Casio QV-4000 Service Manual And Parts List page 32

14. Separated in two blocks.
15. Unsolder the lead wire.
16. Remove three screws and connector CN390.
Screw.
17. separate LCD unit.
18. Remove screw and connector.
19. Separate Key PCB.
20. After removing Tape, pull the wires.
Tape.
21. Remove one screw on Strobe unit.
Screw.
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Screw.