Panasonic KX-TG7621 Operating Instructions Manual page 34

Making/Answering Calls Using the Base Unit
MCELL 1N or MCELL 2N again or wait
for 5 seconds.
*1 Dial the next digit within 5
seconds, otherwise the unit
starts dialing.
To answer a 2nd call:
Press MCELL 1N or MCELL 2N.
R To hold the 2nd call, press
MHOLDN.
3
To hang up the 2nd call and return
to the 1st call (landline call), press M
N 2 times.
Making/answering a landline call
during a conversation on a cellular line
1
Press MHOLDN during a cellular call.
2
To make a 2nd call:
M N A Dial the phone number.
To answer a 2nd call:
M N
R To hold the 2nd call, press
MHOLDN.
3
To hang up the 2nd call and return
to the 1st call (cellular call), press M
N, then press MCELL 1N or MCELL
2N.
34 For assistance, please visit http://www.panasonic.com/help