ms
<225 ms
Audio Output Level 0.7 Vrms
Cache Buffer 512 KB
Table 2-10.
Hard Drive Specifications
Table 2-10.
Hard Drive Specifications
Parameter 4.3 GB 6.0 GB [1] 8.4 GB
P/N 158738 161684 158739
Interface / Protocol Type IDE / UATA-4 IDE / UATA-4 IDE / UATA-4
Drive Type 65 65 65
Drive Size 3.5/5.25 in 2.5/5.25 in 5.25 in
Interface Transfer Rate (max.) 66.6 MB/s 66.6 MB/s 66.6 MB/s
Max. Seek Time (w/settling)
Single Track
Average
Full Stroke (max)
2.0 ms
9.5 ms
19.0 ms
4.0 ms
12.0 ms
23.0 ms
4.75 ms
14.9 ms
27 ms
Disk Format (logical):
# of Cylinders
# of Data Heads
# of Sectors per Track
8419
15
63
13424
15
63
16383
16
63
Rotation Speed 5400 RPM 4200 RPM 5400 RPM
Drive Fault Prediction SMART II SMART II SMART III
NOTE:
[1] For use in MultiBay.