ISSUE
REASON
SOLUTION
Transmitter battery indi-
cator is rapidly fl ashing
or continuously ON
The batteries are low
Replace with fresh
batteries
A howling noise (also
known as “feedback”)
can be heard from the
speakers
The microphone is too
close to the speaker
Increase the dis-
tance between the
microphone and the
speaker
Avoid pointing the
microphone directly at
the speaker
No sound coming to the
receiver
(AUDIO LED does not
light up)
The wireless microphone
is outside of the receiver’s
range
Keep wireless
microphone within
operating range of the
receiver
The wireless transmitter is
off or muted (switch set to
“OFF” or “MUTE”)
Turn wireless micro-
phone on (switch set
to “ON”). Replace
batteries if necessary
Sound reaches the
receiver
(AUDIO LED lights up)
but no sound coming
from the receiver
Volume control too low
Turn up the output
volume by turning the
small trimmer in the
back of the receiver
clockwise
Output is not (or wrongly)
connected
Verify all connections
to the rest of your
system. Try diff erent
connection cables if
available
8