Telephone line 
cord socket
see page 7
compartment
Holds 1 x PP3 alkaline battery.
see page 6
Power light
Lights up red when the
12V AC
PHONE LINE
MIC
INTERCOM
Mains power
socket
see page 7
Base unit telescopic aerial
Microphone
In use light
Comes on when the handset is in use.
see page 10
mains power is on.
see page 7
POWER
IN USE
Intercom button
and light
Intercom volume
button
Press to lower or raise the speaker volume.
see page 15
Battery charging
contacts
CHARGING
Press to make or answer an intercom call. Light flashes when an intercom call is ringing and stays on during the call.
see page 14
Charging light
Comes on when the handset batteries are being charged.
see page 7
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