8.8 Troubleshooting: Instrument communication
Possible cause and actionScenario
Cause: Conductivity monitor cable is not connected.Error message in
UNICORN: (Error) The
first conductivity moni-
tor has been reported
lost by the instrument...
Action:
1
Switch off the instrument.
2
Connect the cable.
3
Switch on the instrument.
4
In the displayed dialog box in UNICORN, select the
option Restart the system only and click OK.
Cause: A cable to a module (including module panels) is
not connected.
Multiple error messages
in UNICORN: Lost mod-
ules.
Action:
1
Switch off the instrument.
2
Check all modules and connections.
3
Switch on the instrument.
4
In the displayed dialog box in UNICORN, select the
option Restart the system only and click OK.
•
The UNICORN client has lost connection to the in-
strument 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 com-
munication with the in-
strument server
Cause: The module is not functioning properly.Warning message in
UNICORN: Instrument
module is missing.
Action:
1
In the displayed dialog box in UNICORN, select the
option Restart the system only and click OK.
2
If the problem still remains, replace the module or
contact Service.
ÄKTA avant User Manual 29035184 AE 413
8 Troubleshooting
8.8 Troubleshooting: Instrument communication