Special Features - HumanTechnik lisa Instrucciones De Servicio

Accessory: Microphone cable with
2.5 mm jack plug
Congratulations on purchasing your
Doorbell transmitter acoustic. We
hope it will give you many years of
reassuring operation. Please read
through these operating instructions
carefully. They tell you how to set up
the system correctly and explain all
the system's features to you.
Operating principle
A signalling system consists of at
least one transmitter and one recei-
ver. The Doorbell transmitter acou-
stic picks up the ringing signals from
doorbell through an electrical
connection. It converts these signals
into radio pulses (868.35 MHz) and
transmits them to the receiver with-
out the need for wires.

Special features

When a signal is detected, it is
transmitted for a total of 22 se-
conds. This increases both the relia-
bility and the range of the system.
Included in the standard package:
- lisa radio doorbell transmitter
acoustic
- Microphone cable 1 m
- Stand
- 9 V block battery
- Operating Instructions
- Warranty card
If any parts are missing please
immediately contact your dealer or
the manufacturer directly.
Setting up the system –
1. Inserting the battery
There is a battery compartment on
the back of the Doorbell transmitter
acoustic. Open it by sliding the cover
of the battery compartment to the
right of the receiver using your
thumb. Connect a 9 V block battery
to the connector plug, place the bat-
tery into the recess and close the
receiver again. When the battery is
connected, the receiving signals may
be triggered once.
2. Setting the correct radio
channel
A special digital transmission pro-
cess ensures that the radio signals
are picked up without errors. This
process also makes it possible to set
10 different radio channels.
English 9