Sony KV-G21L3 service manual Dynamic Convergence Adjustment Preparation, Screen-corner Convergence

Page 16

KV-G21L3

RM-883

(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.

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.Install the deflection yoke spacer.

R B

B G R

GG

R G B

B R

B G R R G B

R G B B G R

(3) Screen-corner Convergence

ba

a-d : screen-corner misconvergence

cd

B R

R G B

GG

B G R

R B

a

d

Permalloy assembly

b

Fix a Permalloy assy corresponding to the misconverged areas

c

– 16 –

Image 16

Contents

BG-1S Dchassis Specifications KV-G21L3Table of Contents Circuit AdjustmentsDisassembly DiagramsSection GeneralConnecting optional equipment Connecting a VHF antenna or a combination VHF/UHF antennaConnecting an indoor antenna Ohm coaxial cable roundDisabling program positions using Presetting channels manually usingButtons on the TV If you are not satisfied with the picture Remote commanderSound quality Setting the Sleep Timer Setting the Wake Up TimerSwitching back quickly to the previous Turning off the TVSelecting the sound mode Selecting the picture modeTroubleshooting Rear Cover Removal Service Position DisassemblyBoard Removal Ill2-02-0-1ES29 HOW to Handle AN ANODE-CAP Picture Tube RemovalBeam Landing Section SET-UP AdjustmentsPreparation Convergence Horizontal and Vertical Static ConvergenceDynamic Convergence Adjustment Preparation Screen-corner ConvergenceFocus Adjustment G2 Screen and White Balance AdjustmentsDevice Section Self Diagnosis FunctionFlickering Frequency Section Circuit Adjustments Adjustments with CommanderAdjustment Method Adjustment Item Table No OP0 Input data are different according to models Item Number 00 HSF H ShiftMemo Diagrams Block DiagramsDiode Printed Wiring BoardTransistor Exploded View ChassisElectrical Parts List CapacitorsDescription IC TDA8395T REF.NO. Part no Solid Tuner Sony Corporation

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