Error messagesDisplay message Cause/solutionBase no powerorNo link. Re-connect baseAC adaptor.R The handset has lost communication with the baseunit. Move closer to the base unit and try again.R Unplug the base unit’s AC adaptor to reset the unit.Reconnect the adaptor and try again.R The handset’s registration may have been canceled.Re-register the handset (page 42).Busy R No cellular phone is registered to the base unit.Register a cellular phone (page 18).R The called unit is in use.R Other units are in use and the system is busy. Tryagain later.R The handset you are using is too far from the baseunit. Move closer and try again.Call phone company foryour access #R You have not stored the voice mail access number.Store the number (page 55).Check tel line R The supplied telephone line cord has not beenconnected yet or not connected properly. Check theconnections (page 11).R If you do not connect the telephone line cord and useonly cellular lines, set the cellular line only mode(page 20).Error!! R Recording was too short. Try again.R Someone is using a cellular line or headset. Tryagain later.R The phonebook copy is incomplete (page 46). Thecellular phone is disconnected from the base unit.Make sure that other Bluetooth devices are notconnected to the cellular phone, and try again.Failed R Although the unit tried to connect to the cellularphone or headset, the connection has been failed.– Someone is using a cellular line or headset. Tryagain later.– Make sure that the cellular phone or headset isnot connected to other Bluetooth devices.Invalid R There is no handset registered to the base unitmatching the handset number you entered.R The handset is not registered to the base unit.Register the handset (page 42).Requires subscription toCaller ID.R You must subscribe to a Caller ID service. Once youreceive caller information after subscribing to a CallerID service, this message will not be displayed.For assistance, please visit http://www.panasonic.com/help 61Useful Information