Other Problems; No Sound Can Be Heard Or The Sound Is Faint - Epson EB-4955WU User Manual

Problem Solving
Check
Is the Control Panel Lock set to Full Lock?
Is the correct setting for the remote receiver selected?
Was the power cable plugged back in or was the breaker turned on
immediately after Direct Power Off?
Is the [ID] switch on the remote control set to On?
Are the lamp cover and lamps installed correctly?

Other Problems

No sound can be heard or the sound is faint

Check
Check that the audio/video cable is securely attached to both the
projector and audio source.
Is the projector volume set to the minimum?
Is the volume for the computer or from the image source set to the
minimum?
Is A/V Mute active?
Is the audio cable's specification "No resistance"?
Is it connected with an HDMI cable?
Press the [ ] button on the remote control. If you do not want to use Control Panel Lock, change the setting to
Off.
s "Control Panel Lock" p.67
Check the Remote Receiver from the Configuration menu.
s Settings - Remote Receiver p.77
When the operation to the left is performed when Direct Power On is set to On, the power may not turn back on. Press
the [ ] button on the remote control or the [t] button on the control panel to turn on the projector.
When the switch is set to On, you can use the remote control to operate only a projector with a matching ID. Set the [ID]
switch to Off.
s "Setting the remote control ID" p.25
If the lamp or lamp cover is installed incorrectly, the projector cannot be turned on. Check how it is installed.
s "How to replace the lamp" p.115
Disconnect the cable from the Audio port, and then reconnect the cable.
Adjust the volume so that sound can be heard.
s Settings - Volumep.77
s "Adjusting the Volume" p.39
Adjust the volume so that sound can be heard.
Press the [A/V Mute] button to release A/V Mute.
s "Hiding the Image and Sound Temporarily (A/V Mute)"
When using a commercially available audio cable, make sure it is labeled "No resistance".
If no audio is output when connecting via an HDMI cable, set the connected equipment to PCM output.
Remedy
Remedy
p.56
106