Pincushion Poor - NEC MultiSync V720 Service Manual

N0701 series
Table of Contents

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7. POOR PINCUSHION
POOR
PINCUSHION
PARABOLA
WAVE
NO
CHECK
U402 PIN 9
PARABOLA
NO
CHECK
U401 PIN 4
SYNC INPUT
NO
CHECK U701 (PIN 32)
OUTPUT
CHECK Q314~Q316,
YES
CHECK C431, R432
YES
CHECK 12V & U402
YES
38
D308

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Multisync v721N0701 seriesDiamand scan 71

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