Convergence - Sony TRINITRON KV-21FX20A Service Manual

3-2. CONVERGENCE

Preparation:
• Before starting this adjustment, adjust the focus, horizontal
size and vertical size.
• Minimize the Brightness setting.
• Input a dot pattern from the pattern generator.
(1) Horizontal and vertical static convergence
Center dot
R G B
H.STAT
convergence Vertical Static Magnet
control
1. [Moving horizontally], adjust the H.STAT control so that the
Red, Green and Blue points are on top of each other at the
centre of the screen.
2. [Moving vertically], adjust the V.STAT magnet so that the
Red, Green and Blue points are on top of each other at the
centre of the screen.
3. If the H.STAT variable resistor is unable to bring the Red,
Green and Blue points together at the centre of the screen,
adjust the horizontal convergence with the H.STAT variable
resistor and the V.STAT magnet in the manner indicated below.
[In this case, the H.STAT variable resistor and the V.STAT
magnet influence each other].
R
G
B
V.STAT
CVM Board
RV702 (H STAT)
H STAT Convergence
• Tilt the V.STAT magnet and adjust the static convergence
by opening or closing the V.STAT magnet.
4. If the V.STAT magnet is moved in the direction of the a
and b arrows, the Red, Green and Blue points move as
indicated below.
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