Pattern 1 "Checkerboard" - Philips PM 5508 Operating Manual

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A. Pattern 1
"CHECKERBOARD"
Fig. V!I-1. "CHECKERBOARD"
-pattern
1. •
Check for correct horizontal and vertical synchronisation.
2. • Check for correct position of the picture (deflection yoke).
3. •
Check for correct horizontal and vertical amplitude of the deflection
(picture height and -width; the "CHECKERBOARD"-pattern con-
sists of 6 x 8 squares).
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