Panasonic KX-TDA600 - Hybrid IP PBX Control Unit Max. 1008 Ports Installation Manual page 207

For an Expansion Shelf
Indication Color
RUN Green
ALARM Red
Confirming the CO Line Connection
After initialization, program the Hybrid IP-PBX and connect CO lines to the Hybrid IP-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.
Description
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 indication
• OFF: Normal
• ON: Alarm (CPU stop, alarm for each optional service card
installed in Expansion Shelves)
2.14 Starting the Hybrid IP-PBX
Installation Manual 207