Troubleshooting guide

Cinematronics Vector Monitor Repair Guide v.1.0
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incorporate R122, as it was only required to compensate for non-linearity in the early production
yokes. Monitors in Space Wars games utilized R122.
If there is a problem with the upper half of the picture, it is with the circuit elements connected to
the –25 volt line in the deflection amplifier. If, say, the lower half of the picture is missing, suspect
the elements connected to the +25 volt side of the horizontal deflection amplifier.
DEFLECTION CIRCUIT