Problem Cause/solutionI cannot register a handset to abase unit.R The maximum number of handsets (6) is alreadyregistered to the base unit. Cancel unused handsetregistrations from the base unit (page 42).Battery rechargeProblem Cause/solutionThe handset beeps and/orflashes.R Battery charge is low. Fully charge the batteries (page 11).I fully charged the batteries, but– still flashes,– is displayed, or– the operating time seems tobe shorter.R Clean the battery ends ( , ) and the charge contactswith a dry cloth and charge again.R It is time to replace the batteries (page 10).Making/answering calls, intercomProblem Cause/solutionis 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 42).Noise is heard, sound cuts inand out.R You are using the handset or base unit in an area withhigh electrical interference. Re-position the base unit anduse the handset away from sources of interference.R Move closer to the base unit.R If you use a DSL/ADSL service, we recommendconnecting a DSL/ADSL filter between the base unit andthe telephone line jack. Contact your DSL/ADSL providerfor details.The handset or base unit doesnot ring.R The ringer volume for landline is turned off. Adjust theringer volume (page 35).R The ringer volume for cellular line is turned off. Adjust theringer volume (page 34).R When one handset is selected to ring for cellular calls,other units do not ring. To change the selection, seepage 17.R Silent mode is turned on. Turn it off (page 40).I cannot make local calls withthe handset using a cellular line.R You need to add your area code when making cellularcalls. Store your area code in order to automatically add itto the beginning of the 7-digit phone number whenmaking cellular calls (page 19).For assistance, please visit http://www.panasonic.com/help 63Useful Information