Kyocera FS-C2126MFP Operation Manual page 71

FAX Operation (Advanced)
When you hear a voice from the receiving
system
The telephone line has connected to the telephone
of the receiving system. When the conversation is
over, follow steps 1 to 3 above.
4
When sending starts (when the Processing
indicator on the operation panel starts blinking),
return the handset to its original position.
4
4-11