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22 R
EMOVAL
& R
EPLACEMENT
P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1800 S
ERIES
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
6. Remove the two screws securing the Internet switch board and lift it from the chassis.
Note: The 15-in. standard and high resolution (SXGA) display panels have unique
Internet switch boards that are not interchangeable. If disassembling more than one
Notebook, keep each Internet switch board with the correct Notebook.
To replace the Internet switch board, reverse these procedures.