TM 11-6625-3081-23
2-14. MODULE DESCRIPTIONS (cont)
2-14
c. TEST CONSOLE TEST BENCH 2A2 (cont)
Input Code
VSGST (cont)
Description
The time from the start of the odd field vertical sync to
the start of the first pulse for 25.0 to 30.0 micro-
seconds.
The time from the start of the odd field vertical sync to
the start of the sixth pulse for 188.0 to 196.0 micro-
seconds.
The time of the start of the sixth pulse of the odd field
vertical sync to the next positive transition for 6.0 to
14.0 microseconds.
The time from the first positive transition after the odd
field vertical sync to the start of the next horizontal
sync for 55.0 to 63.0 microseconds.
The time from the start of the last horizontal sync of the
odd field to the beginning of the even field vertical sync
for 25.0 to 35.0 microseconds.
The VSG is then Programmed for an 875 line rate and the blanking
level for 0.3 volts; The d
the programmable digitizer,
following checks made:
The horizontal sync
The horizontal sync
splayed video output is measured by
which is triggered by the VSG and the
width for 2.0 to 3.5 microseconds.
period for 35.0 to 40.0 microseconds.
The porch level of the display output signal for -0.075 to
+0.75 vdc.
The difference between the porch level and the sync level
for +0.1 to +0.4 vdc.
The time from the start of the last horizontal sync of the
even field to the beginning of the odd field vertical sync
for 36.0 to 40.0 microseconds.
The time from the start of the odd field vertical sync to
the start of the first pulse for 15.0 to 19.O micro-
seconds.
The time from the start of the odd field vertical sync to
the start of the sixth pulse for 112.0 to 116.0 micro-
seconds.
2-80
