Sony PP-A2780 - Manual (Page 16)

Getting Started 16 US
Choosing the dialing mode
For the telephone to work properly, select an appropriate dialing mode
(tone or pulse).
You can select the dialing mode on both the base phone and cordless
handset. The dialing mode that has been last set either with the base
phone or cordless handset is selected.
When you set the dialing mode with the cordless handset, make sure
the base phone* is not in use before you start the setting. You cannot
set the dialing mode while the system is in use.
* If the system includes additional cordless handsets, it is necessary to stop
using them before you start the setting as well.
1
Press (PGM). (Press
(PROGRAM) on the base phone.)
2
Press (*TONE).
You hear a confirmation beep.
3
Press (1) for tone dialing or (2)
for pulse dialing.
You hear a long confirmation
beep.
If you aren't sure of your dialing system
Make a trial call with the dialing mode set to TONE.
If the call connects, leave the setting as is; otherwise, set to PULSE.
Note
Do not allow more than 60 seconds to elapse during the operation procedure.
Step 4
DIAL MODE
1:TONE
2:PULSE
RING OFF MASSAGE OLD NEW