Tektronix 4000 Series, Service Manual

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Adjustment Procedures
Tektronix 4000 Series Digital Phosphor Oscilloscopes Service Manual
3- 5
6. Insert the adjustment tool into the CAL switch hole. Use the tool to push and
hold the CAL switch in while you power on the oscilloscope. Keep holding
the switch until the oscilloscope shows the “Power-on self--test passed”
message with the oscilloscope graticule in the background. This can take up
to a minute.
7. Push the Default Setup button on the front panel of the oscilloscope.
8. Push the Utility button on the front panel of the oscilloscope.
9. Push the Utility Page lower--bezel button. The utility page menu appears, as
shown in Figure 3--2.
Figure 3- 2: Utility page menu
10. Use the Multipurpose a knob to select Calibration , as shown in
Figure 3--3.