Sony TRINITRON KV-T25SZ8 Service Manual page 14

KV-T25SZ8
RM-870
(2) Dynamic Convergence Adjustment
Preparation :
Before starting this adjustment, adjust the horizontal static
convergence and the vertical static convergence.
1. Slightly loosen the deflection yoke screws.
2. Remove the deflection yoke spacer.
(3) Screen-corner Convergence
b
c
R G B B G R
a
a-d : screen-corner
misconvergence
d
3. Move the deflection yoke as shown in the figure below and
optimize the convergence.
4. Tighten the deflection yoke screws.
5. Install the deflection yoke spacer.
R
B
B G R
G
G
R G B
R
B
B
B
R
R B
G
G G
B G R
R
B
a
d
Permalloy assembly
– 14 –
G R R G B
b
Fix a Permalloy assy
corresponding to the
misconverged areas
c