Panasonic KX-FT21HK - Manual (Page 46)

46
Receiving Faxes
Receiving with a duplex ring service !
This feature can only be used when you subscribe to a duplex ring service from your
telephone company. For more information on the availability of this service, contact your
telephone company before activating this feature.
What is a duplex ring service?
A duplex ring service will give you an additional telephone number on a single telephone line,
having a different ringing pattern (single bell).
Ring patterns:
Single bell (one long ring)
Double bell (two short rings)
Your telephone number
012 1234
012 5678
Ring pattern
Double ring
Single ring
Use
Telephone
Facsimile
When you subscribe to a duplex ring service, you can assign telephone numbers for telephone
number and fax telephone number.
When a call is received, you will know which number is being called by the ringing pattern.
Example:
To use one of the telephone numbers as a facsimile
number
Set the ring pattern detection feature to ON.
When the unit detects a call with a single bell pattern, it will activate the fax function.