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No dial tone. The phone will not dial out.
• Check that you have plugged the AC power adapter into a working AC
power outlet.
• Confirm that the AC power adapter is firmly plugged into the DC jack
located on the back of the unit.
• Check all telephone cord connections.
• Try another wall jack.
Can’t hear the ring signal.
• Check the ringer volume controls. At the lowest level the ring may not be
heard.
Can’t hear the ring signal on some of the lines.
• Make sure the ringer is not programmed off on those lines (see “Telephone
Setup”).
While on a call I hear another call on the line, or interference.
• Make sure all wiring is twisted pair.
• Check the wiring for bad connections.
Handset doesn’t appear to be working.
• Make sure the handset cord is solidly connected at both ends.
The caller’s name and/or number don’t appear on the display.
• Make sure you have subscribed to Caller ID name/number service from the
telephone company.
• Caller ID service may not work when the phone is connected to a Private
Branch Exchange (PBX).
• The call is coming from an area not supplying Caller ID data. “Unknown
number” will appear on the display.
• The caller has requested that their phone number be suppressed from
Caller ID service. “Blocked Number” or “Unknown number” will appear on
the display.
• You answered the call before the Caller ID data was displayed, which
usually occurs after the second ring.
Can’t make phone calls
• Check and make sure the phone is set to the correct type of service, either
Tone or Pulse.
TROUBLESHOOTING
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GLOSSARY
28