Panasonic KX-TC1891B - Manual (Page 39)

•Caller information cannot be displayed in the following cases
—If the caller dialed from an area which does not provide a Caller ID service,
the display will show “Out of area”
—If the caller has requested not to display his/her information, the display will
show “Private caller”
• If your unit IS connected to a PBX which does not support Caller ID services, you
cannot access those services
•The name display service may not be available in some areas For further
information, please contact your telephone company
To check the number of new calls
When new calls have been received, the (CALLER ID] button flashes on
the base unit
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