Error messagesDisplay message Cause/solutionBase no powerorNo link. Re-connectbase AC adaptor.R The handset has lost communication with the base unit. Movecloser to the base unit and try again.R Unplug the base unit’s AC adaptor to reset the unit. Reconnectthe adaptor and try again.R The handset’s registration may have been canceled. Re-registerthe handset (page 46).Busy R No cellular phone is paired to the base unit. Pair a cellular phone(page 18).R The called unit is in use.R Other units are in use and the system is busy. Try again later.R The handset you are using is too far from the base unit. Movecloser and try again.Check tel line1Check tel line2R The supplied telephone line cord has not been connected yet ornot connected properly. Check the connections (page 9).R If you use the unit as a single-line telephone only, erase themessage as follows:To erase “Check tel line1”, press MMENUN. a #189To erase “Check tel line2”, press MMENUN. a #190When a power failure occurs, the message is displayed again.Erase again as above.Error!! R Recording was too short. Try again.R Someone is using a cellular line or headset. Try again later.R The phonebook copy is incomplete (page 50). The cellular phoneis disconnected from the base unit. Make sure that otherBluetooth devices are not connected to the cellular phone, and tryagain.Failed R Although the unit tried to connect to the cellular phone orheadset, the connection has been failed.– Someone is using a cellular line or headset. Try again later.– Make sure that the cellular phone or headset is not connectedto other Bluetooth devices.Invalid R There is no handset registered to the base unit matching thehandset number you entered.R The handset is not registered to the base unit. Register thehandset (page 46).Requires subscriptionto Caller ID.R You must subscribe to a Caller ID service. Once you receivecaller information after subscribing to a Caller ID service, thismessage will not be displayed.Use rechargeablebattery.R A wrong type of battery such as Alkaline or Manganese wasinserted. Use only the rechargeable Ni-MH batteries noted onpage 4, 6.64 For assistance, please visit http://shop.panasonic.com/supportUseful InformationTG954x_OI(en)_0722_ver210.pdf 64 2015/07/22 12:24:46