Doro HearPlus 322wra, Instruction Manual, Page: 23 / 100

English
Sensor
Insert four AA batteries in the sensor as shown by the markings in
the battery compartment.
If an external microphone, telephone line or alarms are to be used,
connect them according to the description in section
Settings/
Sensor .
Switch on the sensor by moving the function selector to one of
positions
or
. The sensor’s control indicator flashes red
every 15 seconds for as long as the sensor is turned on.Check that
the indicator light for that particular channel lights up on the main
unit.
Check that the sensor is in contact with the main unit.
See
Function checking .
If the batteries in the sensor are too weak the sensor’s control
indicator will flash every 3 seconds. See Batteries
.
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