Solving Projector Or Remote Control Operation Problems; Solutions To Projector Power Or Shut-Off Problems - Epson PowerLite 107 User Manual

• If you are using a Mac and you do not hear sound from an HDMI source, make sure your Mac
supports audio through the HDMI port. If not, you need to connect an audio cable.
• If the volume for the computer is set to the minimum while the projector's volume is set to maximum,
the noise may be mixed. Turn up the computer's volume and decrease the projector's volume.
• If you hear a hissing sound from your projector's speakers when projecting from a computer running
Windows 10 over a network, you may need to adjust the Windows 10 sound properties:
1. Right-click the speaker icon in the Windows taskbar and select Sounds.
2. Click the Playback tab, select the playback device, and click Properties.
3. Click the Advanced tab, set the sample rate and bit depth setting to 16 bit, 44100 Hz (CD
Quality), click Apply, and click OK.
Note: These steps may vary depending on the Windows 10 version you are using.
If you turn the projector on immediately after turning it off, the cooling fans may run at high speed
momentarily and cause an unexpected noise. This is normal.

Solving Projector or Remote Control Operation Problems

Check the solutions in these sections if you have problems operating the projector or remote control.

Solutions to Projector Power or Shut-Off Problems

If the projector does not come on when you press the power button or it shuts off unexpectedly, try the
following solutions:
• Make sure the power cord is securely connected to the projector and to a working electrical outlet.
• The projector's buttons may be locked for security. Unlock the buttons or use the remote control to
turn on the projector.
• If the projector's lamp shuts off unexpectedly, it may have entered standby mode after a period of
inactivity. Press the power button to wake the projector and adjust the Sleep Mode Timer setting to
change the sleep interval.
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