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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.
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