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7.
TROUBLESHOOTING TIPS AND TRICKS
Problem
no transmission/no
reception
loud whistling sound/
back coupling
quiet noises are
transmitted
interference during
transmission
8.
NOTES ON DISPOSAL
may not be disposed of in the household rubbish. You must take them to a collection point for old
units, old batteries or special waste (enquire at your local authority) or the dealer from whom you
bought them.
9.
C ARE AND WARR ANT Y
Before cleaning the unit, disconnect it if necessary from other components; do not use aggressive
cleaning agents.
The unit has been carefully checked for defects. In the case of a defect, please return the device
together with the receipt and original packing material to the point-of-sale.
We are not liable for damage arising from incorrect handling, improper use or wear and tear.
We reserve the right to make technical modifications.
10.
TECHNIC AL DATA
Carrier frequency (channel 1):
Carrier frequency (channel 2):
Digital coding:
Operating voltage (transmitter):
Operating voltage (receiver):
Max. range:
Plug-in mains adapter transmitter:
Plug-in mains adapter receiver:
Cause
different channels / digital codes
set for transmitter and receiver
receiver is outside range
batteries/storage batteries empty
or no power supply
microphone sensitivity on trans-
mitter set too low
receiver is too close to transmitter
microphone sensitivity on trans-
mitter set too high
third party transmitter causing
interference
Old units, marked with the symbol as illustrated, may not be disposed
of in the household rubbish. Used rechargeable and non-rechargeab-
le batteries which are marked with one of the symbols illustrated
864.850 MHz
864.900 MHz
16 different, selectable digital codes
4,8 V DC, with integrated battery package (AAA) or with mains-power adapter
4,8 V DC, with integrated battery package (AAA) or with mains-power adapter
800 m (depending on structural characteristics of place of use)
9 V DC, 200 mA (secondary), 230 V AC/50 Hz (primary)
6 V DC, 200 mA (secondary), 230 V AC/50 Hz (primary)
Suggested solution
set the transmitter and the receiver
to the same channel / digital code
reduce the distance between recei-
ver and transmitter
if the transmitter or receiver does
not function, check the electricity
supply initially
increase the sensitivity on the
transmitter
increase the distance between
receiver and transmitter
reduce the sensitivity on the
transmitter
change the channel on transmitter
and receiver
17
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