User Guide
11
Symptoms/Cause
Remedy
All LEDs on both LEX
and REX are on but the
device does not
operate correctly
Cause:
a) The USB device is
malfunctioning.
b) The computer does
not recognise the
USB device.
c) The application
software for the
device is not
operating.
d) The USB Ranger is
malfunctioning.
1. Disconnect the USB Ranger 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. If the device operates properly when directly
connected to the computer, connect another
device (of a different type) to the Ranger.
Connect Ranger to the computer.
5. If the second device does not operate, the
Ranger may be malfunctioning. Contact Icron
technical support for assistance.
6. If the second device does operate properly,
the first device may not be compatible with
Ranger. Contact Icron technical support for
assistance.
