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Maintenance & Service Guide
Presario 1660 Model

MSG Index | 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. It also explains several types of common messages that may be displayed on the screen. The following pages contain troubleshooting information on these topics:

Audio Power Hard drive
Memory Diskette/Diskette drive Keyboard/Numeric keypad
Battery/Battery gauge Printer Hardware Installation
PC Card Display
CD or DVD drive Touch Pad

Since symptoms can appear to be similar, carefully match the symptoms of the computer malfunction against the problem description in the Troubleshooting tables to avoid a misdiagnosis.

WARNING.GIF (918 bytes) WARNING:  To avoid a potential shock hazard during troubleshooting procedures, disconnect all power sources before removing the keyboard cover or the display bezel.

Before Replacing Parts

Verify that cables are connected properly to the suspected defective parts.

  • Run Computer Setup after connecting external devices.
  • Verify that all required device drivers are installed.
  • Verify that all required changes have been made to the CONFIG.SYS file.
  • Verify that all required changes have been made to the AUTOEXEC.BAT file.
  • Verify that all printer drivers have been installed for each application.
 
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