Vertical And Horizontal Static Convergence; Operation Of Bmc (Hexapole) Magnet; Y Separation Axis Correction Magnet Adjustment - Sony KV-36FS12 Service Manual

KV-36FS12/36FS16/36FV16/36FV26
3-2. CONVERGENCE
Preparation:
• Perform FOCUS, V. LIN and V. SIZE adjustments.
• Set BRIGHTNESS control to minimum.
• Input dot pattern.
Center dot
RV701 V.STAT
R G B

Vertical and Horizontal Static Convergence

1. Adjust V. STAT magnet to converge red, green and blue dots
in the center of the screen (Vertical movement).
Tilt the V. STAT magnet and adjust static convergence to
open or close the V. STAT magnet.
2. When the V. STAT magnet is moved in the direction of arrow
a and b, red, green, and blue dots move as shown below:
1 a
b b
2
a
3
b
a
b
R
G
B
V.STAT magnet
a
b
B B
G G
R R
a
R G B
b
b
B G R
a
b
R B
G G
B R

Operation of BMC (Hexapole) Magnet

The respective dot positions resulting from moving each magnet
interact, so perform adjustment while tracking.
1 Use the V.STAT tabs to adjust the red, green, and blue dots
so they line up at the center of the screen (move the dots in
a horizontal direction).
R G B
R B
G
Y Separation Axis Correction
Magnet Adjustment
1. Input cross-hatch pattern, adjust PICTURE to minimum
and BRIGHTNESS to normal.
2. Adjust the deflection yoke upright so it touches the CRT.
3. Adjust so that the Y separation axis correction magnet on
the neck assembly is symmetrical from top to bottom (open
state).
PURITY
4. Return the deflection yoke to its original position.
—
16 —
R G B R G B
G
R G B R B
V.STAT