IHSE USA 474 Series Draco vario - Manual (Page 74)

Draco KVM Extender
74
2013-03-12
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8.7 USB 2.0 embedded
CPU Module CON Module
1 2 3 1 2 3
Rear View Rear View
Diagnosis Possible Reason Measure
CPU & CON
Unit:
LED 3 off No connection to CPU  Check connection USB cable to
CPU; select another USB port if
necessary.
 Remove USB and power cable
and restart CPU. Connect power
cable first.
CPU & CON
Unit:
LED 2 off No connection between
CON Unit and CPU Unit  Check interconnect cable and
connectors.
No USB 2.0 device  Connect USB 2.0 device. CPU & CON
Unit:
LED 2 off and
USB 2.0 device
without function
USB 2.0 device is not
supported  Check installation at the CPU,
also the necessary drivers.
 New connection of the USB 2.0
device.
 Contact dealer if necessary.
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