8.8 Troubleshooting: Instrument communication
Possible cause and actionScenario
•
A cable to a module (including Module Panels) is not connected
Connect the cable:
1
Switch off the instrument.
2
Check all modules and connections.
3
Switch on the instrument.
4
In the displayed dialog in UNICORN, select the option Restart
the system only and click OK.
•
A UniNet-9 connector is not plugged
Check that all UniNet-9 connectors that are not in use are
plugged.
Multiple error messages in
UNICORN: Lost modules
•
The UNICORN client has lost connection to the instrument
server during a temporary overload of the processor
Restart the UNICORN client to regain control. The run continues
and no data will be lost.
UNICORN has lost communi-
cation with the instrument
server
•
The module is not functioning properly
In the displayed dialog in UNICORN, select the option Restart the
system only and click OK.
If the problem still remains, replace the module or contact Service.
Warning message in
UNICORN: Instrument mod-
ule is missing
•
Two or several modules have the same Node ID
Change to correct Node IDs:
1
Switch off the instrument.
2
Check the Node ID for all modules, see Section 9.16 Node IDs,
on page 503.
3
Switch on the instrument.
4
In the displayed dialog in UNICORN, select the option Restart
the system only and click OK.
Warning messages in
UNICORN: (Warning) Two
instrument modules have
the same Node ID
ÄKTA pure User Manual 29119969 AB 401
8 Troubleshooting
8.8 Troubleshooting: Instrument communication
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