RCA 300 Series - Manual (Page 57)

5 Troubleshooting
E-SIT-CTC-20030702-0003 v4.0 55
Normal operation
during a session
In this state the USB LED is assigned to the downstream (R
X
) data channel (towards the
USB connection).
The ADSL LED is assigned to the upstream (T
X
) data channel (towards the ADSL
channel).
Both LEDs stay green. When an ATM cell is processed in a channel, the associated LED
will go off for a short time.
Troubleshooting table Following table may help you determine the nature of the problem, and provide some
plausible solutions:
Problem Solution
SpeedTouch™does not work.
(none of the LEDs light up) Verify the SpeedTouch™ connections.
Check if the SpeedTouch™'s cord is damaged
in any way.
When using a portable computer in battery
mode, it is possible that its USB port is not
powered. Refer to the portable's User's
Guide for more information.
Check if the SpeedTouch™ is not connected
to a low- or non-powered USB hub port.
Refer to the USB hub's User' Guide for more
information.
Speed Touch™ USB driver
installation failed. Verify your computer is running one of the
supported OSs and that it meets the
according minimum requirements.
Check whether the SpeedTouch™ is not
connected to a low-powered USB hub port.
Refer to the USB hub User's Guide for more
information.
USB LED flashes red, or stays
solid red. Your USB port congests, meaning that too
much traffic is passing through it.
Avoid using multiple high speed USB devices,
e.g. scanners, speaker, etc. during heavy duty,
e.g. a data download.
USB LED is solid amber and
ADSL LED is solid green. Power On Self Test (POST) failed.
Check whether the connections are correctly
made.