3 flexible pf key assignment for pt – Panasonic KX-TD500 User Manual
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Programming Guide
4.3.3
Flexible PF Key Assignment for PT
Used to determine the usage of flexible PF buttons on PTs.
The following screen is displayed by clicking "PF Key" button on "4-2 Extension Line" screen.
button (including "Not Stored") for each PF Key on the above screen.