Compaq Presario 7400 Series Maintenance And Service Manual page 108

Compaq.com - Compaq Presario Maintenance and Service Guide - 7400 Series
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
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SPECIFICATIONS
System
Power supply
Seagate hard drives
Diskette drive
Click link for specifications on
Hard drives
Seagate Hard Drives - 3.5"
DVD drive
CD drives
Compaq Part Number
Mouse
Formatted Capacity
Fax/modem
Zip drive
System
Transfer Rate
Disk to Buffer (Mbits/sec)
Typical Seek Time
(including settling)
Disk Rotational Speed (RPM)
Data Cylinders
Physical
Logical
Data Heads/ Cylinder
http://www.compaq.com/athome/support/msgs/7400/hdspcssg.html (1 of 2) [1/8/2002 3:52:49 PM]
Product Description
Removal & Replacement
Quantum or
8.4-GB
112224-001
Physical (MB) 8640 MB
Logical (MB) 8455 MB
105.15-222.87
Interface (Mbytes/sec)
IORDY 16.6
DMA 16.6
UDMA 66.6
Single Track (ms) 1.3 - 2.1
Average (ms) 9.0 - 10.5
Full Stroke (ms) 18 - 20
5400 +/- 0.1
percent
12210 (+/-)
16383
Troubleshooting
Jumper & Switch Information
Western Digital hard drives.
10.0-GB
116193-001
10005 MB
8455 MB
188 Max.
16.6
16.6
66.6
2.0 - 2.4
10.5 - 11.5
24 - 26
5400 +/- 0.2 percent
12561
16383
Illustrated Parts Catalog
Specifications
13.0-GB 13.0-GB 17.0-GB
143873-001 116194-001 116195-001
13520 13022 17245 MB
8455 13022 17245 MB
323 Max. 171 Max. 188 Max.
16.6 16.6 16.6
16.6 16.6 16.6
66.6 33.3 66.6
1.5 - 3.0 1.5 - 3.0 1.3 - 2.1
9 - 12 9 - 12 9 - 10.5
18 - 20 18 - 20 18 - 20
7200 +/- 5400 +/- 0.2 5400 +/- 0.2 percent
0.2 percent percent
15399 12561 12561
16383 16383 16383
United States