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During the conference call
1 Press INT to put the external call on hold
and go back to the internal call.
The external call is put on hold. »
2 Press INT to toggle between the external
and internal call.
3 Press and hold INT to establish the
conference call again.
Note
If a handset hangs up during the conference •
call, the other handset remains connected to
the external call.
EN
IFU_SE170-175_05_EN.indd 18 2009-12-17 17:40:16