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Tourguide 1039
| 23
If a problem occurs ...
If a problem occurs ...
Please also read the chapter “If a problem occurs ...” in the instruction manual for your transmitter.
If a problem occurs that is not listed in the above table or if the problem cannot be solved with the proposed solu-
tions, please contact your local Sennheiser partner for assistance.
To find a Sennheiser partner in your country, search at www.sennheiser.com under “Service & Support”.
Problem
Possible cause
Possible solution
Receiver cannot be operated,
“
Locked
” appears on the display
panel
Lock mode is activated
Deactivate the lock mode (see page 12).
No operation indication
Batteries are flat or
accupack is flat
Replace the batteries or recharge the accu-
pack (see page 10).
Batteries are inserted the wrong
way round
Observe correct polarity when inserting the
batteries (see page 10).
No RF signal
Transmitter and receiver are not
on the same channel
Set the receiver and transmitter to the
same channel.
Transmission range is exceeded
Reduce the distance between receiver and
transmitter.
Check the squelch threshold setting and,
if necessary, reduce it (see page 17).
Increase the transmitter’s transmission
power (see the instruction manual for the
transmitter).
Transmitter’s RF signal is deacti-
vated (“
RF Mute
”)
Activate the RF signal
(see the instruction manual for the
transmitter).
RF signal available, no audio
signal
Transmitter is muted (MUTE)
Cancel the muting (see the instruction
manual for the transmitter).
Receiver’s squelch threshold is
adjusted too high
Reduce the squelch threshold setting
(see page 17).
Microphone is defective
Replace the microphone.
Headphones are defective
Replace the headphones.
Audio signal has a high level of
background noise
Transmitter sensitivity is
adjusted too low
Adjust the transmitter sensitivity correctly
(see the instruction manual for the
transmitter).
Audio signal is distorted
Transmitter sensitivity is
adjusted too high
Adjust the transmitter sensitivity correctly
(see the instruction manual for the
transmitter).
Receiver’s audio output level is
adjusted too high
Reduce the audio output level (see
page 18).
No access to a certain receiving
channel
Receiving channel is hidden for
the user
Activate the visibility of the receiving
channel (“
Active
During copying, “
Incompatible
Frequency
” appears on the
display panel
You are using receivers from dif-
ferent frequency ranges and you
have set a frequency that is not
available in the frequency range
of one of the receivers.
Use a receiver from the same frequency
range.
Set a frequency that is available in both
frequency ranges.
Содержание Tourguide 1039
Страница 1: ...Tourguide 1039 Instruction manual...