Useful Information51Error messagesIf the unit detects a problem, one of the following messages is shown on the display.*1 KX-TG8021Display message Cause/solutionAnswer Sys. Full*1 L Erase unnecessary messages (page 41).Check Tel Line L The supplied telephone line cord has not beenconnected yet or not connected properly. Check theconnections (page 12).Error*1 L Recording was too short. Try again.Failed L Phonebook copy failed (page 23). Confirm the otherhandset (the receiver) is in standby mode and tryagain.Incomplete L The receiver’s phonebook memory is full. Erase theunnecessary phonebook entries from the otherhandset (the receiver) and try again.Invalid Number L You tried to send an SMS message to a phone numbersaved in the phonebook, caller list, or redial list that isover 20 digits long.Memory Full L The phonebook memory is full. Erase unnecessaryentries (page 22).L Message memory is full. Erase unnecessarymessages (page 41). *1L The maximum number of base units (4) is alreadyregistered to the handset. Cancel unused base unitregistrations from the handset (page 31).No link to base.Reconnect ACadaptor.L The handset has lost communication with the baseunit. Move closer to the base unit and try again.L Unplug the base unit’s AC adaptor to reset the unit.Reconnect the adaptor and try again.L The handset’s registration may have been cancelled.Re-register the handset (page 30).SMS Full L Erase unnecessary messages (page 36, 37).Use rechargeablebattery.L A wrong type of batteries such as Alkaline orManganese was inserted. Use only the rechargeableNi-MH batteries noted on page 5, 13.You must firstsubscribe toCaller ID.L You must subscribe to a Caller ID service. Once youreceive caller information after subscribing to a CallerID service, this message will not be displayed.TG8011-8021FX(e-e).book Page 51 Wednesday, August 20, 2008 9:50 AM