Disassemble Focus Ring; Disassemble Top Cover Module - Optoma EX542 Service Manual

2-4 Disassemble Focus Ring

1. Rotate the Focus Ring clockwise until
you cannot rotate any more (as red
arrow direction).
2. Pull out the Focus Ring.
Note: - When you assemble the Focus Ring,
ensure the 3 card slot (as green square)
placed in the 3 double-screw bolt (as
yellow circle) properly, and the Focus
Ring can be well adjusted.
2-5 Disassemble Top Cover
Module
1. Unscrew 2 screws (as red circle) from the
Bottom Cover.
2. Press two sides of the projector as the
blue arrows point.
3. Remove the Top Cover Module.
EX540/EX542/EX612/EX615/EX762/EX540I/EX542I/ES523ST/EW533ST Confidential 2-3