Useful Information46*1 KX-TG6521Battery rechargeMaking/answering calls, intercomI cannot register a handset to abase unit.L The maximum number of handsets (6) is alreadyregistered to the base unit. Cancel unused handsetregistrations from the base unit (28. oldal).L You entered the wrong PIN. If you forget your PIN,contact an authorised service centre.Problem Cause/solutionThe handset beeps and/or )flashes.L Battery charge is low. Fully charge the batteries (8.oldal).I fully charged the batteries, but– ) still flashes or– the operating time seems to beshorter.L Clean the battery ends (S, T) and the chargecontacts with a dry cloth and charge again.L It is time to replace the batteries (8. oldal).The handset display is blank. L The handset is not turned on. Turn the power on(12. oldal).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 base unit.L The handset is not registered to the base unit.Register it (27. oldal).L Activating one touch eco mode reduces the rangeof the base unit in standby mode. If required, turneco mode off (13. oldal).Noise is heard, sound cuts in andout.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.L Unplug the base unit’s AC adaptor to reset the unitand turn off the handset. Reconnect the adaptor,turn on the handset and try again.Problem Cause/solutionTG6511-6521HG(e-hg).book Page 46 Friday, January 22, 2010 2:49 PM