Panasonic KX-NS1000 Operating Manual page 57

2.1 To disconnect the second call and then talk to the original party
PT/PS
During a conversation
On-hook.
KX-UT113/KX-UT123
During a conversation
On-hook.
KX-UT133/KX-UT136/KX-UT248/KX-UT670
During a conversation
On-hook.
PT/SLT/PS
During a conversation
On-hook.
Document Version 2013-04
(CO)
(ICD Group)
Off-hook.
Press CO, ICD Group, PDN,
SDN, or INTERCOM.
Off-hook. Press HOLD.
(DN)
(S-CO)
Off-hook.
Press the flashing DN or S-CO.
Off-hook.
Enter
OR
OR
(PDN)
OR
Talk to the
original party.
(SDN)
OR
Talk to the
original party.
OR
Talk to the
original party.
5 0
C.Tone
Talk to the
50.
original party.
1.3.12 CALL WAITING FEATURES
Operating Manual 57