Compaq 1200US - Presario - Celeron 800 MHz Maintenance And Service Manual
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Compaq 1200US - Presario - Celeron 800 MHz Maintenance And Service Manual

Compaq 1200US - Presario - Celeron 800 MHz Maintenance And Service Manual

Presario select 1200 series maintenance and service guide
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See also: Maintenance and Service Manual
Maintenance & Service Guide
Presario Series
Models: 1246, 1277, 1278, and 1279
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 (MSG). This online guide is
designed to serve the needs of those whose job it is to repair Compaq
products. The
Notice
contains the copyright and trademark information. The
Preface
shows symbol conventions,
Technician Notes, and Serial Number locations on the unit.
This MSG will be periodically maintained and updated online as needed.
.
For content comments or questions, contact the
Editor
To report a technical problem, contact your Regional Support Center or IM
Help Center.

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Summary of Contents for Compaq 1200US - Presario - Celeron 800 MHz

  • Page 1 Pin Assignments Battery Pack Operations Welcome to the Maintenance & Service Guide (MSG). This online guide is designed to serve the needs of those whose job it is to repair Compaq products. The Notice contains the copyright and trademark information. The...
  • Page 2 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.

  • Page 3: Technician Notes

    This Maintenance and Service Guide is a troubleshooting guide that can be used for reference when servicing Compaq Presario Series Portable Computers. Compaq Computer Corporation reserves the right to make changes to the Compaq Presario Series Portable Computers without notice.

  • Page 4: Product Description

    Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description The Compaq Models and Presario Features Series Controls Portable and Lights Computer is a continuation Front Bezel of the new...

  • Page 5: Models And Features

    Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Models and Features Models and Compaq Presario Series Portable Computer Models Features Model 1246 Model 1247 Controls and Display 12.1" HPA 12.1" HPA Lights...
  • Page 6 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Controls and Lights Models and 1.

  • Page 7: Front Bezel Lights

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Front Bezel Lights Models and 1.
  • Page 8 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Front Bezel Buttons 1. Instant Models and Internet Features...
  • Page 9 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Left Side Components 1. PC Card Eject Lever Models and Features 2.

  • Page 10: Right-Side Components

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Right Side Components 1. Battery Models and Compartment Features...
  • Page 11 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Bottom of Models and Unit Features Controls and Lights...
  • Page 12 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Product Description Rear Connectors Models and 1. AC Adapter Features 2.

  • Page 13: Rebooting After A Lockup

    (On) mode. Compaq Presario Series Notebook computers have two levels of sleep-- Hibernation and Sleep. Hibernation - by pushing the power button once, your computer performs a save to disk followed by a shut down of the computer into Off mode.

  • Page 14: Troubleshooting

    Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Troubleshooting This section covers troubleshooting information for the Compaq Presario Preliminary Series Portable Computers. The basic steps in troubleshooting include: Steps Clearing the 1. Follow the Preliminary Steps.

  • Page 15: Preliminary Steps

    Test (POST) IMPORTANT: Compaq Diagnostics IMPORTANT: If the problem only occurs when an external device is connected to the computer, the problem may be related to the external Diagnostic Error device or its cable.

  • Page 16: Clearing The Power-On Password

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Troubleshooting Clearing the Power-on Password Clearing the power-on password requires removing all Setup attributes that are programmed in the CMOS.
  • Page 17 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Troubleshooting Power-On Self Test (POST) Running POST To run POST, turn off the computer.

  • Page 18: Compaq Diagnostics

    Troubleshooting Compaq Diagnostics Compaq Diagnostics is installed on the hard drive of the computer. Run the Diagnostics utilities when you want to view or test system information and if you have installed or connected devices. If you run Compaq Diagnostics from a diskette, ensure that it is version 10.11 or later.

  • Page 19: Contacting Compaq Support

    Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Troubleshooting Contacting Compaq Support Obtain the following information before contacting Compaq Reseller Support: Product name Product serial number Purchase date Conditions under which the problem occurred Any error messages that have occurred...

  • Page 20: Diagnostic Error Codes

    Troubleshooting Diagnostic Error Codes Diagnostic error codes occur if the system recognizes a problem while running the Compaq Diagnostic program. These error codes help identify possibly defective subassemblies. The following tables list error codes, a description of the error condition, and the action required to resolve the error condition.

  • Page 21: Troubleshooting Without Diagnostics

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Troubleshooting Without Diagnostics This section provides information about how to identify and correct some common hardware, memory, and software problems.

  • Page 22: Solving Hardware Installation Problems

    Not enough space is left on the Use another diskette. diskette. Drive error has occurred. Run Computer Checkup from the Compaq Diagnostics diskette. Diskette is not formatted. Format the diskette. At the system prompt, enter FORMAT A: Diskette drive cannot read a diskette.

  • Page 23: Solving Power Problems

    -authorized Contact your Compaq supported. service provider for a list of PC Cards tested successfully in Compaq PC Card platforms. PC Card modem, fax, or Card is not fully inserted into that the card is inserted in Ensure network card does not work.

  • Page 24: Illustrated Parts Catalog

    Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog This section provides a breakdown for, and identifies the spare parts ordering System Unit number associated with, each item(s) for the Compaq Presario Series Boards Portable Computers. Display Assembly Mass Storage...
  • Page 25 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog System Unit Spare Part System Unit Description Number...
  • Page 26 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Boards System Unit Boards Display Assembly Mass Storage...
  • Page 27 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Display Assembly System Unit Spare Description Part...

  • Page 28: Mass Storage Devices

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Mass Storage Devices Use the scroll down menu for the description and spare part System Unit number.

  • Page 29: Miscellaneous Cables Kit

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Miscellaneous Cables Kit Miscellaneous System Unit Cable Kit Boards...
  • Page 30 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Miscellaneous Hardware Kit System Unit Miscellaneous Hardware Kit Boards...
  • Page 31 Maintenance & Service Guide Presario Series Models : 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Miscellaneous Plastics Kit Miscellaneous Plastics System Unit Kit Spare Part Number:...

  • Page 32: Miscellaneous Parts

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Miscellaneous Parts System Unit Use the scroll down menu for the description and spare part number of spare parts Not Shown.
  • Page 33 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Illustrated Parts Catalog Documentation and Software Description Spare Part Number System Unit Boards...

  • Page 34: Removal And Replacement Procedures

    Connectors Preparing the Computer for Disassembly Battery Pack Palmrest Cover with Touch Pad Keyboard Report the computer serial number to Compaq when Heatspreader requesting information or ordering spare parts. Processor Hard Drive CD Drive Battery Charger Board Modem Display Panel...

  • Page 35: Electrostatic Discharge

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Electrostatic Discharge CAUTION: A sudden discharge of static electricity from a finger or other conductor can destroy static-sensitive devices or microcircuitry.

  • Page 36: Service Considerations

    The screws used in the computer are not interchangeable. If an incorrect screw is used during the reassembly process, it can damage the unit. Compaq strongly recommends that all screws removed during disassembly be kept with the part that was removed, then returned to their proper locations.

  • Page 37: Plastic Parts

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Cables and Connectors Most cables used throughout the unit are ribbon cables.
  • Page 38 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations The computer uses a zero insertion force (ZIF) connector for the keyboard cable to the system board.
  • Page 39 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Cables and Connectors, continued The ribbon cable position for the 4.3-GB and 4.8-GB hard drive.
  • Page 40 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Cables and Connectors The ribbon cable position for the CD drive.
  • Page 41 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Cables and Connectors The ribbon cable position for the diskette drive.
  • Page 42 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Cables and Connectors The cable position for the speaker assembly.

  • Page 43: Preparing The Computer For Disassembly

    WARNING: battery contacts in the battery compartment. To prevent damage, do Heatspreader not allow metal objects to touch the battery contacts. Place only the battery pack for the Compaq Presario Series Portable Computers into Processor the battery compartment. Hard Drive Do not force the battery pack into the bay if insertion does not occur easily.
  • Page 44 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing Removal Sequence Battery Electrostatic Pack...
  • Page 45 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Battery Pack, continued 2.

  • Page 46: Removing The Palmrest Cover With Touch Pad

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Removal Palmrest Cover Sequence with Touch Pad...

  • Page 47: Removing The Palmrest

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Palmrest Cover with Touch Pad, continued 5.

  • Page 48: Removing The Keyboard

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing Removal Sequence Keyboard Electrostatic Discharge...

  • Page 49: Removing The Processor

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing Processor Removal Sequence To remove Electrostatic...
  • Page 50 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Processor, continued To replace the processor, complete the following steps: The notch on the upper left corner of the processor serves as an orientation IMPORTANT:...

  • Page 51: Removing The Heatspreader

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing Removal Sequence Heatspreader Electrostatic Discharge...
  • Page 52 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Removal 4.3-GB or 4.8- Sequence GB Hard Drive...
  • Page 53 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the 4.3-GB or 4.8-GB Hard Drive, continued 4.
  • Page 54 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the 4.3-GB or 4.8-GB Hard Drive, continued To remove the hard drive...

  • Page 55: Removing The Cd Drive

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the CD Drive Illustrations may show Removal...
  • Page 56 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the CD Drive, continued 6.
  • Page 57 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the CD Drive, continued 7.

  • Page 58: Removing The Battery Charger Board

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Battery Charger Board Illustrations may show...

  • Page 59: Removing The Modem

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing Removal Sequence Modem Electrostatic Discharge...
  • Page 60 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Modem, continued 6.

  • Page 61: Removing The Display Panel Assembly

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Display Panel Assembly Removal Sequence Illustrations...
  • Page 62 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Display Panel Assembly, continued 6.
  • Page 63 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Display Panel Assembly, continued 7.
  • Page 64 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Display Panel Assembly, continued 8.
  • Page 65 This step applies only if using an LVDS NOTE: connector. If using a CMOS connector, disregard this step. Compaq recommends replacing the LVDS interface IMPORTANT: connector on the display flex data cable after removing.

  • Page 66: Removing The Upper Cpu Cover

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Removal Upper CPU Cover Sequence Electrostatic...
  • Page 67 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Upper CPU Cover, continued 8.

  • Page 68: Removing The Speaker Assembly

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing Speaker Assembly To remove the speaker assembly,...

  • Page 69: Removing The Diskette Drive

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Diskette Drive To remove the diskette drive,...

  • Page 70: Removing The Fan Assembly

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 | Home Page | Notice | Preface | Product Description | Troubleshooting Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications Pin Assignments | Battery Pack Operations Removal and Replacement Procedures Removing the Fan...
  • Page 71 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the Fan Assembly, continued To remove the fan gasket, pull the gasket from the fan.

  • Page 72: Fan Assembly

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 | Home Page | Notice | Preface | Product Description | Troubleshooting Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications Pin Assignments | Battery Pack Operations Removal and Replacement Procedures Removing the System Board To remove the system board, complete the following steps:...
  • Page 73 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the System Board, continued 14.
  • Page 74 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the System Board, continued 15.
  • Page 75 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the System Board, continued 16.
  • Page 76 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Removal and Replacement Procedures Removing the System Board, continued 17.
  • Page 77 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Only change settings 1-5 on SW1 . Other settings vary by model and should not be changed CAUTION: when replacing the system board.

  • Page 78: Removing The Memory Module

    Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 | Home Page | Notice | Preface | Product Description | Troubleshooting Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications Pin Assignments | Battery Pack Operations Removal and Replacement Procedures Removing Removal...
  • Page 79 Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 | Home Page | Notice | Preface | Product Description | Troubleshooting Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications Pin Assignments | Battery Pack Operations Removal and Replacement Procedures Removing the Memory Module, continued...

  • Page 80: Specifications

    0.55 G, 0.25 Oct/Min sweep rate Nonoperating 1.5 G, 0.25 Oct/Min sweep rate Applicable product safety standards specify thermal limits for plastic surfaces. Compaq Presario 1200 Series NOTE: Portable Computers operate well within this range of temperatures. System Interrupts System Interrupts...

  • Page 81: Connector Pin Assignments

    Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations Connector Pin Assignments This section provides connector pin assignment tables for Compaq Presario 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 (*).
  • Page 82 2:50 hrs Disposing of a Used Battery Pack In the interest of safeguarding our environment, Compaq Computer Corporation recommends that nickel metal hydride (NiMH) and lithium ion (Li ion) battery packs be recycled. Battery packs should be handled in accordance with country, state, province, or local regulations.

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