CEC control is not
working or only
partially.
1. The CEC function is initially disabled upon delivery (OFF). 1. Activate the CEC function (ON), page 51.
2. The source device or TV do not support CEC or use a dierent
protocol.
2. Use only devices that support the CEC protocol in an unmodied
version.
Only the BT
input is selectable.
The (physical) inputs have been disabled. Assign the inputs used the desired names (not „“---““), page 55.
The sound system
inadvertently
switches to the BT
input.
This can happen if your mobile device emits system sounds
such as typing on the keyboard.
Disable the SEL function (MAN).
Disable these system sounds on your mobile device.
The BT input is
not selectable via
the „“Input““ button.
The SEL function is enabled (AUT). In this case, switching is performed automatically as soon as the
sound system detects an audio signal from the mobile device.