Bruker BMPC/2, Technical Manual

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77 Z31823_00_05
Troubleshooting
11.1.1.33 Pump Test Pump 2 Failed
The automatic pump test detected that the pump P2 does not work reliable.
Solution:
Check the pump very careful. If it is not working correctly, exchange the pump
with the spare pump. To change the pump read the section "Replacing the Vacuum
Pump" on page 80 .
11.1.1.34 Pump Test Not Possible, Parameter Error
The automatic pump test could not be started because the parameters for helium flow
„Fl“ and/or pressure1 „P1“ could not be read correctly.
Solution:
Read the section "When the Value of a Parameter is Displayed as NAN" on
page 79 .
11.2 Messages in the Event Log
Any messages that appear during operation of the BMPC/2 are displayed In the Event
Log of the „Present Values/Events“ window. In addition the messages are stored in the
Event Log file.
There are several different kinds of messages, which can be displayed or faded out
using the filter adjustment of the event log browser:
•
Warning
: The upper or lower limits of a warning limit have been surpassed.
•
Alarm
: The upper or lower limits of an alarm limit have been surpassed.
•
Misc
: A general message, e.g. change of mode.
•
Control Unit
: All messages are transferred from the BMPC/2 through the serial
port. These error message are marked with the prefix „CU“.
11.2.1 Additional Error Messages in the Event Log
CAN Network Reboot
CAN Slave General
CAN Slave No Data
CAN Slave Initialization Failed
CAN Slave Unexpected Answer
CAN Slave Hardware Error
CAN Slave SBS Error
CAN Slave Reset Event
CAN Fatal RTX Initialization Failed
CAN Fatal RTX Internal