Document Outline

• Welcome to the Maintenance & Service Guide (MSG)
• Using this Guide
  • Viewing a Chapter
  • Expanding & Hiding Topics
  • Opening another Chapter
  • Printing the MSG
• Before You Begin
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  • Before You Begin
    • Notice
    • Preface
      • Symbols
      • Technician Notes
      • Locating the Serial Number
      • Locating Additional Information
• Product Description
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  • Product Description
    • Models and Features
    • Front of Unit
    • Internet Zone Buttons and Lights
      • Model XL280
      • Model XL3xx
    • Front Bezel Components
    • Left-Side Components
    • RightSide Components
    • Underneath the Unit
    • Rear Connectors
    • Optional QuikDock
      • Components
      • Connectors
• Specsifications
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  • Specifications
    • Physical and Environmental
    • System Interrupts
    • System DMA
    • System I/O Addresses
    • System Memory Catalog
    • Memory Expansion
    • Display
    • Diskette Drive
    • Hard Drive
    • Battery Pack
    • CD/CD-RW/DVD Drive
• Pin Assignments
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  • Pin Assignments
    • Parallel Connector
    • TV-Out (Composite Video) Connector
    • Universal Serial Bus (USB) Connector
    • Keyboard/Mouse Connector
    • Modem Connector
    • External VGA Monitor Connector
    • Game Port Connector
    • Serial Connector
    • QuikDock Connector
• Battery & Power Management
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  • Battery and Power Management
    • Power Modes
      • Hibernation
      • Standby
      • Full Off
      • Summary of Power Modes
    • Power Settings
      • Power Schemes
      • Alarms
      • SpeedStep Technology
    • Rebooting After a Lockup
    • Recovering From a Loss of Electrical Power
    • Increasing Battery Pack Operating Time
      • Minimizing the Energy Required
      • Maximizing the Energy Stored
    • Conditioning a Battery Pack
    • Disposing of a Used Battery Pack
• Troubleshooting
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  • Troubleshooting
    • Preliminary Steps
    • Clearing the Power-On Password
    • Power-On Self-Test (POST)
      • POST Error Messages
    • Compaq Diagnostics
    • Checkup (TEST)
    • View System Information (INSPECT)
    • Diagnostic Error Codes
    • Troubleshooting without Diagnostics
      • Before Replacing Parts
      • Solving Minor Problems
        • Audio Solutions
        • Battery Pack/Gauge Solutions
        • CD and DVD Drive Solutions
        • Diskette Drive Solutions
        • Display Solutions
        • Hard Drive Solutions
        • Hardware Installation Solutions
        • Keyboard/Numeric Keypad Solutions
        • Memory Solutions
        • PC Card Solutions
        • Power Solutions
        • Printer Solutions
        • TouchPad/Pointing Device Solutions
    • Contacting Compaq Support
      • Shipping Preparation
• Removal & Replacement
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  • Removal & Replacement
    • Electrostatic Discharge
    • Required Tools
    • Screws
    • Connectors & Plastic Parts
      • ZIFConnector
    • Cables
      • Hard Drive Ribbon Cable
      • CD/DVDRibbonCable
      • DisketteDriveRibbonCable
      • SpeakerAssemblyCable
      • Keyboard Ribbon Cable
    • Preparing the Notebook for Disassembly
    • Removal Procedures
      • QuikDock
      • Battery Pack
      • Palmrest Cover with TouchPad
      • Keyboard
      • Button Board Cover
      • Internet Switch Board
      • Heat Sink (Heatspreader)
      • Modem
      • Hard Drive
      • LCD DisqPlay Module
      • Processor
      • CD, CD-RW, or DVD Drive
      • Display Panel Assembly
      • Upper CPU Cover
      • Fan Assembly
      • Real Time Clock (RTC) Battery
      • Diskette Drive
      • Voltage Converter Board
      • Speaker Assembly
      • System Board
      • Memory Module
• Parts Catalog
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  • Parts Catalog
    • Illustrated Parts
      • System Unit
      • Boards
      • Display Assembly
      • Mass-Storage Devices
      • Miscellaneous Cable Kit
      • Miscellaneous Hardware Kit
      • Miscellaneous Plastics Kit
      • Miscellaneous Parts
      • Documentation & Software
    • PartNumbers&Availability
      • Build-to-Order Models
      • Alphabetical Spares Listing
• Privacy and Legal Statement
• MSG Index