
24. Digital Storage Display Adjustments
Final
Graticule
41. Press
@??ZiZJ,
TRACE A
~~~.
Adjustments
42. Set
A3A2R12
LL THRESH fully clockwise.
43. Adjust
A3A3R6
XLL and
A3A3R9
YLL to align horizontal and
vertical lines so that each line meets the edge line (right, left, top,
or bottom) but does not overshoot.
44. Adjust
A3A2R12
LL THRESH fully counterclockwise.
45. Adjust
A3A3R7
XSL and
A3A348
YSL to align horizontal and
vertical graticule lines so that each line meets the edge line (right,
left, top, or bottom) but does not overshoot.
46. Adjust
A3A2R12
LL THRESH clockwise until all graticule lines
switch over to long lines. This is indicated by a noticeable
increase in graticule line intensity. (All graticule lines should
increase in intensity.)
X
and
Y
Expand
47.
Press
(j2j.
Adjustments
48. Key in MARKER
(m].
49. Adjust
A3A3Rl
X EXP to center the letter “F” in “REF” (CRT
annotation in upper left corner of display) over the left edge
graticule line.
50. Adjust
A3A3R2
Y EXP to align the remainder of the CRT
annotation so that the upper annotation (MARKER data) is above
the top graticule line and the lower annotation (START and STOP
data) is below the bottom graticule line. Adjust for equal spacing
above and below the graticule pattern.
Adjustments 3-217
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