Sony TRINITRON KV-SZ25M61 Service Manual page 10

d) Convergence Rough Adjustment
Preparation:
• Before starting this adjustment, adjust the
horizontal and vertical static convergence.
Input cross hatch pattern.
i) TLH
Adjust the horizontal convergence of red and blue
dots by inserting TLH Correction Plate to the DY
pocket(left or right).
ii) YCH
Adjust YCH to balance Y axis.
iii) TLV
Adjust the vertical convergence of red and blue dots.
iv) XCV
Adjust XCV to balance X-axis
R B
R B
TLH YCH
ON DY :
(VR1)
(VR2) TLV1 (no need to adjust)
YCH
(VR3)
TLV2
(XCV)
DY pocket
e) Screen Corner Convergence
Affix a Piece A(90), Convergence Correct/Permaloy Assy
Correction to the misconverged areas.
.
b
a-d : screen-corner
misconvergence
c
B
R
R
B
TLV XCV
DY pocket
TLH Plate
a
d
a1
d1
a1~d1: Piece A(90), Convergence Correct
Permaloy Assy Correction
– 9 –
KV-SZ25M61/N60
b1
c1
or
RM-GA002