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Subject to errors and modifications
W&T Ports and indicators
Error USB1|2
ON: The corresponding port was automatically disabled due
to an overload. The connected USB device requires a current
of > 500mA or is defective.
Special case - firmware update
If the USB-Server was initialized by the WuTility management
tool for a firmware update, the four LEDs USB-Connect USB1/2
and USB-Error1/2 flash cyclically approx. once a second. Active
sending of firmware files is indicated in addition by flashing of
the Status LED.
Special case - reset to factory default settings
When there is a hardware reset to the factory default settings
using the internal jumper, cyclical flashing of the four LEDs USB-
Connect USB1/2 and USB-Error1/2 indicates that the factory
settings were successfully initialized. The jumper can then be
removed and the USB-Server is ready again after a power-down
reset (see Appendix, Reset to factory default settings section).