Panasonic KX-TGM420 Operating Instructions Manual page 78

*1 A conference call can be established using the
handset only.
Handset
1 During an outside call, press [MENU].
2 [ ]: "Intercom"  [SELECT]
3 [ ]: Select the desired unit.  [SELECT]
• If you select "Voice paging", the call will be
switched from the ear-receiver mode to the
speakerphone mode.
4 Wait for the paged party to answer.
• If the paged party does not answer, press
[BACK] to return to the outside call.
5 To complete the transfer: Press [OFF].
To establish a conference call: [MENU] [
"Conference"  [SELECT]
• To leave the conference, press [OFF]. The other
2 parties can continue the conversation.
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