Troubleshooting
6–34
TDS 340A, TDS 360 & TDS 380 Technical Reference
Figure 6–19: The diagnostics menu
4. Press the main menu button Loop. Select one of the following options from
the side menu.
Press Once to run the tests once.
Press Always to run the tests continuously until you cycle the power.
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, refer to the TDS 340A, TDS 360, & TDS 380
Programmer Manual.