Sony KV-G21L3 service manual Dynamic Convergence Adjustment Preparation, Screen-corner Convergence

KV-G21L3

RM-883

(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.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

GG

R G B

B R

B G R R G B

R G B B G R

(3) Screen-corner Convergence

ba

a-d : screen-corner misconvergence

cd

B R

R G B

GG

B G R

R B

a

d

Permalloy assembly

b

Fix a Permalloy assy corresponding to the misconverged areas

c

– 16 –