Troubleshooting Without Diagnostics; Before Replacing Parts - Compaq 1600R - ProLiant - 128 MB RAM Maintenance And Service Manual

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