HP Presario 1600 Presario 1600XL Series Maintenance and Service Guide - Page 90

Troubleshooting without Diagnostics, Before Replacing Parts - driver

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Presario 1600 Series Models: 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143, 1600-XL144, 1600-XL145, 1600-XL146, 1600-XL147, and 1600-XL150 Before You Begin Product Description Parts Catalog Specifications Battery Operations Pin Assignments Removal Sequence Troubleshooting MSG Index 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 Troubleshooting 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: Audio Battery DVD or CD drive Display Hard drive Hardware Installation Memory PC Card Power Printer TouchPad Keyboard/Numeric keypad 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: 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. q Run Computer Setup after connecting external devices. q Verify that all required device drivers are installed. q Verify that all required changes have been made to the CONFIG.SYS file. q Verify that all required changes have been made to the AUTOEXEC.BAT file. q Verify that all printer drivers have been installed for each application.

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Presario 1600 Series
Models: 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143,
1600-XL144, 1600-XL145, 1600-XL146, 1600-XL147, and 1600-XL150
Before You Begin
Product Description
Parts Catalog
Specifications
Battery Operations
Pin Assignments
Removal Sequence
Troubleshooting
MSG Index
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
Troubleshooting
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:
Audio
Memory
Battery
PC Card
DVD or CD drive
Power
Printer
Display
TouchPad
Hard drive
Keyboard/Numeric keypad
Hardware Installation
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:
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.