Panasonic KX-TG7412C Operating Instructions Manual

Useful Information45Battery rechargeMaking/answering calls, intercomWhile programming, thehandset starts to ring.L A call is being received. Answer the call and startagain after hanging up.I cannot register a handsetto a base unit.L The maximum number of handsets (6) is alreadyregistered to the base unit. Cancel unusedhandset registrations from the base unit (page 28).L Place the handset and the base unit away fromother electrical appliances.Problem Cause/solutionThe handset beeps and/or) flashes.L Battery charge is low. Fully charge the batteries(page 9).I fully charged thebatteries, but ) stillflashes or 0 is displayed.L Clean the charge contacts and charge again(page 10).L It is time to replace the batteries (page 9).I fully charged thebatteries, but the operatingtime seems to be shorter.L Clean the battery ends (S, T) and the chargecontacts with a dry cloth and charge again.Problem Cause/solution_ is displayed. L The handset is too far from the base unit. Movecloser.L The base unit’s AC adaptor is not properlyconnected. Reconnect AC adaptor to the baseunit.L You are using the handset or base unit in an areawith high electrical interference. Re-position thebase unit and use the handset away from sourcesof interference.L The handset is not registered to the base unit.Register it (page 28).Noise is heard, sound cutsin and out.L You are using the handset or base unit in an areawith high electrical interference. Re-position thebase unit and use the handset away from sourcesof interference.L Move closer to the base unit.L If you use a DSL/ADSL service, we recommendconnecting a DSL/ADSL filter between the baseunit and the telephone line jack. Contact yourDSL/ADSL provider for details.Problem Cause/solutionTG74xxC(e).book Page 45 Monday, February 16, 2009 1:44 PM