Panasonic KX-TD500 System Reference Manual page 718

<Type 2>
This function field is available for setting/canceling "CO access control", "CO
busy out" and "Night answer point".
Type 2
<Type 3>
This function field is available for concluding CO Management screen and
moving to other screens as selected by function keys.
Type 3
F1
(LOOP & TRG)
F2
F4
F3
( ) (
( )
F6
(Select)
F7
(Memory)
F8
(Function Select)
F1
(LOOP & TRG)
F2
(Extension Manage)
F3
(Pickup G. Manage)
F5
(Attendant Manage)
F7
(Help)
F8
(Function Select)
6-C-30
LOOP & TRG
Move the cursor to CO Status
column, Night Answer column for
)
the CO ID to be set/canceled.
Select options for CO Status, Night
Answer.
Store the selected data.
Type 3
LOOP & TRG
Extension
Management scren
Pickup Group
Management screen
Attendant
Management screen
Help screen
screen
screen
Type 1