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To switch between headset and handset operation while in a call (see
Note 2):
z
Press the Handset Mute key.
You can talk using the headset when the Handset Mute key is lit and with
the handset when the key is not lit.
Notes:
1. Liftin
g
the handset on some SUPERSET 4150 phones while it is in headset
mode also answers the call.
2. This feature is available on some versions of the SUPERSET 4150 phone
only.
3. Disconnecting the headset at the jack or at the quick-disconnect plug
while in a call, puts your phone in speakerphone mode. You can hear the
other party but they cannot hear you. To talk to the other party, press
MICROPHONE; to hang up, press SPEAKER.
Music
To turn Music on and off when the phone is idle:
z
Do one of the following:
To turn the music on, press the Music On softkey.
To turn the music off, press the Music Off softkey.
Calculator
To use the Calculator:
1. Press SUPERKEY.
2. Press the More... softkey.
3. Press the Calculator softkey.
4. Use the telephone keypad as the numeric keypad.
The * key is used as a decimal point key. The followin
g
operations as well
as the Clear Entry/Clear (CE/CLR) and another decimal point are
presented as softkeys: ( x,÷, -, +, /, = )
5. Press SUPERKEY to exit.