Sony TRINITRON KV-34DRC430 - 2-3.2. TLH Plate Adjustment; 2-3.3. Screen-Corner Convergence; 2-3.4. Dynamic Convergence Adjustments

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KV-34DRC430/36DRC430
KV-34DRC430/36DRC430
2-3.2. 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
WY Board
CH 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.
Note: Restore dynamic convergence when static convergence
adjustments are complete.
2-3.3. 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
ab
c
d
2-3.4. DYNAMIC CONVERGENCE
ADJUSTMENTS
• Set dynamic convergence using the following service registers. Note
areas of change.
• Only H-component can be corrected, for vertical component use
permalloy to compensate.
0. YBWU (Upper Y-BOW)
BR BR
1. YBWL (Lower Y BOW)
BR BR
2. RSAP (Right H AMP)
RB
3. RUBW (Right Upper BOW)
BR
4. RUMB (Right Upper Middle BOW)
BR
5. RLBW (Right Lower BOW)
RB
6. RLMB (Right Lower Middle BOW)
BR
7. LSAP (Left H AMP)
BR