Panasonic TH-46PZ81FV

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Summary

Safety Precautions

General Guidelines

General guidelines for servicing, including lead dress and protective device installation.

Touch-Current Check

Procedure and limits for measuring touch currents to prevent shock hazards.

Warning

Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices

Techniques to reduce component damage from electrostatic discharge during servicing.

About Lead-Free Solder (PbF)

Service Navigation

Service Hint

Hints for service, including board names and their functions.

Applicable Signals

Specifications

Service Mode Operations

Entering Service Mode

Instructions on accessing the service mode using specific button sequences.

Service Mode Key Commands

Explains the key commands used to navigate and adjust settings within the service mode.

Adjustment Mode Contents

Exiting Service Mode

Service Tool Mode

Accessing Service Tool Mode

Steps to access the service tool mode from the service mode menu.

SOS History and Power Time;Count

Information on how to display and interpret SOS history and power time/count.

Service Tool Mode Exit

Instructions on how to exit the service tool mode.

Hotel Mode Features

Hotel Mode Purpose and Access

Describes the purpose of hotel mode and explains how to access its setup.

Hotel Mode Setup Menu Explanation

Details the items and selections available within the hotel mode setup menu.

Troubleshooting Guide

IIC Bus Line Check

Guidance on checking the IIC bus lines as part of troubleshooting.

Power LED Blinking Timing

Information on power LED blinking timing for diagnosing issues.

IIC Bus Line Check Procedures

Accessing IIC Bus Line Check

Steps to access the self-check indication for IIC bus lines.

IIC Bus Line Check Points and Exit

Confirms parts if NG is displayed and how to exit the check.

Power LED Blinking Timing Chart

No Power Troubleshooting

No Picture Troubleshooting

Local Screen Failure Diagnosis

Disassembly and Assembly Instructions

Removing External Covers and Fan

Instructions for removing the rear cover and the fan unit.

Removing Power Boards (P(AC), P(MAIN))

Steps for removing the P(AC) and P(MAIN) boards, including safety cautions.

Removing Internal Boards

Rear Terminal Cover and Tuner Unit

Instructions for removing the rear terminal cover and the tuner unit.

Removing A-Board

Instructions for removing the A-Board, referencing tuner unit removal.

Removing Core Function Boards

SU, SD, SC, and SS Boards

Steps for removing the SU, SD, SC, and SS boards.

Removing Structural and Interface Boards

Stand Brackets, D-Board, C1-Board, C2-Board

Instructions for removing stand brackets, D-Board, C1-Board, and C2-Board.

Removing Further Internal Boards

C3-Board, Front Bracket, G;GS;GH Boards

Instructions for removing C3-Board, Front Bracket, and G/GS/GH Boards.

Removing Speakers and Plasma Panel

Replacing Plasma Panel and Associated Boards

Removing S-Board and K-Board

Instructions for removing the S-Board and K-Board.

Replacing the Plasma Panel

Instructions for replacing the plasma panel, including handling precautions.

Measurements and Adjustments

Driver Set-up Procedures

Procedures for adjusting driver section voltages referring to panel data.

Initialization Pulse and PCB Exchange Adjustments

Initialization Pulse Adjustment

Procedure for adjusting initialization pulses using an oscilloscope.

PCB Exchange Caution and Quick Adjustment

Caution for PCB removal and adjustment steps after replacement.

Adjustment Volume and Test Point Locations

Block Diagram Overview

Block Diagram (1;6)

Overview of the TV's block diagram across multiple pages.

Block Diagram (2;6)

Block Diagram (3;6)

Block Diagram (4;6)

Block Diagram (5;6)

Block Diagram (6;6)

Wiring Connection Diagrams

Caution Statement for Wiring

Cautions regarding flexible cable assembly and locking in connectors.

Wiring Diagram (1)-1

Wiring connection diagram part 1.

Wiring Diagram (1)-2

Wiring Diagram (2)-1

Wiring Diagram (2)-2

Wiring Diagram (3)

Schematic Diagram

Schematic Diagram Notes

Notes and remarks regarding the schematic diagram, including signal flow and definitions.

P(AC)-Board Schematic Diagram

P(MAIN)-Board Schematic Diagram

G-Board Schematic Diagram

A-Board Schematic Diagrams (1;12)

A-Board Schematic Diagrams (2;12)

A-Board Schematic Diagrams (3;12)

A-Board Schematic Diagrams (4;12)

A-Board Schematic Diagrams (5;12)

A-Board Schematic Diagrams (6;12)

A-Board Schematic Diagrams (7;12)

A-Board Schematic Diagrams (8;12)

A-Board Schematic Diagrams (9;12)

A-Board Schematic Diagrams (10;12)

A-Board Schematic Diagrams (11;12)

A-Board Schematic Diagrams (12;12)

D-Board Schematic Diagrams (1;6)

D-Board Schematic Diagrams (2;6)

D-Board Schematic Diagrams (3;6)

D-Board Schematic Diagrams (4;6)

D-Board Schematic Diagrams (5;6)

D-Board Schematic Diagrams (6;6)

C1-Board Schematic Diagrams (1;2)

C1-Board Schematic Diagrams (2;2)

C2-Board Schematic Diagrams (1;2)

C2-Board Schematic Diagrams (2;2)

C3-Board Schematic Diagrams (1;2)

C3-Board Schematic Diagrams (2;2)

SC-Board Schematic Diagrams (1;3)

SC-Board Schematic Diagrams (2;3)

SC-Board Schematic Diagrams (3;3)

SU-Board Schematic Diagrams (1;2)

SU-Board Schematic Diagrams (2;2)

SD-Board Schematic Diagrams (1;3)

SD-Board Schematic Diagrams (2;3)

SD-Board Schematic Diagrams (3;3)

SS-Board and S-Board Schematic Diagrams (1;2)

SS-Board Schematic Diagrams (2;2)

GH, GS, and K-Board Schematic Diagrams

Printed Circuit Board Layouts

P(AC)-Board Layout

Foil and component side views of the P(AC) board with parts location.

P(MAIN)-Board Layout

P(MAIN)-Board Parts Location

P(MAIN)-Board Component Side Layout

A-Board Layout

A-Board Parts Location

A-Board Component Side Layout

D-Board Layout

D-Board Component Side Layout

C1-Board Layout

C2-Board Layout

C3-Board Layout

SC-Board Layout

SC-Board Parts Location

SC-Board Component Side Layout

SU-Board Layout

SD-Board Layout

SS-Board Layout

SS-Board Component Side Layout

G, GS, and S-Board Layouts

GH and K-Board Layouts

Exploded View and Parts List

Exploded View

Exploded view illustrating the physical assembly of the television.

Mechanical Replacement Parts List Notes

Electrical Replacement Parts List

Replacement Parts List Notes

Notes regarding the meaning of RTL (Retention Time Limited) and abbreviations for part types.

Electrical Replacement Parts List