Useful InformationFor assistance, please visit http://www.panasonic.com/consumersupport 79Error messagesIf the unit detects a problem, one of the following messages will be displayed on thehandset.Display message Cause & solutionBusy L The called handset or base unit is in use.L Privacy mode is on for the call you tried to join (page23).L The handset you tried to copy phonebook items to is inuse.L The handset you are calling is too far from the base unit.Denied L The room monitor feature is turned off on thedestination handset or base unit and the room cannotbe monitored (page 41).L The called handset was on the base unit. The handsetmust be off the base unit to be monitored.Error!! L When you tried to register or deregister the handset, thehandset and the base unit could not link for somereason, such as interference from electrical appliances.Move the handset and the base unit away from theelectrical appliances and try again.L If more than one handset is in use, you may not be ableto register/deregister. Try again later.L Another handset tried to send phonebook items to youbut there was an error. Have the other handset user re-send the items to you (page 30).Error!!All handsetsregistered.L 8 handsets have already been registered to the baseunit. To cancel a handset’s registration, see page 55.L You may have registered one of your handsets toanother base unit without deleting its registration to thisbase unit. Erase the handset’s registration from thebase unit.Base unit:(1) Press and hold {INTERCOM} until the CHARGEindicator flashes, and (2) Press and hold the handset’sextension number {1} to {8} that you do not want for 5seconds. A long beep sounds, then the handsetnumber is erased.---Incomplete---Phonebook fullL When phonebook items were sent to another handset,the handset’s phonebook memory was full and copyingstopped. Press {OFF} to exit. Erase items from anotherhandset’s phonebook (page 29). When phonebookmemory is available, you can copy all phonebook items(page 31) or individual items one by one (page 30).