Sony KV-28WF1A, Service Manual

Page: 26 / 61

KV-28WF1
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•
Operation of BMC (Hexapole) Magnet
•
The respective dot position resulting from moving
each magnet interact, so be sure to perform
adjustment while tracking.
Use the H.STAT VR to adjust the red, green, and blue
dots so they coincide at the centre of the screen
(by moving the dots in the horizontal direction).
(2) Dynamic convergence adjustment.
Preparation:
•
Before starting this adjustment, adjust the horizontal
static convergence and the vertical static convergence.
1. Slightly loosen the deflection yoke screws.
R G B
R
G
B R
G B
R G B
R
G
B
R
G
B
2. Remove the deflection yoke spacer.
3. Move the deflection yoke as shown in the figure
below and optimize the convergence.
4. Tighten the deflection yoke screws.
5. Re-install the deflection yoke spacer.
V.STAT
Purity
BMC (Hexapole)
G B R R G B
R G
B
R
G
B
R
G
B
R
G
B
R G
B
R
G B
R G
B
R
G
B
R G
B
R
G
B