Display message Cause/solutionUse rechargeable battery. R A wrong type of battery such as Alkaline orManganese was inserted. Use only the rechargeableNi-MH batteries noted on page 5, 8.TroubleshootingIf you still have difficulties after following the instructions in this section, disconnect the base unit’sAC adaptor, then reconnect the base unit’s AC adaptor. Remove the batteries from the handset,and then insert the batteries into the handset again.General useProblem Cause/solutionThe handset does not turn oneven after installing chargedbatteries.R Place the handset on the base unit or charger to turn onthe handset.The unit does not work. R Make sure the batteries are installed correctly (page 11).R Fully charge the batteries (page 12).R Check the connections (page 11).R Unplug the base unit’s AC adaptor to reset the unit.Reconnect the adaptor and try again.R The handset has not been registered to the base unit.Register the handset (page 42).I cannot register a cellular phoneto the base unit.R Depending on the compatibility of the cellular phone,you may not be able to register it to the base unit.Confirm that your cellular phone supports the hands-freeprofile (HFP) specification.R Confirm that the Bluetooth feature of your cellular phoneis turned on. You may need to turn this feature ondepending on your cellular phone.R The Bluetooth technology on your cellular phone maynot be functioning normally. Turn off and on your cellularphone.R If your cellular phone is already connected to anotherBluetooth device such as a Bluetooth headset, turn it offor disconnect it from your cellular phone.R Some cellular phones may require you to enter the baseunit PIN to register. Confirm that you entered the correctPIN.62 For assistance, please visit http://www.panasonic.com/helpUseful Information