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Chapter 5: Troubleshooting
Primary Trouble Isolation
5–7
C
Run oscilloscope self-tests.
1 Enable the graphical interface.
2 Select Self Test from the Utilities menu.
3 Select Scope Self Tests from the Self Test drop down list box.
4 Click the Start Test button and follow the instructions on the screen.
If any of the selftests fail, go to the Acquisition Trouble Isolation troubleshooting flowchart later
in this chapter for further troubleshooting. Otherwise, go to step D.
D
Check the front panel.
Randomly press the front panel keys and rotate the knobs to verify that they work correctly. If
any fail to work, run the Knob and Key selftest and the LED selftest in step E.
E
Run the Knob and Key selftest and the LED selftest.
1 Enable the graphical interface.
2 Select Self Test from the Utilities menu.
3 Select the Knob and Key selftest from the Self Test drop down list box.
4 Click the Start test button and follow the instructions on the screen.
If any of the knobs or keys do not work, go to “To check the keyboard” later in this chapter.
5 Select the LED selftest from the Self Test drop down list box.
6 Click the Start test button and follow the instructions on the screen.
If any of the LEDS do not work, go to “To check the LEDs” later in this chapter.
F
The system is operational. Performance test the oscilloscope using the procedures in
chapter 3 of this service manual.