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Caller ID Display Messages
The following special messages indicate the status of a
message or the unit:
BLOCKED CALL The caller of the incoming call is
registered as “Private Number” and their
Caller ID information is withheld.
CALL WAITING Indicates a call is waiting on the line.
Steady ON when battery power level
is low; ashing when no batteries are
installed.
NO CALLS The caller memory is empty.
START/END You are at the beginning or the end of the
Caller ID memory log.
UNKNOWN The incoming call does not have CALLER
CALLER ID service or their service area is not
linked to yours. If UNKNOWN CALLER
appears along with a calling number, the
name information for that number was
not available.