Panasonic KX-NS500 Installation Manual page 80

4.2.5 Installing/Removing the Optional Service Cards
Slot covers
Only remove the dummy cover plates when you are planning to install an optional service card. If you do not
install an optional service card, insert a slot cover included with the option service card, as shown in the
following procedure.
To insert a slot cover
1.
With the clip-side of the slot cover on the left, insert the right edge of the cover in the slot.
2.
Push the left edge in until it clicks securely into place.
80 Installation Manual
Slot cover