Compaq 7470 - Presario - 64 MB RAM Manual

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
Product
Description
Troubleshooting
Illustrated
Parts Catalog
Removal &
Replacement
Procedures
Jumper &
Switch
Information
Specifications
See the Notice for copyright and trademark information, and the Preface for symbol conventions and Technician
Notes.
Click to download ZIP file of complete MSG to hard drive.
This MSG will be periodically maintained and updated as needed.
To report a technical problem, contact your Regional Support Center or IM Help Center.
For content comments or questions, contact Tech Support.
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United States December 31, 2002
NOTICE
The information in this guide is subject to change without notice.
COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS
CONTAINED HEREIN, NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING,
PERFORMANCE, OR USE OF THIS MATERIAL.
This guide contains information protected by copyright. No part of this guide may be photocopied or reproduced in
any form without prior written consent from Compaq Computer Corporation. © 1999 Compaq Computer Corporation.
All rights reserved. Compaq, Presario Registered U. S. Patent and Trademark Office.
Microsoft, MS-DOS, and Windows are registered trademarks of Microsoft Corporation. Windows 95 and Windows 98
are trademarks of Microsoft Corporation. The software described in this guide is furnished under a license agreement
or nondisclosure agreement. The software may be used or copied only in accordance with the terms of the
agreement. Product names mentioned herein may be trademarks and/or registered trademarks of their respective
companies.
Online Maintenance and Service Guide
Compaq Presario 7400 Series Personal Computers
September 1999
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United States December 31, 2002
PREFACE
This Maintenance and Service Guide is a troubleshooting guide that can be used for reference when servicing the
Compaq Presario 7400 Series Personal Computers.
Compaq Computer Corporation reserves the right to make changes to the Compaq Presario 7400 Series Personal
Computers without notice.
Symbols
The following words and symbols mark special messages throughout this guide.
WARNING: Text set off in this manner indicates that failure to
follow directions in the warning could result in bodily harm or loss
of life.
YellCaution.gif
(950
bytes)
CAUTION: Text set off in this manner indicates that failure to
follow directions could result in damage to equipment or loss of
data.
IMPORTANT: Text set off in this manner presents clarifying information or specific
instructions.
NOTE: Text set off in this manner presents commentary, sidelights, or interesting points of
information.
Technician Notes
WARNING: Only authorized technicians trained by Compaq should repair
this equipment. All troubleshooting and repair procedures are detailed to
allow only subassembly/module level repair. Because of the complexity of the
individual boards and subassemblies, the user should not attempt to make
repairs at the component level or to make modifications to any printed circuit
board. Improper repairs can create a safety hazard. Any indications of
component replacement or printed circuit board modifications may void any
warranty.
Serial Number
When requesting information or ordering spare parts, the computer serial number should be provided to Compaq.
The serial number can be found on the front right side of the chassis (between the CD/DVD/Zip drives and the drive
door hinge) and also on the back of the computer above the power supply.
Locating Additional Information
The following documentation is available to support this product:
■Compaq Presario documentation set
■Introducing Windows 98 Guide
■Service Training Guides
■Compaq Service Advisories and Bulletins
■Compaq QuickFind
■Compaq Service Quick Reference Guide
■Compaq Help Center
privacy and legal statement

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
MSG index Product Description Troubleshooting Illustrated Parts
Catalog
Home Removal &
Replacement Jumper & Switch Information Specifications
PRODUCT DESCRIPTION
Product Description
Models and features
CPU controls and lights
Keyboard
Creativity Action Center
Back components
Power cord requirements
privacy and legal statement

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
MSG index Product Description Troubleshooting Illustrated Parts
Catalog
Home Removal &
Replacement Jumper & Switch Information Specifications
Product Description
Models and features
CPU controls and lights
Keyboard
Creativity Action Center
Back components
Power cord requirements
PRODUCT DESCRIPTION
Compaq Presario 7400 Series Standard
Configurations
Models Processor
MHz
Hard
drive
GB RAM
MB CD/DVD/CD- RW Modem
North America (NA)
7460 K6-2
(500) 8.0 64 CD-RW PCI ITU V.90 56K
7461 K6-2
(500) 8.0 64 40X CD PCI ITU V.90 56K
7462 K6-2
(500) 10.0 64 8X/10X DVD PCI ITU V.90 56K
7464 K6-2
(500) 8.0 64 8X/10X DVD PCI ITU V.90 56K
7465 K6-2
(533) 17.0 64 CD-RW PCI ITU V.90 56K
7467 K6-2
(500) 10.0 64 40X CD PCI ITU V.90 56K
7469 K6-2
(500) 13.0 64 40X CD PCI ITU V.90 56K
7471 K6-2
(533) 30.0 64 CD-RW PCI ITU V.90 56K
7473 K6-2
(533) 10.0 64 CD-RW PCI ITU V.90 56K
7475 K6-2
(533) 40.0 64 8X/10X DVD and CD-RW PCI ITU V.90 56K
7477 K6-2
(533) 20.0 64 CD-RW PCI ITU V.90 56K
7478 K6-2
(533) 8.0 64 CD-RW PCI ITU V.90 56K
7479 K6-2
(533) 20.0 64 CD-RW PCI ITU V.90 56K
7485 K6-2
(550) 20.0 64 CD-RW PCI ITU V.90 56K
7488 K6-2
(550) 30.0 64 CD-RW PCI ITU V.90 56K
7489 K6-2
(550) 40.0 64 8X/10X DVD and CD-RW PCI ITU V.90 56K
APD
7400 K6-2
(500) 8.0 64 40X CD International 56K
7400 K6-2
(533) 8.0 64 40X CD International 56K
7480 K6-2
(550) 10.0 64 40X CD International 56K
EMEA
7450 K6-2
(475) 8.0 64 40X CD International 56K
7460 K6-2
(500) 8.0 64 CD-RW International 56K
7461 K6-2
(500) 8.0 64 40X CD International 56K
7464 K6-2
(500) 8.0 64 8X/10X DVD International 56K
7470 K6-2
(533) 10.0 128 8X/10X DVD International 56K
7474 K6-2
(533) 8.0 64 8X/10X DVD International 56K
7478 K6-2
(533) 30.0 64 8X/10X DVD and CD-RW International 56K
7479 K6-2
(533) 15.0 64 40X CD International 56K
7480 K6-2
(550) 15.0 64 40X CD International 56K
7481 K6-2
(550) 15.0 64 CD-RW International 56K
7482 K6-2
(550) 15.0 64 8X/10X/12X DVD International 56K
7483 K6-2
(550) 15.0 64 8X/10X/12X DVD International 56K
7484 K6-2
(533) 15.0 64 8X/10X/12X DVD International 56K
Latin America (LA)
7453 K6-2
(475) 5.0 32 40X CD PCI ITU V.90 56K
7463 K6-2
(500) 5.0 64 40X CD PCI ITU V.90 56K
7470 K6-2
(533) 20.0 64 CD-RW PCI ITU V.90 56K
7476 K6-2
(533) 10.0 64 40X CD PCI ITU V.90 56K
7477 K6-2
(550) 20.0 64 CD-RW PCI ITU V.90 56K
privacy and legal statement

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
MSG index Product Description Troubleshooting Illustrated Parts Catalog
Home Removal & Replacement Jumper & Switch Information Specifications
Product Description
Models and features
CPU controls and lights
Keyboard
Creativity Action Center
Back components
Power cord
requirements
PRODUCT DESCRIPTION
CPU Controls and
Lights
1Emergency eject slot
2CD/DVD drive activity
light (on select models
the light is displayed to
the left of the manual
eject slot) (CD-RW -
selected models)
3CD/DVD load/eject
button
4Floppy drive eject
button & activity light
5Zip drive eject button
& activity light (Zip
drive - selected
models)
6Hard drive activity light
7Instant On button
8Power status light
privacy and legal statement

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
MSG index Product Description Troubleshooting Illustrated Parts Catalog
Home Removal & Replacement Jumper & Switch Information Specifications
Product Description
Models and features
CPU controls and
lights
Keyboard
Creativity Action
Center
Back components
Power cord
requirements
PRODUCT DESCRIPTION
Top left and right controls (View keyboard top right corner assignments)
Keyboard
Controls and
Lights
1Play/pause
2Previous track
3Next track
4Stop
5Load/Eject CD
6Quick Print
7Application
launch
8Volume down
9Mute
10 Volume up
11 Sleep button
privacy and legal statement

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
Home Product Description Troubleshooting Illustrated Parts Catalog
Removal & Replacement Jumper & Switch Information Specifications
Product Description
Models and features
CPU controls and lights
Keyboard
Creativity Action Center
Back components
Power cord requirements
PRODUCT DESCRIPTION
Center controls and upper right corner lights
Keyboard
Controls and
Lights
1Instant e-mail
2Daily destination
3My Presario
4Instant Internet
5Instant Search
6Online
Marketplace
7Retail Central
8Num Lock Light
9Caps Lock Light
10 Scroll Lock Light
privacy and legal statement

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
MSG index Product Description Troubleshooting Illustrated Parts Catalog
Home Removal & Replacement Jumper & Switch Information Specifications
Product Description
Models and features
CPU controls and lights
Keyboard
Creativity Action Center
Back components
Power cord requirements
PRODUCT DESCRIPTION
Available on select models.
Creativity
Action
Center
1Two USB
(Universal
Serial Bus)
ports
privacy and legal statement

United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7400 Series Computers
MSG index Product Description Troubleshooting Illustrated Parts Catalog
Home Removal & Replacement Jumper & Switch Information Specifications
Product Description
Models and features
CPU controls and lights
Keyboard
Creativity Action Center
Back components
Power cord
requirements
PRODUCT DESCRIPTION
View connector pin assignments.
Back CPU Connectors
1Mouse
2Keyboard
3Two USB ports
4Serial port
5SVGA monitor port
6Audio line out
7Audio line in
8Microphone in
9Modem line
10 Voltage select switch
11 AC power connector
12 Parallel Port
13 MIDI Game Port
14 Telephone line to telephone
CAUTION: Do not plug a phone line into the
network connector or you may damage the
computer.
IMPORTANT: The Back CPU connectors and cable
connectors are color coded.
NOTE: Select models may contain an Ethernet
network card.
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