Casio WK-240 Service Manual & Parts Catalogue page 18

WK-240
C-2. Undo 27 screws and remove the BACK LIGHT UNIT, seven RUBBER BUTTON, and LCD
components.
[NOTE] There are three types of screws. Be sure to use the correct screw when assembling.
BACK LIGHT UNIT
BACK LIGHT UNIT
LCD components
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