Sony KP-41T65C service manual Convergence Adjustment

3-10. CONVERGENCE ADJUSTMENT

•When replacing the deflection yoke, always perform “DEFLECTION YOKE TILT ADJUSTMENT” before adjusting the convergence.

Adjustment procedure

VSP MAIN

R GH (SUB), R GV (SUB)

R RH (SUB), R RV (SUB)

R BH (SUB), R BV (SUB)

• H-SHIFT adjustment

VP HPOS

• H-SIZE adjustment

Finely adjust with SUB MSIZ.

VP HSIZ

•PIN-AMP adjustment

Finely adjust with SUB MPIN.

[ GREEN REGISTRATION ADJUSTMENT ]

• V-SHIFT adjustment

VP VPOS

• V-LINEARITY adjustment

VP VLIN

• V-SIZE, V-CORRECTION adjustment

While tracking, adjust so that the lattice intervals for VSIZ and VSCO are equal.

VP VSIZ

VP VSCO

VP PAMP

•UPPER/LOWER-CORNER PIN adjustment

Correct the screens top and bottom bow line.

However, if this adjustment is overdone, distortion may occur with the PIN-AMP adjustment that can not be re-adjusted.

Note : The PIN-AMP adjusts the overall screen from top to bottom, but the UPPER/LOWER-CORNER PIN adjustments have large movement in the top and bottom sections, so be careful.

VP UPIN

VP LPIN

• V-ANGLE, V-BOW adjustment

Correct the tilt and bow of the vertical line at the center of the screen.

VP VANG

VP VBOW

– 38 –