Sony BVM-1916 Operation And Maintenance Manual page 82

(3) Screen-corner Convergence
b
C
a - d: screen-corner
misconvergence
~
Affix a pern:iallov ass'y
corresponding to the
misconverged areas.
~/~,1/
)~~,
~
'0 ,":._~ ...
1,
~
"''
~
@
/
(/
0
Focus control
/1//~
4-8
(CONVERGENCE PROCESS]
I.
2.
3.
4.
5
UNDER SCAN switch · · · · • • • • · • · · · · · · • .. • • • • • • · NOR (Jl)
Adjust the vertical static convergence with RV20 (X.S) at the sub
control panel (DA board) as shown in left of Fig. 1-7.
Adjust the horizontal static convergence with RVl7 (Y.S) at the
sub control panel (DA board) as shown in right of Fig.
1-7.
RV20
RV17
R
~
~----+
I-*!
LT~
Fig. 1-7
Adjust the vertical convergence with RV18 (X. C. T) at the sub
control panel (DA board) as shown in left upper comer of Fig. 1-8.
Adjust the vertical convergence with RVI 9 (X.
C.
B) at the sub
control panel (DA board) as shown in left lower comer of
Fig. 1-8.
RV18
RV15
n~--,
I
(@:)
RGB
I
. ·d
--I--
I .
I
~~
RGB
Cfl
RV19
Fig. 1-8
RV16
6. Adjust the horizontal convergence with RVI5 (Y.C.T) at the sub
control panel (DA board) as shown in right upper comer of
Fig. 1-8.
7. Adjust the horizontal convergence with RVI6 (Y.C.B) at the sub
control panel (DA board) as shown in right upper comer of
Fig. 1-8.
Focus adjustment
I.
2.
Input a dot or cross-hatch signals.
Adjust the FOCUS control for best focus in the central portion of
the screen.