Compaq Compaq Presario,Presario 1255 Manual

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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, and 1267
United States June 28, 2004
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Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Welcome to the Maintenance & Service Guide for the Presario 1255
through 1275 series...
Notice
Preface
Product
Description
Troubleshooting
Illustrated
Parts Catalog
Removal &
Replacement
Procedures
Specifications
Connector Pin
Assignments
Battery Pack
Operations
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, and 1267
This online guide is designed to serve the needs of those whose job it is to
repair Compaq products.
Click to download a ZIP file containing the complete Maintenance & Service Guide for this
product.
This Guide will be periodically maintained and updated online as needed.
For content comments or questions, contact http://www.compaq.com/athome/support/msgs/
comments.html.
To report a technical problem, contact your Regional Support Center or IM Help Center.
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
United States June 28, 2004
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Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
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. Printed in the U.S.A.
Compaq, Presario Registered U. S. Patent and Trademark Office.
Microsoft, MS-DOS, and Windows are registered trademarks of Microsoft Corporation.
Windows 98 is a trademark 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.
Maintenance and Service Guide
Compaq Presario 1200 Series Portable Computers
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
First Edition (June 1999)
Compaq Computer Corporation
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
United States June 28, 2004
COMPAQ
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Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Preface
This Maintenance and Service Guide is a troubleshooting guide that can be used for reference when
servicing the Compaq Presario 1200 Series Portable Computers.
Compaq Computer Corporation reserves the right to make changes to the Compaq Presario 1200 Series Portable
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.
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
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
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 is located on the bottom of the computer.
Locating Additional Information
The following documentation is available to support this product:
●Compaq Presario 1200 Series Portable Computer documentation set
●Introducing Windows 95 Guide
●Service Training Guides
●Compaq Service Advisories and Bulletins
●Compaq QuickFind
●Compaq Service Quick Reference Guide
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, and 1274
United States June 28, 2004
COMPAQ
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Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Product Description
Models and
Features
Controls and Lights
Left Side
Components
Right Side
Components
Bottom of Unit
Rear Connectors
Power
Management for
Windows 98
Compaq
Presario
Portable
Computers...
are a
continuation
of new
generation
multimedia
portable
computers
with
innovative
integrated
designs,
outstanding
audio and
video,
advanced
core
features,
and
attractive
styling.
This full-
function,
AMD-K6
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, and 1274
portable
computer
allows full
desktop
functionality.
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
United States June 28, 2004
COMPAQ
STORE | PRODUCTS | SERVICES | SUPPORT | CONTACT US |
SEARCH
Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Troubleshooting
Preliminary Steps
Clearing the Power-On
Password
Power-On Self Test
(POST)
Compaq Diagnostics
Diagnostic Error Codes
Troubleshooting
Without Diagnostics
Solving Minor
Problems
Contacting Compaq
Support
This section covers troubleshooting information for the
Compaq Presario 1200 Series Portable Computers. The
basic steps in troubleshooting include:
1. Follow the Preliminary Steps.
2. Run the Power-On Self-Test
(POST).
3. If you are unable to run POST
or if POST displays an error
message, follow the
recommended actions described
in the diagnostic tables.
When following the recommended
actions in the Sections on POST and
Diagnostic Error Codes, perform them
in the order listed. Rerun POST after
each recommended action until the
problem is solved and no error
message occurs. Once the problem is
solved, do not complete the
remaining recommended actions.
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
NOTE:
If the problem is
intermittent, check the
computer several times to
verify that the problem is
solved.
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
United States June 28, 2004
COMPAQ
STORE | PRODUCTS | SERVICES | SUPPORT | CONTACT US |
SEARCH
Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Illustrated Parts Catalog
This section provides a breakdown and identifies the spare parts ordering number associated with each
item for the Compaq Presario 1200 Series Portable Computers.
System Unit
Boards
Display Assembly
Mass Storage Devices
Miscellaneous Cable Kit
Cables
Miscellaneous Hardware &
Plastics Kit
Miscellaneous Parts
Documentation & Software
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
United States June 28, 2004
COMPAQ
STORE | PRODUCTS | SERVICES | SUPPORT | CONTACT US |
SEARCH
Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Removal and Replacement Procedures
This section explains the removal and replacement procedures for the computer.
Serial Number Location
Disassembly
Sequence
Electrostatic
Discharge
Service
Considerations
Cables and
Connectors
Preparing the
Computer for
Disassembly
Battery Pack
Palmrest
Cover with
Touch Pad
Heatspreader
Keyboard
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
Processor
Hard Drives
CD Drive
Battery
Charger Board
Modem
Display Panel
Assembly
Upper CPU
Cover
Speaker
Assembly
Diskette Drive
Fan Assembly
System Board
Dip Switch
Settings
Memory
Module
Report the computer [ ]serial number to Compaq when
requesting information or ordering spare parts.
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
United States June 28, 2004
COMPAQ
STORE | PRODUCTS | SERVICES | SUPPORT | CONTACT US |
SEARCH
Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Specifications
This chapter covers the following specifications of Compaq Presario 1200 Series Portable Computers:
System interrupts
System DMA
System I/O Address
System memory Catalog
Physical & environmental
Display
Memory Expansion
Battery Pack
Diskette Drive
Hard Drive
CD Drive
Physical and Environmental
Computer Specifications
U.S. Metric
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
Dimensions
(All models with 12.1" display)
Height
Depth
Width
(Model 1275 with 13.0" display)
Height
Depth
Width
1.97 in
12.20 in
10.08 in
1.97 in
12.33 in
10.08 in
4.95 cm
31.00 cm
25.60 cm
5.00 cm
31.30 cm
25.60 cm
Weight
Model 1255
Model 1256
Model 1260
Model 1262
Model 1266
Model 1267
Model 1272
Model 1273
Model 1274
Model 1275
6.68 lb
6.68 lb
6.68 lb
6.68 lb
6.68 lb
6.68 lb
6.68 lb
6.68 lb
6.68 lb
6.68 lb
3.34 kg
3.34 kg
3.34 kg
3.34 kg
3.34 kg
3.34 kg
3.34 kg
3.34 kg
3.34 kg
3.34 kg
Stand-Alone (Battery Pack) Power
Requirements
Nominal Operating
Maximum Average
Peak Operating
NiMH
W @ 9.6 V
W @ 9.6 V
W @ 9.6 V
Li-ion
W @ 14.8 V
W @ 14.8 V
W @ 14.8 V
AC Power Requirements
Operating Voltage
Operating Current
Operating Frequency
Maximum Transient
100-240 V
0.8/0.4 A RMS
47-63 Hz
Meets IEC 801-4 and IEC801-5
1kV for 50 ns
Operating Temperature 50° to 95 °F 10° to 35 °C
Non-operating Temperature -4° to 140 °F -20° to 60 °C
Operating Relative Humidity (non-
condensing) 10 to 90% 35°C to 90%
Non-operating Relative Humidity
(tw = 38.7°C max) 5 to 95% 60°C to 95%
Operating Altitude 0 to 10,000 ft 0 to 3.15 km
Non-operating Altitude 0 to 30,000 ft 0 to 9.14 km
Operating Shock 10 G, 11 ms, half sine
Non operating Shock 240 G, 2 ms, half sine
Operating Vibration 0.5 G
Non-operating Vibration 1.5 G
NOTE: Applicable product safety standards specify thermal limits for plastic surfaces. Compaq Presario 1200
Series Portable Computers operate well within this range of temperatures.
Return to the Top of this page.
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Compaq Home
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
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Maintenance & Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures |Specifications
Pin Assignments |Battery Pack Operations
Connector Pin Assignments
This appendix provides connector pin assignment tables for Compaq Presario 1200 Series Portable
Computers. For more information on connectors, refer to the section on Rear Connectors.
NOTE: The signals in all tables of this appendix are considered active high unless otherwise indicated
by an asterisk (*).
Click on a link:
●Parallel Connector
●Serial Connector
●Keyboard/Mouse
●External VGA Monitor
●Universal Serial Bus
●Modem
Parallel Connector
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Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
Pin Signal Pin Signal
1 Strobe* 10 Acknowledge*
2 Data Bit 0 11 Busy
3 Data Bit 1 12 Paper Out
4 Data Bit 2 13 Select
5 Data Bit 3 14 Auto Linefeed*
6 Data Bit 4 15 Error*
7 Data Bit 5 16 Initialize Printer*
8 Data Bit 6 17 Select In*
9 Data Bit 7 18-25 Signal Ground
* = Active low
Return to the top.
Serial Connector
Connector Pin Signal
1
2
3
4
5
6
7
8
9
Carrier Detect
Receive Data
Transmit Data
Data Terminal Ready
Signal Ground
Data Set Ready
Ready to Send
Clear to Send
Ring Indicator
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Return to the top.
Keyboard/Mouse
Connector Pin Signal
1
2
3
4
5
6
Data 1
Data 2
Ground
+5 V
Clock 1
Clock 2
Return to the top.
External VGA Monitor
Connector Pin Signal
1
2
3
4
5
6
7
8
9
Red Analog
Green Analog
Blue Analog
Not connected
Ground
Ground Analog
Ground Analog
Ground Analog
Not connected
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