Compaq 7470 - Presario - 64 MB RAM Maintenance And Service Manual page 77

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Maintenance and Service Guide
Compaq Presario 7400 Series Computers
Removal &
SPECIFICATIONS
Western Digital hard drives
Click link for specifications on
Western Digital Hard Drives - 3.5"
Compaq Part Number
Formatted Capacity
Physical (MB)
Data Transfer Rate
Disk to Buffer (Mb/second)
Interface w/o IORDY
Interface w/ IORDY
UDMA
Typical Seek Time
(including settling)
Track to Track (ms)
Average (ms)
Full Stroke (ms)
Disk Rotational Speed (RPM)
Data Cylinders
Physical
Logical
Data Heads/ Cylinder
Physical
Logical
Sectors per Track
Physical
Logical
Troubleshooting
Jumper & Switch
Information
Seagate or Quantum
8.4-GB
148611-
001
8455.2 MB 10005 MB 13520.1
87.9 -
233.57
12.5
16.6
66.6
2.0 - 5.0
9.5 - 15.0
19 - 23
5400 +/-
0.5
percent
16579
16383
3
16
282 - 504
(20 zones)
63
Illustrated Parts
Catalog
Specifications
hard drives.
10.0-GB 13.0-GB
144364- 144365-
001 001
MB
87.9 - 87.9 -
233.57 233.57
12.5 12.5
16.6 16.6
66.6 66.6
2.0 - 5.0 2.0 - 5.0
9.5 - 15.0 9.5 - 15.0
19 - 23 19 - 23
5400 +/- 5400 +/-
0.5 0.5
percent percent
16579 16579
16383 16383
3 4
16 16
282 - 504 282 - 504
(20 zones) (20 zones)
63 63