User's Manual

20 • Installing the Controller
35(/,0,1$5<Y
Note: The green Line Status Indicators on
the Lines 1 and 2 connectors will illuminate
within 10 seconds after the line has been
properly connected. If you have connected a
second 2-line cable into the Line 3
connector, the Line Status Indicators on the
Lines 3 and 4 connectors will also illluminate.
Installing the battery
The Controller battery provides back-up
power to your network in the event of a
power outage.
When the Controller battery needs to be
replaced, a low-battery warning is displayed
on the screen of all handsets in the network.
You should replace the Controller battery as
soon as possible when you see this warning.
Notes:
• Use only non-rechargeable 9V alkaline
batteries in the Controller.
Connecting 2-line telephone cables