Epson EMP-S1 fImage is dark, fNo sound can be heard

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EMP-S1 User’s GuideTroubleshooting > When You Suspect a Problem
fImage is dark
fNo sound can be heard
• Does the lamp need replacement? When the lamp is due for replacement, colours will weaken and the image
will become dark. Replace the lamp when this is the case. s"Lamp
replacement period" P.56
• Has the image brightness been adjusted
correctly? ([Menu] button → "Image" →
"Picture Quality" → "Brightness")
s"Image menu" P.35
• Has the image contrast been adjusted
correctly? ([Menu] button → "Image" →
"Picture Quality" → "Contrast")
s"Image menu" P.35
• Is A/V Mute activated? The projector may be in A/V Mute mode.
Press the [A/V Mute] button on the remote control to cancel A/V Mute.
s"A/V Mute" P.28
• Is the volume turned down to the minimum
setting? ([Menu] button → "Setting" →
"Volume")
s"Setting menu" P.38
• Is the audio source connected correctly? s"Playing sound from a computer" P.14 , "Playing sound from video
equipment" P.19