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7.5 Alignment magnet Adjustment
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Preparation:
1. Receive an cross hatch pattern with dots (pincushion).
2. Loosen the centering magnets screws.
3. Position the longer tab of the four-pole magnet to 90 degrees (uncorrected position).
4. Position the long tab of all alignment magnets and of the dummy ring together in an
uncorrected position.
Procedure:
1. Receive an cross hatch pattern with dots.
2. Cover the Red, Blue CRT lens, projecting Green only.
3. Turn the green electrical focus adjustment VR (on focus pack) fully counterclockwise and note
the position of the dots at the center of the picture.
4. Turn the green electrical focus adjustment VR fully clockwise.
5. Adjust the four pole magnets until the shape of the dot at the center of the screen is circular.
VM Coil with focus correction magnet
4-pole magnet
Alignment magnet (or dummy ring)
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