Convergence - Sony TRINITRON KV-27V42 Service Manual
Trinitron color tv
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Also See for TRINITRON KV-27V42:
- Dimension manual (1 page) ,
- Dimensions (1 page) ,
- Operating instructions manual (44 pages)
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3-2. CONVERGENCE
Before starting convergence adjustments:
1. Perform FOCUS, V.LIN AND V.SIZE adjustments.
2. Set BRIGHTNESS control to minimum.
3. Feed in dot pattern.
Vertical Static Convergence
1. Adjust V.STAT magnet to converge red, green and blue
dots in the center of the screen (vertical movement).
Center dot
R G B
2. Tilt the V.STAT magnet and adjust static convergence
to open or close the V.STAT magnet.
When the V.STAT magnet is moved in the direction of
arrows
and
, red, green, and blue dots move as shown
below:
(1)
a
b
b
(2)
a
R
b
B
(3)
a
b
R
b
R
G
B
V.STAT magnet
a
b
B
B
G
G
R
R
G
B
G
R
B
G
G
R
B
KV-27V42/27V66/29SL42K/29SL42T/29VL42T/29XL42T
If the blue dot does not converge with the red and green dots,
perform the following:
1. Move BMC magnet (a) to correct insufficient H. Static
convergence.
2. Rotate BMC magnet (b) to correct insufficient V. Static
convergence.
3. In either case, repeat Beam Landing Adjustment.
b
Dynamic Convergence Adjustment
Before performing this adjustment, perform Horizontal
and Vertical Static Convergence Adjustment.
1. Slightly loosen deflection yoke screw.
2. Remove deflection yoke spacers.
3. Move the deflection yoke for best convergence,
as shown below:
R G B B G R
4. Tighten the deflection yoke screw.
5. Install the deflection yoke spacers.
— 15 —
PURITY
V. STAT
BMC MAGNET
BMC magnet
a
B G R
R
B
G
G
R
B
R G B
B G R R G B
R G B
R
B
G
G
R
B
B
G
R
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