KV-AR253M50 - Sony TV Service Manual (repair manual). Page 10

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R G

B

R

G

B

R

G B

R

B

R

G

G

G

B

R

B

•

Before starting this adjustment, adjust the focus,
horizontal size and vertical size.

•

Receive dot/hatch signal

•

Pic mode: Soft

1. (Moving vertically), adjust the V.STAT magnet so that the

red, green and blue dots are on top of each other at the
centre of the screen.

2. (Moving horizontally), adjust the H.STAT VR control so

that the red, green and blue dots are on top of each other
at the center of the screen.

3. If the H.STAT variable resistor cannot bring the red, green

and blue dots together at the center of the screen, adjust
the horizontal convergence with the H.STAT variable
resistor and the V.STAT magnet in the manner given
below.
(In this case,the H.STAT variable resistor and the V.STAT
magnet influence each other so be sure to perform
adjustments while tracking).

4. BMC (Hexapole) Magnet.

If the red, green and blue dots are not balanced or aligned,
then use the BMC magnet to adjust in the manner described
below.

H. STAT VR

V. STAT
Magnet

RV705
H. STAT

RV1800
SCREEN (G2)

C Board

Center dot

R     G     B

G

R

B

a

a

b

b

b

R

R

G

G

B

B

a

b

R

R

G

G

B

B

1

V. STAT

2

H. STAT VR

R

R

G

G

B

B

a

a

b

b

b

R

R

G

G

B

B

a

b

3

H. STAT

R

R

G

G

B

B

a

a

b

b

b

Purity

BMC

BMC (Hexapole)

Purity

DY pocket

V.STAT

V.STAT

4

BMC (Hexapole) Magnet

5. Operation of V.STAT magnet

If the V.STAT magnet is moved in the "a" and "b" arrows,
the red, green and blue dots moves as shown below.

6. Moved RV705 H.STAT.

the red, green an blue dots move as shown below.