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Troubleshooting
Maintenance
828
H Press Until Fail to run the tests continuously until the instrument fails
a test or until you cycle the power.
5. Press the main menu button Execute; press the side menu button Ok
Confirm Run Test.
6. Wait. The diagnostics will take about two minutes to complete. Then the
oscilloscope displays pass/fail results for each system.
7. If the onboard diagnostics indicate a failure, reenter the diagnostics menu
and press the main menu button Error Log.
NOTE
The RS232 Line Snapshot and RS232 Errors are reset at each
power on. For more RS 232 information, see MakingHardcopies on
page 343 and the TDS 310, TDS 320, & TDS 350 Programmer
Manual.
8. Press the side menu button Display Log to display the diagnostics error
log. The error log contains summary data gathered over the life of the
oscilloscope and descriptions of the last 200 errors encountered (see
Figure 815). The last error in the list is the most recent and/or most
important; record this information and continue on to the Troubleshooting
Procedure in the next section to verify the failure and pinpoint the faulty
module.
Figure 815:The Error Log
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