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Appendix B: Troubleshooting
60
NXB-KNX Operation/Reference Guide
Error
Proposed solution / error definition
Responses to interactive commands, e.g.
'list', are not displayed.
Responses to interactive commands are displayed
only when the NXB-KNX log level is debug.
Confirm the NXB-KNX log level is debug.
• Establish a telnet session with the NXB-KNX.
• Enable display of diagnostic messages by typing
'msg on all'.
• The NXB-KNX status banner will refresh every 15
minutes.
• Or, use the NXB-KNX 'status' command to force the
status banner to display.
• Or, use the 'show log' command to display the
message log.
Use the NXB-KNX 'debugon' command to set the log
level to debug.
• It is recommended to return the NXB-KNX to its
operational log level of info when the interactive
session is completed.
• Use the NXB-KNX 'debugoff' command to return
the log level to info.
Control and/or feedback is not working
Confirm the NXB-KNX configuration by using the 'list'
interactive command.
• Do all expected actors appear in the list?
• Do all expected group addresses appear in the list?
• Is the group address assigned to the expected actor
number? Remember, the actor number is also the
channel and level number.
• Are all group addresses configured using the
correct data type e.g. 'Switch'?
Confirm the KNX device configuration parameters by
using the ETS program.
Confirm the KNX device is connected to the KNX
bus.
Confirm the NXB-KNX is connected to the KNX bus.