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Adjustment Procedures
5–6
TDS3000 Series Service Manual
Factory Adjustment Procedure
To perform the factory adjustment procedure, do these steps:
1. Locate the hole that provides access to the CAL switch on the rear panel.
CAL
2. Put the adjustment tool into the CAL switch hole. Push and hold the CAL
switch in while you power on the oscilloscope. Release the switch when the
oscilloscope shows the power-on message with the oscilloscope graticule in
the background.
3. Push the SAVE/RECALL button.
4. Push the Recall Factory Setup screen button.
5. Push the OK Confirm Factory Init screen button to restore factory settings
prior to doing the factory calibration.
6. Push the MENU OFF button.
7. Push the UTILITY button.
8. Push the System screen button to select Cal.
9. Push the Factory screen button.
10. Push the OK Do Factory Calibration screen button to start the adjustment
process.