Epson EB-440W - Manual (Page 105)

No sound can be heard from the microphone
Check Remedy
Is the microphone connected correctly? Disconnect the cable from the Microphone (Mic) input port, and then reconnect the cable.
Is the Mic Input Volume turned down too low? Adjust the Mic Input Volume so that sound can be heard. s Settings Menu - Mic Input Level p.76
The remote control does not work
Check Remedy
Is the remote control light-emitting area pointing towards the
remote receiver on the projector during operation? Point the remote control towards the remote receiver during operation.
Operating range s Quick Start Guide
Is the remote control too far from the projector? The operating range for the remote control is about 6 m. s Quick Start Guide
Is direct sunlight or strong light from fluorescent lamps shining onto
the remote receiver? Set the projector up in a location where strong light does not shine onto the remote receiver. Alternatively, set the remote
receiver affected by light to Off from Remote Receiver in the Configuration Menu. s Settings Menu - Remote
Receiver
p.76
Is the remote receiver set correctly? Check the Remote Receiver setting from the Configuration Menu. s Settings Menu - Remote Receiver p.76
Are the batteries dead or have the batteries been inserted in the
wrong direction? Insert new batteries in the correct direction. s p.110
I want to change the language for messages and menus
Check Remedy
Change the language setting. Change the Language setting from the Configuration Menu. s p.78
Problem Solving
105