Extreme Networks manual Adapters to the WiRanger

Symptoms/Cause			Remedy
Link LED on LEX unit is		1.	Disconnect all USB devices from the REX
on;			unit.
Host LED on LEX unit		2.	Disconnect the LEX unit from the computer.
is off.		3.	Disconnect and then reconnect the power
Cause:			adapters to the WiRanger.
a)	The computer is not	4.	Reconnect the LEX unit to the computer.
	functioning.	5.	In the Universal Serial Bus controllers section
b)	The LEX unit is not		of Device Manager, check that the WiRanger
	connected to the		is recognised as a “Generic USB Hub”.
	computer.	6.	If the problem persists, move the LEX unit and
c) There is too much			REX unit together so that they are about 1
	Radio Interference		meter apart (3’) and power both units and
	for USB		connect the LEX unit to the host PC.
	communication to	7.	Confirm that the WiRanger can establish a
	succeed.
			radio link and that the Host LED’s turn on.
d)	The WiRanger is
		8.	If the WiRanger is still not recognised, contact
	malfunctioning.
			Technical Support for assistance (see page
			20).
A device is connected		1.	Disconnect the WiRanger from the computer.
to REX unit and the		2.	Connect the USB device directly to the USB
corresponding Device
			port on the computer.
LED is off
		3.	If the device does not operate properly,
Cause:
			consult the user documentation for the device.
a)	The USB device is	4.	If the device operates properly when directly
	malfunctioning.
			connected to the computer, connect another
b)	The computer does		device (of a different type) to the WiRanger.
	not recognise the		Connect the WiRanger to the computer.
	USB device.	5.	If the second device does not operate, the
c)	The application		WiRanger may be malfunctioning. Contact
	software for the		Technical Support for assistance (see page
	device is not		20).
	operating.	6.	If the second device does operate properly,
d)	The WiRanger is		the first device may not be compatible with the
	malfunctioning.		WiRanger. Contact Technical Support for
			assistance (see page 20).

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