Choose The Dialing Mode - Sony SPP-A974 Operating Instructions Manual

Step 2: Setting up the base unit (continued)
Notes
• Use only the supplied AC-T128 AC power adaptor.
Do not use any other AC power adaptor.
• Connect the AC power adaptor to a continuous power
supply.
• Place the base unit close to the AC outlet so that you
can unplug the AC power adaptor easily.
Tip
If your telephone outlet is not modular, contact your
telephone service company for assistance.

Choose the dialing mode

For the telephone to work properly, select an appropriate dialing mode
(tone or pulse).
Depending on your dialing system, set the DIAL MODE switch as
follows:
If your dialing system is
Tone
Pulse
If you aren't sure of your dialing system
Make a trial call with the DIAL MODE switch set to TONE.
If the call connects, leave the switch as is; otherwise, set to PULSE.
8 US
Getting Started
Polarity of the plug
DIAL MODE switch
Set the switch to
TONE
PULSE
–
+
Modular