Plus 1.1 / 2.1 / 3.1
User Manual
Page
14 / 15
6. Troubleshooting
Problem
Possible Cause
No power
▪
AC power cord is not connected to the power
▪
supply or is not connected to a power supply
correctly.
No sound or distorted
▪
The audio cables aren’t connected correctly.
▪
The volume is set to the minimum level.
▪
The sound is switched OFF.
Plus speakers produce
humming sound
▪
Signal lines from source device to Plus
speakers are too long.
▪
Signal line used is not fault-protected or the
protection has been damaged (defective).
▪
Ground loop (ripple pickup) generated.
▪
Another piece of equipment on the same
circuit has no interference suppression (e.g.
fridge).
The remote control does not
function
▪
There is no battery in the remote control.
▪
The batteries are flat.
▪
The remote control isn’t pointed to the remote
sensor.
▪
The remote control is out of operating range.
▪
The unit is turned Off.
No playback via Bluetooth
▪
There is no connection between the Plus
speakers and the Bluetooth end device.
▪
The Bluetooth end device is paired but no
playback takes place.
