Troubleshooting
2.1 Sound System
GB
62
CUSTOMER SERVICE
www.gt-support.de
00800 - 456 22 000
GB
15. TROUBLESHOOTING
If your device fails to function as required, please try this checklist first. Perhaps it is just
a small problem that you can resolve yourself.
DANGER!
Do not attempt to repair the device yourself under any circumstanc-
es. If you cannot resolve the fault, please contact our service centre.
Fault
Possible causes / action to be taken
No function
-
Is the device switched off via the power switch?
-
Is the device connected to the mains power supply?
No sound
-
Has the sound been muted on one of the connected devices?
-
Has the correct operating mode been selected?
-
Check the cables/Bluetooth connection.
No sound
through the
HDMI ARC con-
nection
-
Does your television use the ARC function?
-
On the menu of your television, do you have to switch over to
the output of an ARC signal? Consult the instructions of your
television.
-
Has the playback of the audio signal been set to PCM sound?
Controlling the
loudspeaker
from an app is
not possible
-
Is the app Chromecast enabled?
-
Is this version of the app Chromecast enabled?
-
Is the 2.1 Sound System in standby?
-
Are both devices within the range of a good quality WLAN?
-
Close and restart the app.
-
Look in the help function of the app.
No reaction to
any type of but-
ton commands
-
Is the remote control battery flat? Replace the battery if neces-
sary.
-
In this rare case, the device requires a restart. Disconnect the
device from the mains power supply for a few minutes before
you switch it back on.
-
If necessary, reset the device to factory settings using the
RESET
button.
Loud buzzing
noise
-
Please check if all connecting cables are connected correctly.
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