Vertical Size - Hitachi 51SWX20B Training

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DP-2X VERTICAL SIZE ADJUSTMENT

VERTICAL SIZE:

1) Receive an NTSC signal.
2) With Power Off, press the
Service Only switch on the
Convergence PWB. While
holding the Service Only
Switch down, press the
Power On button and Re-
lease. DCU Grid will ap-
pear without convergence
correction. NOTE: After
entering DCAM, with
each press of the Service
Only Switch, the picture
will toggle between Video
mode and DCU Grid.
Vertical Hash
Mark
Between the horizontal
line at the top and the
bottom.
Vertical Hash
Mark
3) Select GREEN (A/CH)
and press the MENU but-
ton to remove Red and
Blue.
4) Adjust using R607
(Vertical Size Adj. VR) to
match marks on the Over-
lay. (See Figure Below)
VERTICAL SIZE
DP-2X
43 inch
46 inch
51 inch
57 inch
65 inch
NOTE: Centering magnet
may be moved to facilitate.
Distance is important, not
centering.
NOTE: The Vertical Fre-
quency is shared between
Normal and 16X9 HD
modes.
Alternate Method:
Adjust Vertical Size until the
size matches the chart below.
l l l l
5th LINE
FROM CENTER
L=
460 mm
505 mm
560 mm
625 mm
710 mm
PAGE 07-10
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