3.
Insert the new extension bolt (included with the card) into the hole on the card, and tighten
it to secure the card.
Extension Bolt
4.
Stick an appropriate optional card label (included) to the left side of the corresponding
card.
Optional Card Label
5.
Connect a cable to an appropriate port of the card.
For details about pin assignments, refer to the appropriate section in "2.3 Installation of
the CO Line Cards" and "2.4 Installation of the Extension Cards".
Note
Make sure to connect cables after installing the card in the Hybrid IP-PBX, not before.
2.2 Installation of the PBX
Installation Manual
37