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Draco vario
DisplayPort
1.2
Troubleshooting
95
Diagnosis
Possible reason
Measure
CPU Unit and
CON Unit:
LED
5 and 6
light up
violet.
No video signal detected.
Check the video cable to the source.
Download the EDID from console monitors
Reboot the source if necessary.
CPU Unit:
LED
5 and 6
light up 1x
red and green each.
No link connection between
CON Unit and CPU Unit
available.
Check the interconnect cables.
Check the connectors.
11.2.2 No USB-HID Connection
Source side (CPU module)
Sink side (CON module)
Fig. 86
Interface side extender module USB-HID - Failure indication
In the following, diagnoses, causes and measures are described for the case that a video signal is present.
See also status indication of the extender modules in chapter 4.17, from page 55.
In the case of shared operation of a redundant CPU Unit, control of the USB-HID devices on the non-active
CON Unit can be taken over by keyboard input or mouse movement.
Diagnosis
Possible reason
Measure
The
Caps Lock
and
Scroll Lock
LEDs on
the keyboard are
flashing.
The keyboard is in command
mode.
Press Esc to leave the command mode.
Or press Left Shift + Esc to leave the
command mode.
1 2
1 2
1 2
1 2
1 2
1 2