4. If it is necessary to replace the TouchScreen board:
NOTE: The TouchScreen board can be removed and replaced without removing the display assembly
from the base enclosure.
a. Remove the display panel assembly.
CAUTION: Before turning the display panel assembly upside down, make sure the work surface is
clear of tools, screws, and any other foreign objects. Failure to follow this caution can result in
damage to the display panel.
b. Turn the display panel assembly upside down with the bottom edge toward you.
c. Release the two ZIF connectors (1) to which display panel cables are connected, and then
disconnect the display panel cables from the TouchScreen board.
Component replacement procedures 51
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