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EFORE
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OU
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EGIN
P
RESARIO
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OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1600XL S
ERIES
Presario 1600XL Series
Model 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143, 1600-XL144,
1600-XL146, 1600-XL147, 1600-XL150 XL156, XL157, XL255, XL256, XL257, and XL258
Preface
This Maintenance and Service Guide is a troubleshooting guide for use as a reference guide
when servicing the Compaq Presario 1600XL Series Notebook Computers.
Compaq Computer Corporation reserves the right to make changes to the Compaq Presario
1600XL Series Notebooks without notice.
Symbols
The following words and symbols mark special messages throughout this guide.
Å
WARNING: Text set off in this manner indicates that failure to follow the
directions in the warning could result in bodily harm or loss of life.
Ä
ÄÄ
Ä
CAUTION:
Text set off in this manner indicates that failure to follow the directions
in the cautioncould result in damage to equipment or loss of data.
Important: Text set off in this manner presents clarifying information or specific
instructions.
Note: Text set off in this manner presents commentary, sidelights, or interesting
points of information.
Technician Notes
Å
WARNING: Only authorized technicians trained by Compaq should repair this
equipment. All troubleshooting and repair procedures are detailed to allow only
subassembly/module-level repair. Because of the complexity of the individual
boards and subassemblies, the user should not attempt to make repairs at the
component level or modifications to any printed circuit board. Improper repairs
can create a safety hazard. Any indications of component replacement or printed
circuit board modifications may void any warranty.
Serial Number
When requesting information or ordering spare parts, you should provide the Notebook
serial number to Compaq. The serial number location
is underneath the Notebook.