VISTEK V6271 Video Monitoring DA
& DAC
8 HU-V6271
3
Operation
3.1
Default Rate
This selection determines the default line rate when no input is present. If there is an input the
module outputs will switch to the input line rate and standard defined below.
3.2
625 Standard
When there is no input and the default rate is set to 625 or there is a 625 line rate signal on the
input, this switch will determine the output standard of the composite signals.
3.3
525 Standard
When there is no input and the default rate is set to 525 or there is a 525 line rate signal on the
input, this switch will determine the output standard of the composite signals.
3.4
NTSC Standard
The NTSC standard is selected by this control to be either normal NTSC or the Japanese
format of NTSC without pedestal.
3.5
Vertical Blanking
The Vertical Blanking control will remove all data during the vertical interval, such as Wide
Screen signalling and Vertical Interval Test signals.
3.6
Ancillary Blanking
The Ancillary Blanking has no effect, as the outputs are always blanked horizontally.
3.7
Horizontal Blanking
The Horizontal Blanking control selects the width of the blanking to either digital video or
analogue video standards.
