Panasonic LX-TD500 Programming Manual page 224

Line
4.3.2 Flexible CO Key Assignment
Used to determine the usage of flexible CO buttons on PTs.
The following screen is displayed by clicking
<Key Type Assignment>
The following Key Type Assignment screen is displayed by clicking "Key Type Display"
button (including "Not Stored") for each CO key on the above screen.
<Additional Parameters Required by Key Type>
Depending on a Key Type, additional parameters are required as follows.
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on "4-2 Extension Line" screen.
Programming Guide