Useful Information45Error messagesIf the unit detects a problem, one of the following messages is shown on the display.Display message Cause/solutionAll handsets areregistered.L 4 handsets have already been registered to thebase unit. A previously deregistered handsetnumber may still be retained in the base unit. Toregister an additional handset, erase theunnecessary handset number (page 42).Busy L The called unit is in use.L The handset you tried to copy phonebook itemsto is in use. Try again later.L The handset you are calling is too far from thebase unit.Error!! L The handset’s registration has failed. Move thehandset and base unit away from all electricalappliances and try again.L Another handset user tried to send phonebookitems to you but there was an error. Have theother handset user re-send the items to you(page 22).---Incomplete---Phonebook fullL The destination handset’s phonebook memoryis full. Erase unnecessary items from thedestination handset’s phonebook (page 22).Invalid L There is no handset registered to the base unitmatching the extension number you entered.No items stored L Your phonebook or redial list is empty.No link to base.Move closer to base,try again.L The handset has lost communication with thebase unit. Move closer to the base unit, and tryagain.L Confirm that the base unit’s AC adaptor isplugged in.L The handset’s registration may have beencancelled. Re-register the handset (page 42).Phonebook full L There is no space to store new items in thephonebook. Erase unnecessary items (page22).Please lift up andtry again.L A handset button was pressed while thehandset was on the base unit or charger. Lift thehandset and press the button again.TG602X_603X_605XC(e).book Page 45 Tuesday, December 26, 2006 1:55 PM