Optoma EP758 Service Manual page 34

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3-2.6
Remote Controller Troubleshooting
A.
Coretronic Corporation
Remote Controller No Function.
-
Check the Laser function of Remote controller.
(Replace the battery if there is no Laser output from the Remote controller.)
-
Use a known Remote controller for the function test.
(Replace the Remote controller if the new Remote controller works fine
with the Unit.)
-
Check the Main board if the Unit works fine with a known good
Remote controller.
3-7
EP758/EP759

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