Hitachi CM1473ME Operating Manual page 8

When signals other than the recommended signal are received
.,
Cause
Phenomenon
Adjustment
Picture width too
wide.
Data display period is more than standard timing.
D
Adjust horizontal size control @) .
Picture width too
narrow.
Data display period is less than standard timing.
B
Adjust horizontal size control @ .
Picture deviates to
the right.
Horizontal front porch is greater than standard timing.
u
Adjust horizontal phase control @ .
Picture deviates to
the left. Horizontal front porch is less than standard timing.
m
Adjust horizontal phase control @ .
Height of picture too
short.
Vertical blanking period is more than standard timing.
a
Adjust vertical size control @ .
'.
w
Q