Problem Cause/solution
I cannot hear a dial tone. R The base unit’s AC adaptor or telephone line cord is not
connected. Check the connections.
R Disconnect the base unit from the telephone line and
connect the line to a known working telephone. If the
working telephone operates properly, contact our service
personnel to have the unit repaired. If the working telephone
does not operate properly, contact your service provider/
telephone company.
The indicator on the handset flashes
slowly.
R New messages have been recorded. Listen to the new
messages (page 32).
R New Voice Mail messages have been recorded. Listen to
the new Voice Mail messages (page 36).
The receiver volume is changed to
level 4 (default), even though I set it
to level 5 (maximum level).
R The receiver volume returns to level 4 after you hang up.
Press MjN or MkN to adjust the volume every time or as
needed.
Programmable settings
Problem Cause/solution
The display is in a language I cannot
read.
R Change the display language (page 11).
I cannot register a handset to a base
unit.
R The maximum number of handsets (6) is already registered
to the base unit. Cancel unused handset registrations from
the base unit (page 26).
Battery recharge
Problem Cause/solution
The handset beeps and/or flashes. R Battery charge is low. Fully charge the batteries (page 7).
I fully charged the batteries, but
– still flashes,
– is displayed, or
– the operating time seems to be
shorter.
R Clean the battery ends ( , ) and the charge contacts
with a dry cloth and charge again.
R It is time to replace the batteries (page 7).
Making/answering calls, intercom
Problem Cause/solution
is displayed.
R The handset is too far from the base unit. Move closer.
R The base unit’s AC adaptor is not properly connected.
Reconnect AC adaptor to the base unit.
R The handset is not registered to the base unit. Register it
(page 26).
Noise is heard, sound cuts in and out. R You are using the base unit or handset in an area with high
electrical interference. Re-position the base unit and use the
handset away from sources of interference.
R Move closer to the base unit.
R If you use a DSL/ADSL service, we recommend connecting
a DSL/ADSL filter between the base unit and the telephone
line jack. Contact your DSL/ADSL provider for details.
42
Useful Information