Error Summary - Keithley 708B Reference Manual

In this section:
Troubleshooting guide................................................ 8-1
Error and status messages ........................................ 8-1
USB troubleshooting .................................................. 8-2
Troubleshooting GPIB interfaces ............................... 8-5
Troubleshooting LAN interfaces ................................. 8-5
Testing the display, keys, and channel matrix............ 8-9
Update drivers.......................................................... 8-10
Contacting support ................................................... 8-11
Troubleshooting guide
This section provides information to help you troubleshoot problems with your instrument.
Error and status messages
This section includes information on error levels and how to read errors.

Error summary

Error and status messages are assigned a level of severity, as listed in the table below.
Severity level descriptions
Number
0
10
20
30
40
Level Description
Informational Indicates that there are no entries in the queue
Informational Indicates a status message or minor error
Recoverable Indicates possible invalid user input; operation continues but action
should be taken to correct the error
Serious Indicates a serious error that may require technical assistance, such as
corrupted data
Fatal Instrument is not operational
Troubleshooting guide
Section 8