Convergence - Sony Trinintron KV-XF21M31 Service Manual

KV-XF21M31
RM-952

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
H. STAT VR
(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.
Purity
V.STAT
V.STAT
R
G
B
V.STAT Magnet
C5 board
BMC
BMC (Hexapole)
Purity
1
V. STAT
a
b
2
H. STAT VR
a
R G B
3
b
a
RV 702
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.
R G
R
– 26 –
a
B
B
b
G
G
R
R
b
B G R
a
B
R
G G
b
B
B R G B R
B
R G B
G
R
b
b
R
G B
G
B