Installation manual

Table Of Contents
For an Expansion Shelf
Indication Color Description
RUN Green Expansion shelf status indication
OFF: Power Off (includes normal reset)
ON: Power On and running (on-line)
Flashing (60 times per minute): Starting up
Flashing (120 times per minute): Program error in the BUS-S card
ALARM Red Alarm indication
OFF: Normal
ON: Alarm (CPU stop, alarm for each optional service card installed
in Expansion Shelves)
Confirming the CO Line Connection
After initialization, program the PBX and connect CO lines to the PBX.
To confirm that the CO lines are successfully connected, dial [ ] [3] [7] + CO line number (3 digits) on a PT,
or press the PT’s S-CO button. You will hear a dial tone if the CO line is available and connected.
200 Installation Manual Document Version 2009-12
3.15.1 Starting the PBX