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Error messages
If the unit detects a problem, one of the following messages is shown on the display.
Display message Cause/solution
Busy L The called unit is in use.
L The line you tried to join is not set to accept other units
(page 14, 18).
L 3 lines are already being used. Wait until C changes to
l (page 9).
L Other units are in use and the system is busy even though
l is displayed. Try again later.
L The handset you are using is too far from the base unit.
Move closer and try again.
L The line is in use. You can check the status of the line
(page 10).
Error!! L Other units are in use and the system is busy. Try again
later.
Failed L Phonebook copy failed (page 25). Confirm the other unit
(the receiver) is in standby mode and try again.
Incomplete L Phonebook copy is incomplete. The receiver’s phonebook
memory is full. Erase unnecessary phonebook entries
(page 21, 24) from the other unit (the receiver) and try
again.
Invalid L The unit does not have a registered line. Contact your
administrator.
L The handset you paged from the base unit is not
registered (KX-TGP550 only).
L If the STATUS indicator still does not light in green, see
“STATUS indicator”, page 53.
Memory full L The phonebook memory is full. Erase unnecessary
entries (page 21, 24).
L The call block list memory is full. Erase unnecessary
entries (page 31, 38).
No link to base. Reconnect
main base AC adaptor.
L The handset has lost communication with the base unit.
Move closer to the base unit and try again.
L Unplug the base unit’s AC adaptor to reset the unit.
Reconnect the adaptor and try again.
L The handset’s registration may have been canceled. Re-
register the handset (page 41).
Plug Ethernet cable. L The supplied Ethernet cable has not been connected yet
or not connected properly. Check the connections. Refer
to the Quick Guide for details. If the STATUS indicator still
does not light in green, see “STATUS indicator”, page 53.
Use rechargeable battery. L A wrong type of battery such as Alkaline or Manganese
was inserted. Use only the rechargeable Ni-MH batteries
noted on page 5.