Sennheiser 2020 manual If a problem occurs, Problem, Possible cause, Possible solution

If a problem occurs...

If a problem occurs...

In the following table, the term “transmitter” also implies “bodypack transmitter” and “wireless microphone”.

Problem		Possible cause	Possible solution
No operation indica-		Batteries are flat or accupack is	Replace the batteries or recharge
tion on the transmitter		flat	the accupack (see page 30)
		No RF signal, transmitter and re-	Set transmitter and receiver to
		ceiver are not on the same chan-
		nel	the same channel (see page 32)
No radio waves on the
		No RF signal, transmitter is out	Reduce the distance between
receiver display		of range	the receiver and transmitter
		Transmitter is in energy-saving	Check the signal source
		mode (see page 14)
RF signal available, no
audio signal, the red			Deactivate the muting function
LED LOW BATT/		Transmitter is muted (MUTE)
			(see page 35)
MUTE	is lit on trans-
mitter
Audio signal is distort-		Transmitter sensitivity is adjust-	Change the sensitivity of the mi-
ed		ed too high	crophone input (see page 37) or
			line input (see page 36)
Operating time of the		Normal ageing or damage of re-
transmitter is drasti-			Replace the BA 2015 accupack
cally reduced		chargeable batteries
Operating time of the		Normal ageing or damage of re-	Have the rechargeable batteries
receivers is drastically
		chargeable batteries	replaced by Sennheiser Service
reduced
		Distance to the transmitter is too	Reduce the distance to the
		great	transmitter
Occasional drop-outs in		Interference is being received	Change the system to a different
the audio signal		from an external source	channel
		Interference is being received	Change the transmitters to dif-
		from a second transmitter	ferent channels

If a problem occurs that is not listed in the above table or if the problem cannot be solved with the proposed solutions, contact your local Sennheiser agent for assistance.

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