Sony TRINITRON KV-XA25M30A, Руководство по обслуживанию

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KV-XA25M30A/XA29M30A
RM-952
4-2. CONVERGENCE
Preparation :
•
Before starting this adjustment, adjust the focus, horizontal
size and vertical size.
•
Receive dot/hatch signal.
•
Pic mode: Personal (Pic 90%, Brightness 50%, Col 50%,
Hue 50%, Shp 50%)
(1) Horizontal and Vertical Static Convergence
1. (Moving horizontally), adjust the H.STAT control so that the
red, green and blue dots are on top of each other at the center
of the screen.
2. (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.
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.)
1
V. STAT
2
H. STAT VR
3
Center dot
R G B
R
G
B
H. STAT VR
V. STAT
Magnet
RV702
H. STAT
RV701
SCREEN (G2)
C6 Board
BMC (Hexapole)
V.STAT
DY pocket
Purity
V.STAT
BMC Purity
R
R
R R
G
G
G G
B
B
B
B
a
a
a
b
b
b b
R
R
G
G
B
B
a
a
b
b
b
5
Y separation axis correction magnet adjustment.
1. Receive the cross-hatch signal and adjust [PICTURE] to
[MIN] and [BRIGHTNESS] to [STANDARD] .
2. Adjust the Y separation axis correction magnet on the neck
assembly so that the horizontal lines at the top and bottom
of the screen are straight.
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 B R G B R G B
R B
R G
G
G B
R B
•
Operation of V.STAT magnet