Sony TRINITRON KV-SP29M53K Service Manual page 11

KV-SP29M53K/M83K/N63K
RM-GA002
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
TLH
(VR2)
YCH
(VR3)
TLV2
(XCV)
DY pocket
e) Screen Corner Convergence
Affix a Piece B(120), Convergence Correct/Permaloy
Assy Correction to the misconverged areas.
b
c
R B
B
R
YCH TLV
ON DY :
(VR1)
TLV1 (no need to adjust)
DY pocket
TLH Plate
a
a-d : screen-corner
misconvergence
d
a1
a1~d1: Piece B(120), Convergence Correct
R
B
XCV
– 10 –
c1
d1
or
Permaloy Assy Correction
b1