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Maintenance
6–36
TDS3000 Series Service Manual
Troubleshooting Procedure
Figures 6–24 through 6–31 are troubleshooting procedure flowcharts. Use them
to troubleshoot an instrument failure. Begin with Figure 6–24.
NOTE. Before performing the troubleshooting procedure, remove the instrument
cabinet (see page 6–5).
Yes
No
Done.
Power on the
oscilloscope.
Perform the power-on
troubleshooting procedure
(Figure 6–25).
Yes
No
Perform the Module Isolation
troubleshooting procedure
(Figure 6–31).
Does
the scope pass all the
diagnostics?
Does
the scope display the
power-up screen?
Figure 6–24: Primary troubleshooting procedure