USB Ranger 422
8
Symptoms/Cause
Remedy
A device is connected to the
REX unit and the
corresponding Device LED
is off
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 USB Ranger. Connect USB
Ranger to the computer.
5. If the second device does not operate, the
USB Ranger may be malfunctioning.
Contact technical support for assistance.
6. If the second device does operate
properly, the first device may not be
compatible with the USB Ranger. Contact
technical support for assistance.
All LEDs on both the LEX
unit and REX unit 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 USB Ranger. Connect the
USB Ranger to the computer.
5. If the second device does not operate, the
USB Ranger may be malfunctioning.
Contact technical support for assistance.
6. If the second device does operate
properly, the first device may not be
compatible with the USB Ranger. Contact
technical support for assistance.