Samsung ME40C User Manual - Touch Screens Inc.

Sound issue
There is audible sound when the volume is muted.
When Speaker Select is set to External, the volume button and mute function are disabled.
Adjust the volume for the external speakers.
Audio settings for main speakers are separate from the internal speakers on the product.
Changing or muting the volume on the product does not affect an external amplifier(decoder).
Sound from the monitor does not change after Sound Mode
is changed.
There is an echo sound coming from the speakers.
Audio settings for main speakers are separate from the internal speakers on the product.
Audio settings on a source device do not affect the internal speaker settings on the product.
Different decoding speeds between the product speakers and external speakers can cause an echo.
In this case, set Speaker Select to External.
Remote control issue
The remote control does not work. Make sure that the batteries are correctly in place (+/-).
Check if the batteries are flat.
Check for power failure.
Make sure that the power cord is connected.
Check for any special lighting or neon signs switched on in the vicinity.
Source device issue
A beeping sound is heard when my PC is booting.
If a beeping sound is heard when your PC is booting, have your PC serviced.
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