KV-21FA240 - Sony TV Service Manual (repair manual). Page 12

Before starting convergence adjustments:
1  Perform FOCUS, VLIN and VSIZE adjustments.
2.  Set BRIGHTNESS control to minimum.
3.  Set Picture mode to STANDARD.
4.  Feed in dot pattern.

1.  Adjust the 4 pole magnet to converge red, green and blue dots in 

the center of the screen. 

Center dot

R    G    B

R
G
B

4 pole magnet

RV750
H. STAT

C/CV Board

2.  Tilt the 4 pole magnet and adjust static convergence to open or 

close the 4 pole magnet.

 

When the 4 pole magnet is moved in the direction of arrow 

A

 and 

B

, the red, green, and blue dots move as shown below:

R

R

G

G

B

B

A

B

B

A

B

R

G

G

R

B

If the blue dot does not converge with the red and green dots, use the 6 

pole magnet to adjust as shown:

R G

B

R

G

B

R

G B

R

B

R

G

G

G

B

R

B

6 Pole Magnet

6 Pole

Magnet

4 Pole

Magnet

DY pocket

Purity

4 Pole Magnet