5
out the voltage of local power supply. A UPS backup is highly
recommended.
2.
Plug in the power supply line, indicating normal power supply and
working state of the machine.
3.
Pick up the handset of extension 601. A sharper internal dial tone
indicates that the system is working normally. You can start to setup
operation now.
2.6 Direct Access when Power Failure
The C.O. lines will be connected direct to the special Exts
automatically when the power failure. The No.1 C.O. line will be connected
to Ext. 602 and No.2 to Ext.603, No.3 to Ext.604, So you only can use the
Three Exts as normal phone with direct C.O. line.
For example when someone call in with No.1 C.O. line at the time of
power failure, the Ext.602 will ring, you can only pick up Ext. 602 and talk
with the caller.
Содержание MK-208
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