KV-30HS510 - Sony TV Service Manual (repair manual). Page 13

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KV-30HS510
2-3.2.  OPERATION OF BMC (HEXAPOLE) 
MAGNET
The respective dot positions result from moving each magnet interact.  
Perform the following adjustments while tracking.
1.  Use the BMC tabs to adjust the red, green and blue dots so that 
they line up at the center of the screen (move the dots in a horizontal 
direction).
HMC Correction
HMC Correction
R
G
B
A=B
A
B
R
G B
A>B
A
B
R
G
B
A=B
A
B
R
G
B
A<B
A
B
VMC Correction
R
G
B
C<D
C
D
R
G
B
C=D
VMC Correction
R
G
B
C<D
C
D
R
G
B
C=D
2-3.3. TLH PLATE ADJUSTMENT
Preparation:
•  Input a cross hatch pattern signal.
•  Adjust unbalanced horizontal convergence of red and blue dots by 
adjusting the TLH Plate on the defl ection yoke.
TLH Plate
RV9001
WX Board
TLV
XCV
TLH+
TLH-
R B
(B)(R)
B R
(R)(B)
1. 
Adjust XCV core to balance X axis.
2.  Adjust the vertical red and blue convergence with V.TILT (TLV VR).
 
Note: Perform adjustments while tracking Item 1.
2-3.4. SCREEN-CORNER CONVERGENCE
Preparation:
•  Input a cross hatch pattern signal.
1.  Affi x a permalloy assembly corresponding to the misconverged areas.
d
c
a
b
a-d: screen-corner
misconvergence
a
b
c
d
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