Panasonic CT-32SX31CE Service Manual

Also see for CT-32SX31E: Operating instructions Service manual

Panasonic CT-32SX31CE Service Manual Manual pdf 3 page image

- 3 -Important Safety Notice . . . . . . . . . . . . . . . . . . 2Safety Precautions . . . . . . . . . . . . . . . . . 2General Guidelines . . . . . . . . . . . . . . . . . 2Leakage Current Cold Check . . . . . . . . . 2X-ray Radiation. . . . . . . . . . . . . . . . . . . . 2Horizontal OscillatorDisable Circuit Test . . . . . . . . . . . . . 2Service Notes. . . . . . . . . . . . . . . . . . . . . . . . . . . 4Leadless Chip Component(surface mount) . . . . . . . . . . . . . . . . 4Component Removal . . . . . . . . . . . . . . . 4Chip Component Installation . . . . . . . . . 4How to Replace Flat-IC . . . . . . . . . . . . . 4Horizontal Oscillator Disable Circuit . . . . 5Receiver Feature Table . . . . . . . . . . . . . . . . . . . 6Location of Controls (Receiver) . . . . . . . . . . . . 7Quick Reference Control Operation . . . . 7Quick Reference. . . . . . . . . . . . . . . . . . . 7Control Operation . . . . . . . . . . . . . . . . . . 7Location of Controls (Remote). . . . . . . . . . . . . 8Disassembly for Service . . . . . . . . . . . . . . . . . . 9Back Cover . . . . . . . . . . . . . . . . . . . . . . . 9A-Board - Main Chassis . . . . . . . . . . . . . 9L-Board - CRT Output . . . . . . . . . . . . . . 9Speakers . . . . . . . . . . . . . . . . . . . . . . . . 9Keyboard Push Button Assembly . . . . . . 9Disassembly for CRT Replacement . . . . 9CRT Replacement . . . . . . . . . . . . . . . . . 9Back Cover Removal . . . . . . . . . . . . . . 11Chassis Service Adjustment Procedures . . . 12140.0V B+ Voltage Confirmation . . . . . 12Source Voltage Chart . . . . . . . . . . . . . . 12High Voltage Check . . . . . . . . . . . . . . . 12Purity and Convergence Procedure . . . . . . . 13When the CRT or the Yoke is Replaced 13Initial Center Static Convergence . . . . . 14Purity Adjustment . . . . . . . . . . . . . . . . . 14Dynamic Corvergence Adjustment . . . . 14DY(YHC, YV, XV) Adjustment . . . . . . . 14Permalloy Convergence CorrectorStrip (Part No. 0FMK014ZZ) . . . . . 15DAF Adjustment . . . . . . . . . . . . . . . . . . 15Serviceman Mode (Electronic Controls) 17Exiting the Serviceman Mode. . . . . . . . 17Entering ServicemanMode (Back-Open Method) . . . . . . 23Instructional Flow Chart forServiceman Mode . . . . . . . . . . . . . . . . . . . 24Service Adjustments(Electronic Controls). . . . . . . . . . . . . . . . . 27Sub-Contrast Adjustment . . . . . . . . . . . 27Sub-Brightness (B02) . . . . . . . . . . . . . . 27Tint/Color Adjustment . . . . . . . . . . . . . . 27PIP Sub-Contrast Adjustment (P03) . . . 28Color Temperature Adjustment. . . . . . . 28Complete Adjustment . . . . . . . . . . . . . . 28Horizontal Centering (D00) . . . . . . . . . . 29E-W PCC Adjustment (D0C). . . . . . . . . 29Corner PCC Adjustment (D0B). . . . . . . 29H-Size Adjustment (D0D) . . . . . . . . . . . 29V-Size and V-Position Adjustment(D01 & D06) . . . . . . . . . . . . . . . . . . 29V-Linearity Adjustment (D03) . . . . . . . . 29V-Correction Adjustment (D02). . . . . . . 30MTS Circuit Adjustments . . . . . . . . . . . 30Input Level Adjustment (M00). . . . . . . . 30Stereo Separation Adjustment(M01 & M02) . . . . . . . . . . . . . . . . . 30Clock Adjustment (S07) . . . . . . . . . . . . 31Service Adjustments(Mechanical Controls) 31Focus (part of T551) . . . . . . . . . . . . . . . 31Audio Signal Path Block Diagram . . . . . . . . . 32Video Signal Path Block Diagram . . . . . . . . . 33IIC Connection . . . . . . . . . . . . . . . . . . . . . . . . . 34Description of Connectors . . . . . . . . . . . . . . . 35IC101 IN/OUT Pins and Functions (VCJ) . . . . 36Component Identification . . . . . . . . . . . . . . . . 37Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40Schematics, Voltages and waveformsL-Board Voltages,PCB & schematics . . . . . . . . . . . . . . . . . 53A-Board (Left Portion) . . . . . . . . . . . . . . . . . 54A-Board (Right Portion). . . . . . . . . . . . . . . . 55A-Board PCB. . . . . . . . . . . . . . . . . . . . . . . . 56A-Board Voltages . . . . . . . . . . . . . . . . . . . . 57D-Board schematics . . . . . . . . . . . . . . . . . . 58D-Board PCB & voltages. . . . . . . . . . . . . . . 59G-Board schematics . . . . . . . . . . . . . . . . . . 60G-Board PCB & voltages . . . . . . . . . . . . . . 61A-Board Waveforms . . . . . . . . . . . . . . . . . . 62