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Maintenance and Service Guide
Compaq Presario 7500 Series Computers

MSG index Product Description Troubleshooting Illustrated Parts Catalog
Home Removal & Replacement Jumper & Switch Information Specifications

System
Power supply
Diskette drive
Hard drives
DVD drive
CD drives
Mouse
Fax/modem
Zip drive
System
SPECIFICATIONS

Quantum hard drives

Click links for specifications on Seagate or Western Digital hard drives.

Quantum Hard Drives - 3.5"

8.4-GB 10.0-GB 13.0-GB
Compaq Part Number 122258-001 138224-001 138225-001
Formatted Capacity

Physical (MB)
Logical (MB)

8640 MB
8455 MB
10020 MB
10020 MB
13020 MB
13020 MB
Data Transfer Rate

Head (Mb/second)
Zone 1
Zone 15

Interface (Mbytes/sec)


121.9
194.9

66

148.8
241.9

66

121.9
194.9

66
Typical Seek Time
(including settling)

Track to Track (ms)
Average (ms)
Full Stroke (ms)

1.5 - 2.0
11 - 13
18 - 22
1.5 - 2.0
11 - 13
18 - 22
1.5 - 2.0
11 - 13
18 - 22
Disk Rotational Speed (RPM)
7500

7500

7500
Data Cylinders

Physical
Logical

12515
16383
16383
16383
12515
16384
Data Heads/ Cylinder

Physical
Logical

4
16
3
16
6
16
Sectors per Track

Physical


Logical

250-403
(15 zones)

63
307-512
(15 zones)

63
250-403
(15 zones)

63

 

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