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5
T
ROUBLESHOOTING
This chapter provides solutions for common oversights and issues.
If you cannot find a solution to a problem, call your local Mitel Networks service
provider.
PROBLEM: The Power LED on the 5750 DVA appliance does not light up.
SOLUTION:
1.
Make sure that you pressed the 5750 DVA power switch to the ON position
(I).
2.
Make sure that the power supply is plugged firmly into the outlet.
3.
Make sure that the power outlet is supplying electricity.
PROBLEM: The computer does not show the "USB device starting" message
when MeetingPoint starts.
SOLUTION:
1.
Make sure that the USB cable is connected correctly between the 5750 DVA
appliance and the computer.
2.
Make sure that the 5750 DVA appliance is turned on.
3.
If the 5750 DVA appliance was not turned off since the last time it was used,
the message will not appear. The appliance should operate correctly.
4.
If the preceding solutions do not help, follow this procedure:
a.
Open the Windows Device Manager (Start/Settings/Control Panel/
System/Device Manager tab).
b.
Check the Universal serial bus controller entries.
c.
If Generic USB hub or Mitel Networks 5750 DVA Driver has an "X" or
"!" over it, right-click the entry.
d.
In the pop-up menu that opens, click Remove.
e.
In the Device Manager window, click Refresh. The 5750 DVA appliance
should operate correctly, and the message should appear the next time you
turn it on.
Mitel Networks 5750 DV Installation and Setup Guide
5–1
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