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Microprocessdr-based preset functions can store 25 sets of geometry settings m
including the standard settings.
been pre-programmed by the factory.
NOTE :
n
Input signals
with approximately the same frequencies may be regarded as the
same signal.
n
The following horizontal timing conditions are recommended (at sync. H, V
separate or H/V composite).
for 31 kHz - 45 kHz horizontal frequency:
Horizontal front
Horizontal sync. width should be within 1 .O - 3.8 ps.
Horizontal back porch should be more than 1.2 vs.
Horizontal blanking width should be more than 3.5 ps.
for 45 kHz - 95 kHz horizontal frequency:
Horizontal front porch should be more than 0.1 p.s.
Horizontal sync. width should be within 1 .O - 3.0 vs.
Horizontal back porch should be more than 1 .I ps.
Horizontal blanking width should be more than 3.0 ps.
n
The following vertical timing conditions are recommended.
Vertical front porch should be more than 10 ps.
Vertical sync. width should be less than 200 ps.
Vertical back porch should be more than 400 ps.
Vertical blanking width should be more than 500 ps.
n
In case the front or back porch is extremely long, or the data display time is
extremely short, it may not be able to set the expected size and position.
n Standard settings are subject to change without notice.
The following industrial standard settings have m
porch should be more than 0.1 vs.
9
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