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11. Side-Pincushion Circuit
Side-Pincusion distortion
is excessive or barrel
When
the side pincushion
is selected on the OSD menu,
is it adjusted at the
acceptable
position?
No
Is the
waveform of pin9 in
IC501correct ?
No
Is the
waveform of pin28 in
IC501(V. Sync)
normal?
No
Trouble in V Sync.
Yes
O.K
Yes
Check IC504 or
its ambient circuit.
Check IC501 or
Yes
its ambient circuit.
29
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