Sony Trinitron KV-25XBR Service Manual page 17

6. Adjust the Y • CROSS (RY1506) and Y • BOW
(RY1507), so that RED and BLUE shown in Fig.-8
will become a=b=c.
R B
I
I
a
I
I
b
I
I
C
-
I
I
Fig. 8
7. Match the horizontal convergence at the center of
the screen with H STAT YR.
8. Adjust the CORNER BOW (RY1508), so that RED
and BLUE shown in Fig.-9 will become a=b=c and
d=e=f.
Note: At this point, if the relationship between a=c
or d= f is not established, adjust the Y • CROSS
(RY1506) again.
RB
R B
a d
b e
C
Fig. 9
9. Match the horizontal convergence at the center of
the screen with the H STAT YR.
10. Adjust the H TILT (RY1505) so that the RED and
BLUE shown in Fig.-10 will become a=b.
RS
RB
I I
I
I
I
I
I
I
a
-
I
b
I
I
I
I
I
I
I
I
Fig. 10
-17 -
KV-25XBR
RM.-
724/APM-X3U
11. Adjust the H AMP (RY1504) so that the RED and
BLUE shown in Fig.-11 will become 2=2b.
RB RB RB
b
----c
Fig. 11
12. Match the horizontal convergence at the center of
the screen with the H STAT
VR.
13. When the H AMP is adjusted repeat the procedures
described in Steps 10 to 12.
14. If divergence of the convergence exists at the comer
of the screen, the adjustments described in Steps
after 8 should be repeated
Q
y.
CROSS (RV1506)
Q
Y•
BOW(RV1507)
C • BOW (RV1508)
iQ
H• TILT (RV1505)
H•AMP (RV1504)
D board - Parts side -
Fig. 12