Panasonic KX-TD500 User Manual page 259

Canceling End-to-End DTMF Signaling mode
PT
During a conversation;
(Tone Through)
Press Tone Through
(flexible button).
Tone Through mode is canceled.
Conditions
• If the dial type of the line is assigned to DTMF, Tone Through mode is established
automatically after the dialing sequence is finished and the call is established.
•
Tone Through button
This button can be assigned to a flexible button (CO, DSS) by Station, User or System
Programming.
•
Tone Through button is effective during a call between two extensions, extension to outside
or a conference call.
Programming Guide References
• 2.4 Class of Service (COS)
– Automatic Hold
• 4.3 Extension Line
– CO Key
• 4.4 DSS Console
– DSS Key
Features Guide References
1.3 System Features
• Dial Type Selection
1.12 Conversation Features
• End-to-End DTMF Signaling (Tone Through)
• Pulse to Tone Conversion
User Manual
Station Features and Operation (PT/SLT)
259