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User controls – Optoma EX400 User Manual

Page 22

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22

English

User Controls

Please refer to the

“Troubleshooting”
section on pages
64-68 for more
details.

Help menu button functions only when no input source

is detected.

If input source is detected and help button is pressed, the

following pages will appear to help diagnose any problems.

This manual is related to the following products: