Panasonic KX-TD500 User Manual page 73

2.4 During a Conversation
To cancel End-to-End DTMF Signalling mode
PT
During a conversation
(Tone Through)
Press Tone
Through.
DTMF signal is sent to the other end while dialling.
• 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 is effective during a call between two extensions or extension to
outside.
4.1 Customising Your Phone (Station Programming)
• 4.1.2 Customising the Buttons
Create or re-arrange a Tone Through button.
72
OR OR
TRANSFER
Press
TRANSFER.
HOLD
Press HOLD.
Operation