Sony SPP-A2770 Operating Instructions Manual page 83

Symptom
The phone does not accept
your remote ID code (security
code).
You hear error beeps when you
enter your remote ID code
(security code).
A long confirmation beep does
not sound when you enter your
remote ID code (security code).
The caller's name and/or
phone number does not appear
on the display.
The caller's name and/or
phone number does not
appear on the display during
call waiting.
You cannot dial the number
from the Caller ID list.
The memory match function
does not work.
Remedy
• Make sure you call from a touch-tone phone.
• Make sure you entered your remote ID code (security
code) within two seconds after you have entered (#).
• Make sure the remote ID code (security code) is
correct.
• Enter your remote ID code (security code) while the
greeting is being played back.
• Make sure you are calling from a touch-tone phone.
• Make sure you have subscribed to Caller ID service.
• Caller ID service may not work when the phone is
connected to a Private Branch Exchange (PBX).
• The call is made through company which does not
offer Caller ID service. "UNKNOWN NUMBER/
NAME/CALLER" will appear on the display.
• The call was "blocked." "BLOCKED NUMBER/
NAME/CALL" will appear on the display.
• You have answered the call while "** RINGING **"
was displayed. Please answer the call after the second
ringer sound.
• Make sure you have subscribed to "Caller ID with call
waiting" service (page 77).
• Make sure nobody is talking with another phone on
the same telephone line.
• Make sure you entered your area code correctly
(page 17).
• You may need to change the number of digits of the
phone number (page 75).
• This function may not work when the phone is
connected to a Private Branch Exchange (PBX).
• If the call is from an office which uses multiple lines,
the phone number may not match the number you
put in the memory.
• If you have stored phone number with an outside line
access digit in the Phone Directory because the phone
is connected to a Private Branch Exchange (PBX), the
phone number will not match the Caller ID data.
• If you have stored phone number of less than 7 digits
in the Phone Directory, the phone number will not
match the Caller ID data.
continued
Additional Information
83 US