You Hear Acoustic Signals Or Warning Signals - Sennheiser 502011 Instruction Manual

What if ...

... you hear acoustic signals or warning signals?

Acoustic signal
3 ascending beeps
3 descending beeps
1 acknowledgement
beep
1–3 short beeps
Warning signal
24
Meaning
The receiver has just
been switched on.
The receiver has just
been switched off.
The channel search
button has been
pressed once briefly.
The channel search
button has been
pressed for
5 seconds.
The receiver is set to
channel 1, 2 or 3.
Meaning
6 short The receiver does not
beeps receive any signal
from the transmitter:
• The distance
• The transmitter is
2 long The rechargeable
beeps battery is almost flat.
between trans-
mitter and receiver
is too great.
The receiver
switches off after
3 minutes.
switched off.