Sharp XG-P20XU Bedienungsanleitung Seite 39

TROUBLE SHOOTING TABLE
No or unusual Y signal
Is there Y signal input at pin (84) of
IC4502?
Yes
Is there Y signal output at pin (7) of
IC4501?
Yes
Is there Y signal output at pin (5) of
IC4311?
Yes
Check SC4303 and its peripheral
circuits.
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(Continued)
No
Check IC4502 and its peripheral
circuits.
No
Check IC4501 and its peripheral
circuits.
No
Check IC4311 and its peripheral
circuits.
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XG-P20XU
XG-P20XE
XG-P20XD