Sony IT-M804 - Manual (Page 73)

73 US Additional Information
Additional Information
Symptom
You hear no dial tone.
The telephone does not connect
at all, even though the number
you dial is correct.
The phone does not redial
correctly.
You cannot hear anything from
the speaker.
The phone does not ring.
The line button of the unused
line flashes.
You hear five short error beeps
when you press the line button.
A click will sound from the
phone after call completion or
when the connection of the call
has been unsuccessful.
You hear five short error beeps
and cannot store a number on a
one-touch dial or in the Phone
Directory.
One-touch dialing or Phone
Directory dialing is incorrect.
You forget your security code.
Remedy
• Make sure the telephone line cord is securely
connected to the telephone outlet.
• Make sure the dial mode is set correctly (page 17).
• Make sure the last dialed number is really the one you
want to dial.
• Press (VOLUME)(+) to increase the speaker volume
(page 29).
• “RING VOLUME” set to “HIGH”, “MID” or “LOW”
(page 34).
• Make sure the phone is not in Do Not Disturb mode
(page 35).
• Make sure the unused line is set to “DISABLE”
(page 18).
• Make sure the line is set to “DISABLE” (page 18).
• This sound is an automatic confirmation of whether
or not there have been any voice messages, and not a
malfunction.
• Make sure your home area code is entered (page 19).
• Make sure you follow the procedure for storing the
number correctly (page 37, 41).
• Make sure the number (including the tone and pause
digits) does not exceed 20 digits.
• Store the correct number (page 37, 41).
• Contact your local Sony authorized dealer or service
center.
Troubleshooting
If you’ve experienced any of the following difficulties while using your
phone, use this troubleshooting guide to help you remedy the
problem. Should any problem persist, consult your nearest Sony
dealer.
One-touch dialing
/Phone
Directory
continued
Making/receiving calls