Convergence - Sony TRINITRON KV-T21MN8 Service Manual

KV-T21MN8/T21MN81
RM-870

3-2. CONVERGENCE

Preparation :
•
Before starting this adjustment, adjust the focus, horizontal size
and vertical size.
•
Minimize the brightness setting.
•
Provide dot pattern.
(1) Horizontal and Vertical Static Convergence
Center dot
R G B
1. (Moving vertically), adjust the V.STAT magnet so that the red,
green and blue dots are on top of each other at the center of the
screen.
2. (Moving horizontally), adjust the H.STAT VR magnet so that
the red, green and blue dots are on top of each other at the
center of the screen.
R
G
B
V.STAT Magnet
RV 701
SCREEN (G2)
C board
•
Operation of the V.STAT magnet.
If the V.STAT magnet is moved in the direction of the a and
b arrows, the red, green and blue dots move as shown below.
1
a
b b
2
a
b
3
a
b
b
– 14 –
a b
B B
G G
R R
a
R G B
b
B G R
a b
R B
G
G
B
Purity
V.STAT
R