Panasonic TX-40CX400

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Service Manual
LCD Television
TX-40CX400 / TX-40CXW404
TX-48CX400 / TX-48CXW404
TX-55CX400 / TX-55CXW404
TX-55CR430 / TX-55CRW434
TX-65CX410 / TX-65CXW414
MB100 Chassis
© Panasonic Corporation 2015.
Unauthorized copying and
distribution is a violation of law.
ORDER No. MQM150602
There are special components used in this equipment which are important for safety. These parts are marked in the
Schematic Diagrams, Circuit Board Diagrams, Explorer Views and Replacement Parts List. It is essential that these
critical parts should be replaced with manufacturer´s specified parts to prevent shock, fire or other hazards. Do not
modify the original design without permission of manufacturer.
IMPORTANT SAFETY NOTICE
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not
contain warnings or cautions to advise non-technical individuals of potencial dangers in attempting to service a product. Products
powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the
product or products deal within this service information by anyone else could result in serious injury or death.
Warning

Panasonic TX-40CX400 Specifications

General

Screen Size	40 inches
Resolution	1920 x 1080 pixels
Display Technology	LCD
HDR Support	No
Smart TV	Yes
Wi-Fi	Yes
HDMI Ports	3
USB Ports	2
Backlight Technology	LED
Refresh Rate	50 Hz

Summary

General Safety Information

Warning

General warning for service technicians regarding potential dangers of servicing products.

Important Safety Notice

Notice about special safety components and the need for manufacturer-specified parts.

Safety Precautions

General Guide Lines

Touch-Current Check

Procedure for measuring touch currents to prevent shock hazards using a measuring network.

Electrostatic Discharge (ESD) Prevention

ESD Handling Procedures

Techniques to reduce component damage from static electricity using grounding and protective measures.

Service Navigation

Spareparts Identification

Service Menu Operations

Accessing and Navigating the Service Menu

Diagnostic Functions

Software Update Procedure

Block Diagram

MB100 Chassis System Overview

A detailed block diagram illustrating the interconnected components and signal flow within the MB100 chassis.

Exploded View