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7.2.4 Sensitivity adjustment
■
The sensitivity of the microphones can be determined between -30 dB and 0 dB and thus the volume level
can be readjusted. Reduce the sensitivity if the volume of the microphone signal is too high and thus
distorted. Increase the sensitivity if the volume is too low and a poor S/N ratio results.
■
Press the SET button repeatedly until the display flashes and indicates „
buttons ▲ and ▼. Confirm your settings with the SET button.
7.2.5 Lock mode
■
To prevent accidental change of settings in the main menu, it is possible to activate the lock mode.
■
Press the SET button repeatedly until the display flashes and indicates „
select „
" (lock mode active) or „
ON
8. CLEANING AND MAINTENANCE
We recommend a frequent cleaning of the device. Please use a soft lint-free and moistened cloth. Never use
alcohol or solvents!
There are no serviceable parts inside the devices. Maintenance and service operations are only to be carried
out by authorized dealers.
Should you need any spare parts, please use genuine parts.
Should you have further questions, please contact your dealer.
9. PROBLEM CHART
PROBLEM:
Received signal is noisy
or contains extraneous
sounds with transmitter on.
If the transmitter is switched off
and the RF indication lights up,
the transmission channel adjusted
receives interfering signals.
" (lock mode deactivated). Confirm your settings with the SET button.
OFF
DANGER TO LIFE!
Disconnect from mains before starting maintenance operation!
Check if the reception can be improved with a different reception
channel.
Check the battery charging status of the transmitter.
The distance between transmitter and receiver is too long.
Check if the reception is disturbed by objects in the transmission path.
Turn the antennas.
Readjust the squelch.
Adjust the receiving unit to a different channel.
REMEDY:
23/24
". Adjust the value with
SENSIT
". Use buttons ▲ and ▼ to
LOC
00031676.DOC, Version 1.1
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