9. Abnormal Picture
9-1. Horizontal Size
changed, is the H.size
H.Size overscan at 60KHz
It isn't out of order.
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Abnormal
H.Size
When
the VR501 is
No
changed?
Yes
Is the
No
and Max. H.Size
in OSD Menu?
Yes
25
Check pin 15 of IC501
and its ambient circuit
(D547, R552, R553, C553)
1.Check B+ section of TDA9111
and its ambient circuit.
2.Check Q546 and its ambient
circuit.