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To switch the acoustic signals on and off:
Press the channel search
6
button
on the receiver for
approx. 5 seconds.
You hear a short acoustic
signal.
Warning signals cannot be switched off.
Cleaning the Set 840 S system
Cleaning the transmitter and the receiver
CAUTION!
Before cleaning, disconnect the transmitter from the
mains.
Use only a slightly damp cloth to clean the devices.
Danger of electric shock and damage to the
device electronics!
Liquids entering the housing of the devices
can cause a short-circuit and damage the
electronics.
Keep all liquids far away from the devices.
Do not use any cleansing agents or
solvents.
Cleaning the Set 840 S system
6
25
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