Disassemble Focus Ring; Disassemble Top Cover Module - Optoma ES523ST Serivce Manual

2-4 Disassemble Focus Ring

1. Press and hold down the Focus ring
then pull out it.
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 3 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.
ES523ST/EW533ST Confidential 2-3