Epson PowerLite X49 3600-Lumen XGA 3LCD Projector User Manual
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• If you do not hear sound from an HDMI source, set the connected device to PCM output.
• Make sure any connected audio cables are labeled "No Resistance."
• If you are using the USB Display function, turn on the
Output audio from the projector
setting in the
Epson USB Display Settings program on your computer.
• 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 you want to use a connected audio source when the projector is off, set the
Standby Mode
option to
Communication On
in the ECO menu.
• If the volume for the computer is set to the minimum while the projector's volume is set to maximum,
the sound level may be mixed. Turn up the computer's volume and decrease the projector's volume.
• Make sure the
A/V Settings
options are set up correctly in the Extended menu.
• Check the
Mic Input Level
setting and lower it, if necessary.
• 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.
Parent topic:
Solving Image or Sound Problems
Related references
Projector Setup Settings - ECO Menu
Projector Setup Settings - Extended Menu
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
Solutions to Remote Control Problems