Compaq Presario 1800 Presario 1800XL Series Maintenance and Service Guide - Page 39

Power-On Self Test (POST), POST Error Messages - ram

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Presario 1800 Series Models: XL180, XL181, XL182, XL183, XL184, XL185, and XL190, XL191, XL192 Power-On Self Test (POST) To run POST, complete these steps: Turn off the Notebook, then turn it on again. As soon as the Compaq logo appears press the ESC key to display the POST messages as they occur. Remember any POST error codes that are displayed. If the Notebook does not beep, POST has successfully completed its test and detected no errors. The Notebook with automatically restart. Note: If a bootable diskette is installed in the diskette drive the system will boot from the diskette instead of the hard drive. However, if POST detects errors, an error message will be displayed and/or an audible beep will sound. Note: If the Notebook is not functioning well enough to complete POST, or the display is not functioning enough to show POST error messages, refer to the solution tables later in this chapter. POST Error Messages A list of POST error codes and their descriptions are shown in the tables below. 102-System Board Failure Probable Cause Recommended Action DMA, timers, etc. Replace the system board. 162-System Options Not Set Probable Cause Recommended Action Incorrect configuration Run Setup. CMOS reflects an invalid configuration setting. RAM failure Run Setup. 1. Replace the memory modules. 2. Replace the system board. Memory test data error 1. Replace the memory modules. 2. Replace the system board. XX000YZZ RAM failure Replace the system board. How do you start Setup? By pressing F10 during startup? 4 TROUBLESHOOTING PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES

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4 T
ROUBLESHOOTING
P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1800 S
ERIES
Presario 1800 Series
Models: XL180, XL181, XL182, XL183, XL184, XL185,
and XL190, XL191, XL192
Power-On Self Test (POST)
To run POST, complete these steps:
Turn off the Notebook, then turn it on again. As soon as the Compaq logo appears press the
ESC
key to display the POST messages as they occur. Remember any POST error codes
that are displayed.
If the Notebook does not beep, POST has successfully completed its test and detected no
errors. The Notebook with automatically restart.
Note:
If a bootable diskette is installed in the diskette drive the system will boot from
the diskette instead of the hard drive.
However, if POST detects errors, an error message will be displayed and/or an audible beep
will sound.
Note:
If the Notebook is not functioning well enough to complete POST, or the display is
not functioning enough to show POST error messages, refer to the
solution tables
later in
this chapter.
POST Error Messages
A list of POST error codes and their descriptions are shown in the tables below.
102-System Board Failure
Probable Cause
Recommended Action
DMA, timers, etc.
Replace the system board
.
162-System Options Not Set
Probable Cause
Recommended Action
Incorrect configuration
Run Setup
.
CMOS reflects an invalid
configuration setting.
Run Setup
.
RAM failure
1.
Replace the memory
modules
.
2.
Replace the system board
.
Memory test data error
1.
Replace the memory
modules
.
2.
Replace the system board
.
XX000YZZ RAM failure
Replace the system board
.
How do you start
Setup? By pressing
F10
during startup?