Samsung RM40D User Manual page 125

Sound issue
The volume is too low.
Video is available but there is no sound.
There is static coming from the speakers.
There is audible sound when the volume is muted.
Sound from the SMART Signage TV does not change after
Sound Mode is changed.
Adjust the volume.
If the volume is still low after turning it up to the maximum level, adjust the volume on your PC sound
card or software programme.
If an HDMI cable is connected, check the audio output settings on the PC.
Go to Sound and change Speaker Select
If a source device is used
• Make sure the audio cable is properly connected to the audio input port on the product.
• Check the audio output settings for the source device.
(For example, if an HDMI cable is connected to the SMART Signage TV, the audio setting for the
cable box may need to be changed to HDMI.)
If the product has a headphone port, make sure nothing is connected to it.
Reconnect the power cable to the device and then reboot the device.
Check the cable connection. Make sure a video cable is not connected to an audio input port.
Check the signal strength after connecting a cable.
Low signal level can cause corrupted sound.
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).
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.
to Internal.
125