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Preliminary adjustments :
1. Turn P O W E R switch OFF on the CCU.
2. Unplug the CCU power supply cord.
3. Using a small Phillips screwdriver, loosen the 4 screws on the side
of the CCU and remove the cover.
4. Set Switch SW1 to the CHECK position (DOWN).
5. Place oscilloscope Channel 1 probe on Test Point #3 (TP3).
8. Place oscilloscope Channel 2 probe on Test Point #2 (TP2).
NOTE:
Test Points 2 and 3 are located near the upper right and l e f t corners of
the BOOSTER option card.
Calibration :
1. Plug the power supply cord of the CCU into AC cord.
2. Turn on the power to the CCU. T h e following waveforms should be shown
on the oscilloscope display screen.
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