Convergence Adjustment - Sony Trinitron KV-EX29M93 Service Manual

6-2. CONVERGENCE ADJUSTMENT

Preparation :
•
Before starting this adjustment, adjust the focus, horizontal
size and vertical size.
•
Set the PICTURE 70% and BRIGHTNESS 0%.
•
Cross hatch / Dot pattern.
(1) Horizontal and Vertical Static Convergence
Center dot
R G
H. STAT VR
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. Adjust Horizontal Trapezoid with "DAC 04 HTR" in Service
Mode to make H-Trapezoid distortion best.
4. 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.)
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R
G
B
B
V. STAT
Magnet
C Board
1
V. STAT
b
2
H. STAT VR
R
B
Y magnet
3
RV702
H. STAT
b
– 59 –
KV-EX29M39/EX29M87/EX34M97
a
a
B
b
G
R
a
G B
b
G R
a
a
R
G
b
B
BMC (Hexapole)
Purity
V.STAT
RM-963
KV-EX29M93/EX29M65
RM-964
b
B
G
R
b
B
G
R