Troubleshooting
If your iTube fails to operate normally, please check the following points to determine if the fault can be
corrected with one of the simple suggestions below. If you feel your unit is still faulty after reading this,
please contact your authorised dealer or service centre.
SYMPTOM
No Power
- Blue LED is off
No Sound
Acoustic image is
unstable, characterised
by unnatural sound
and insufficient low-
range tonal quality
iPod volume does not
increase audio volume
Crackling sound from
speakers
10
POSSIBLE CAUSE
- Power adaptor is not
connected properly
- Mains supply is off
- If from remote, battery needs
replacing
- Volume control is turned down
- Speakers are not connected
properly
- 'Input Select' incorrect
- The positive (+) and
negative (-) polarities of the
iTube and speaker system
are not matched
- iPod volume control only controls
volume to the headphone jack
- Bad connection
- A problem with your audio
source
REMEDY
- Make sure power is firmly plugged in.
- Test with another appliance/different
socket.
- Replace battery
- Turn volume up slowly until desired level
- Check wires are firmly and correctly
inserted
- Ensure that you have control selected
to either iPod dock or Aux, depending
on which you are using.
- Reconnect the speakers ensuring the
polarities are aligned to the iTube
- Use the iTube's amplifier volume
control when the iPod is docked
- Check connection if iPod is in docking
station, check connection of the 3.5mm
stereo cable. Make sure it is connected
'line out' 'audio out' or 'headphone out'
of your source and NOT 'speaker out'
- Unplug the 3.5mm stereo cable from
the audio source, then plug it into the
headphone jack of an alternative
source (e.g. CD player, Mp3 player)