Sennheiser EK 1038 Instructions for Use - Page 49

Troubleshooting, Error checklist

Page 49 highlights

Troubleshooting Troubleshooting Error checklist Problem No operation indication No audio signal RF signal available, but no audio signal Audio signal has a high level of background noise Audio signal is distorted L 2015: red LED flashes besides a charging compartment Possible cause Possible solution Batteries are flat or rechargeable battery is flat Replace the batteries or recharge the accupack Transmitter and receiver are not on the Set transmitter and receiver to the same frequency. same frequency . The transmitter is out of range. Reduce the distance between transmitter and receiver. The transmitter's ("MUTE") microphone is muted Deactivate the muting function Defective microphone Replace microphone Defective headphones Replace headphones Transmitter sensitivity is adjusted too see "Adjusting the sensitivity" on low page 47 Transmitter sensitivity is adjusted too see "Adjusting the sensitivity" on high page 47 No contact with the rechargeable battery (contacts are dirty or rechargeable battery is not inserted correctly) Clean the contacts or insert the rechargeable battery correctly rechargeable battery is defective (overaged or defective rechargeable Replace the accupack battery cells) rechargeable battery temperature is Always charge the rechargeable too low or too high battery at room temperature Batteries (primary cells) or individual rechargeable batteries have been Only charge the BA 2015 accupack! inserted If still operating problems with your transmission installation occur, please contact your local Sennheiser agent for assistance. 49

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49
Troubleshooting
Troubleshooting
Error checklist
If still operating problems with your transmission installation occur, please contact your local Sennhe-
iser agent for assistance.
Problem
Possible cause
Possible solution
No operation
indication
Batteries are flat or rechargeable
battery is flat
Replace the batteries or recharge the
accupack
No audio signal
Transmitter and receiver are not on the
same frequency.
Set transmitter and receiver to the
same frequency .
The transmitter is out of range.
Reduce the distance between
transmitter and receiver.
RF signal available,
but no audio signal
The transmitter’s microphone is muted
(“MUTE”)
Deactivate the muting function
Defective microphone
Replace microphone
Defective headphones
Replace headphones
Audio signal has a
high level of
background noise
Transmitter sensitivity is adjusted too
low
see “Adjusting the sensitivity” on
page 47
Audio signal is
distorted
Transmitter sensitivity is adjusted too
high
see “Adjusting the sensitivity” on
page 47
L 2015:
red LED flashes
besides a charging
compartment
No contact with the rechargeable
battery (contacts are dirty or
rechargeable battery is not inserted
correctly)
Clean the contacts or insert the
rechargeable battery correctly
rechargeable battery is defective
(overaged or defective rechargeable
battery cells)
Replace the accupack
rechargeable battery temperature is
too low or too high
Always charge the rechargeable
battery at room temperature
Batteries (primary cells) or individual
rechargeable batteries have been
inserted
Only charge the BA 2015 accupack!