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10.3 Abnormal Video
(Abnormal Image is on Video.(except abnormality is Sustain or Address))
⇒ This abnormal condition is related with Y-MAIN, X-MAIN, Logic MAIN and so on.
This page shows you how to check the boards, and the following pages show you how to find the
causes of failure in each board.
Abnormal Video
[
Y-Main
]
Check Y-Buffer output
waveform, Scan output
waveform & control
signals
(Open/Short)
[ Logic Main]
Check Data,
Control Lines
(Open/Short)
[ X-MAIN
]
Check Control signals
(Open/Short)