Panasonic KX-T336 System Reference Manual page 768

5.00 Tone Through (End to End
DTMF Signaling)
Description
During a call (extension, outside or doorphone),
this function allows the attendant to send DTMF
(touch tone) signals to the voice path while
pressing dial pad buttons after pressing the E-E
key (programmable key).
End to End DTMF Signaling is used to access
network services such as OCC access which
requires touch-tone signals.
The E-E key should be assigned in Attendant
Management screen.
Programming
Attendant Management
E-E key
Conditions
None
Operation
During a call (extension, outside or doorphone),
E-E
Reference
6-C-10.00
6-H-5
1. Press the E-E key
(programmable key).
2. Dial the telephone number.
• DTMF signal is transmitted
while dialing.