Making Calls - Basic Functions; Accepting Calls; Answering A Call Using The Handset; Open Listening In The Room During A Call - Siemens optiPoint 150 S User Manual

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Making Calls – Basic Functions

Accepting Calls

Answering a Call Using the Handset

The telephone rings. The caller's number is displayed.
The caller's name is also displayed if it is stored in the
phone book.
n
Lift the handset.

Open Listening in the Room During a Call

s
You are conducting a call.
Press this key. The (red) LED lights up. The call is
switched to loudspeaker.
Inform the party at the other end of the line that
you are switching to loudspeaker.
or Adjust the volume. To raise or lower the volume, keep
pressing the keys until the desired volume is set.
For an alternative method of adjusting the loudspeak-
er's receiving volume, see
Deactivating the loudspeaker
Press this key. The (red) LED goes out.

Deactivating the Microphone

s
You are conducting a call.
Press this key. The (red) LED lights up. The microphone
is deactivated.
Activating the microphone
Press this key. The (red) LED goes out. The microphone
is activated.
Making Calls – Basic Functions
page 43.
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