Panasonic KX-T7565 - Manual (Page 181)

Operation
User Manual 181
2.11.5 Monitoring the Conversation (Secret Busy Override)
Joining an existing call in secret (Secret Busy Override)
You can interrupt an existing call without informing the other party.
Some extensions may be restricted from performing this function.
To set
To change to the three-party conference call
• You can also deny others the possibility of joining your conversation (Executive Busy
Override Deny) (Default: Allow). Please refer to "2.7
Setting the Telephone According to
Your Needs."
PT / SLT
Press "Over" or
dial 3 (or 2).
OR
Over
3 (or )*
While hearing the busy tone
*) 3: [SA], 2: Others
Party A and Party B in conversation do not know that
their conversation is being monitored by Party C.
2
Press corresponding
DN or INTERCOM.
PT
Talk.
C.Tone
(Optional)
A three-party conversation
is now established.
When "Secret Busy Override" is executed
OR
(DN)