Troubleshooting
Draco vario
DisplayPort
1.1
116
11.7 Add-on Module, USB-HID
CPU side (CPU module)
Console side (CON module)
Fig. 79
Interface side add-on module USB-HID - Failure indication
Diagnosis
Possible reason
Measure
All LEDs are off.
Power supply voltage not
available.
Check the power supply units.
Check the connection to the power network.
Caps Lock
and
Scroll
Lock
LEDs on the
keyboard are flashing
The keyboard is in command
mode
Press
<Esc>
key to leave the command
mode.
Or press
<Left Shift> + <Esc>
key to
leave the command mode.
USB device without
function
CON Unit und
CPU Unit:
LED
1
/
2
are off
No USB-HID device detected.
Check the connection of the USB-HID cable
to the USB-HID device.
Connect a USB-HID device.
Contact your distributor if necessary.
The USB-HID device is not
supported.
Check the compatibility.
New connection of the USB-HID device.
Contact your distributor if necessary.
No USB-HID connection to
the source available.
Check the connection of the USB cable to
the source, select another USB-HID port if
necessary.
Remove the USB and power cables, first
connect the power cable, then connect the
USB cable, and restart the CPU Unit.
Problems with the USB-HID
connection at the CON Unit.
Check the connection of the USB-HID cable
to the USB-HID device.
Remove the USB-HID and power cables,
connect the power cable, then connect the
USB cable, and restart the CON Unit.
CON Unit:
LED
3
is flashing slowly
No connection between
CON Unit and CPU Unit
Check the interconnect cable.
Check the connectors.
3
2
1
3
2
1