5
2.
Reading the display
a.
Status info and line labels
i.
LCD will display EXT on the far left and below that the phone will
display the default extensions.
a.
Lines are numbered 001-016 as default.
i.
Internal phone lines are always ODD numbers.
ii.
External phone lines are always EVEN numbered.
ii.
The text in the middle will display either the line name or the voltage
and current of the line if the line names option is disabled.
iii.
The text to the far right displays the status of each line.
a.
1 will display if phone line is OFF hook.
b.
0 will display if phone line is ON hook.
c.
X will display if phone line is not connected.
d.
! will display if there is an incoming call or call on hold.
b.
Color change
i.
The Command Center will sense whether an external phone line is
connected to the external card or in use and display a color code for
each. Internal lines will indicate whether on or off hook.
a.
Green - shows a good connection to a line and on standby (0).
b.
Yellow - shows a line in use/off hook (1).
c.
Red - indicates an external card is inserted, but no line is
connected (X) or an incoming call (!).
3.
Initial power up
1.
Before applying any power, ensure you have all expansion cards properly inserted
in their slots. You should also have all external and internal phone line connections
in place.
2.
Ensure output from power supply is ~24V.
3.
Upon power up, the Command Center will determine what type of expansion
cards are installed.
i.
Internal lines will be displayed with ODD numbered extensions starting
with Line 001 at the top and continuing down to 015 if applicable.
1.
Displayed as FXS.
ii.
External lines, if installed, will be displayed as EVEN numbered extensions
starting with line 002 at the top and continuing down to 016 if applicable.
1.
Displayed as FXO.
