User guide

Extreme USB 2.0 Extenders
Extreme USB 2.0 Extenders - Document Number 342-0468 Rev D Page 10 of 16
Troubleshooting (continued)
Problem Probable Cause Solution Possibilities
The Extreme USB
Extenders were
working, but then the
Host LED on the TX
and RX units are all of a
sudden blinking. Now
what?
The TX unit is in suspend/standby
mode. The PC operating system
may have put the Extreme USB 2.0
Extenders into a standby state, or
no USB devices are attached to the
TX unit.
1) Recover/Resume the operating system
from standby mode (see the PC’s
operating system documentation).
2) Attach a USB device to the system.
All LEDs on both the
RX unit and the TX unit
are on, but the USB
device does not operate
correctly or is detected
as an unknown device
in the operating system.
 The USB device may be
malfunctioning.
 The computer does not
recognize the USB device.
 The application software for the
device is not operating properly.
 The Extreme USB 2.0
Extenders are malfunctioning
1)
Disconnect the Extreme USB 2.0
Extenders from the computer.
2)
Connect the USB device directly to the USB
port on the computer.
3) If the
device does not operate properly,
consult the user documentation for the
device.
4)
Update your system BIOS, chipset, or USB
Host
controller drivers from your
System/Mother-
board manufacturer’s
website.
5) If the
device operates properly when directly
connected to the computer, connect another
device (of a different type) to the USB
Ranger®
2201. Connect the USB Ranger®
2201
to the computer.
6) If the
second device does not operate, the
USB
Ranger® 2201 may be malfunctioning.
Contact
technical support for assistance.
7) If the
second device does operate properly,
the first
device may not be compatible with
the USB
Ranger® 2201.