Lenovo ThinkPad X41 Tablet MT 1866 Hardware Maintenance Manual page 116

Removing and replacing a FRU
Note: One piece of tape, indicated as A , sticks between
digitizer board and LCD module. Be careful to
remove digitizer board slowly in step 2 .
When installing: If digitizer board is defective and needs
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MT1866/1867/1869
A
to be replaced, remove protection sheet
from tape before attaching digitizer
board to rear side of LCD module as
shown. Tpae can be reused if there is
no need to replace digitizer board.