SPECIFICATIONS (Continued)
Standard Settings
Microprocessor-based preset functions can store 37 sets of geometry settings including
the standard settings.
The following industrial standard settings have been
pre-programmed by the factory.
NOTE:
lnput signals with approximately the same frequencies may be
as the same
signal.
* The following horizontal timing conditions are recommended (at sync. H, V separate
or HN composite).
for 31
55
horizontal frequency:
Horizontal front porch should be more than 0.1 us.
Horizontal sync. width should be within 1.0 3.8 us.
Horizontal back porch should be more than 1.2 us.
Horizontal blanking width should be more than 3.5 us.
for 55
115
horizontal frequency:
Horizontal front porch should be more than 0.1 us.
Horizontal sync. width should be within 1 .O 3.0 us.
Horizontal back porch should be more than
1 us.
Horizontal blanking width should be more than 2.4 us.
* The following vertical timing conditions are recommended.
Vertical front porch should be more than 10
Vertical sync. width should be less than 200 us.
Vertical back porch should be more than 400 us.
Vertical blanking width should be more than 450 us.
* case the front or back porch is extremely long, or the data display time
extremely short, it may not be able to set the expected size and position.
I-18
