Post Error Messages; Warning Messages - Compaq Prosignia 190 Maintenance And Service Manual

INDEX PAGE
REMOVAL & REPLACEMENT
The Power-On Self-Test (POST) is a series of tests that run every time
>Preliminaries
>Clearing
Password
To run POST, complete the following steps:
>POST
>Compaq
Utilities
>Troubleshooting
If POST does not detect any errors, the computer beeps once or twice to
without
indicate that POST has run successfully. The computer boots from the hard
Diagnostics
drive or from a bootable diskette if one is installed in the diskette drive.
>Contacting
Compaq
If the system is not functioning well enough to run POST, or if the display is
not functioning well enough to show POST error messages, refer to the
Troubleshooting tables in the
If POST detects an error, one of the following events occurs:
Warning messages indicate that a potential problem, such as a system
configuration error, exists. When F1 is pressed, the system should resume.
You should be able to correct problems that produce warning messages.
MAINTENANCE & SERVICE GUIDE
P
ROSIGNIA
PRODUCT DESCRIPTION
ILLUSTRATED PARTS CATALOG
Troubleshooting
Power-on Self Test (POST)
the computer is turned on. POST verifies that the system is
configured and functioning properly.
Complete the
1.
Turn on the computer.
2.
A message with the prefix "WARNING" appears, informing you where
1.
the error occurred. The system pauses until you press F1.
A message with the prefix "FATAL" appears, informing you where the
2.
error occurred. After the message, the system emits a series of beeps,
then stops.
If you receive one of the error messages listed below, follow the
Warning
Messages
CMOS checksum
invalid, run SCU
CMOS
N 190
OTEBOOK
LEGAL NOTICE
TROUBLESHOOTING
Preliminary steps.

POST Error Messages

Troubleshooting without Diagnostics

Warning Messages

recommended action.
Message
Description
RAM information
has been
corrupted.
HOW TO USE THIS GUIDE
Recommended Action
Run Computer Setup to reinitialize
CMOS-RAM.
SPECIFICATIONS
page.