Panasonic TC-42PX24

© Panasonic Corporation 2010.
Unauthorized copying and distribution is a violation
of law.
ORDER NO.MTNC100322AE
B34 Canada: B62
42 inch Class 720p Plasma HDTV
Model No. TC-42PX24
GPH13DU Chassis
Please file and use this manual together with the service manual for Model No.
TC-P42X2, ORDER NO. MTNC100319CE.

Panasonic TC-42PX24 Specifications

General

Screen Size	42 inches
Display Type	Plasma
Resolution	1024 x 768
Aspect Ratio	16:9
HDMI Ports	2
Component Video Input	2
Composite Video Input	2
Inputs	HDMI, Component, Composite

Summary

1 Different points

1.1 Mechanical Replacement Parts List

Lists mechanical parts for replacement, including part numbers and descriptions.

1.2 Electrical Replacement Parts List

Lists electrical components for replacement, detailing part numbers and specifications.

2 Block Diagram

2.1 Main Block Diagram

Illustrates the main functional blocks and connections within the TV system.

3 Schematic Diagram

3.1 A-Board (114) Schematic Diagram

Details the first part of the A-Board schematic, covering the Nile-TCON section and related components.

3.2 A-Board (314) Schematic Diagram

Shows the third part of the A-Board schematic, focusing on specific circuit areas.

3.3 A-Board (514) Schematic Diagram

Displays the fifth part of the A-Board schematic, covering dedicated sections of the board.

3.4 A-Board (714) Schematic Diagram

Details the seventh section of the A-Board schematic, illustrating analog and video signal paths.

3.5 A-Board (1014), K-Board and S-Board Schematic Diagram

1 Safety Precautions

1.1 General Guidelines

Provides essential instructions for conducting repairs and servicing safely and correctly.

1.1.1 Leakage Current Cold Check

Details the procedure for measuring leakage current when the unit is unplugged.

1.1.2 Leakage Current Hot Check

Explains how to measure leakage current with the unit powered on and connected.

2 Warning

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

Outlines techniques to prevent damage to sensitive electronic components from static electricity.

2.2 About lead free solder (PbF)

5 Service Mode

5.1 How to enter into Service Mode

Explains the button sequence required to access the television's service mode.

5.1.1 Key command

Details the remote control key commands used for navigating and controlling service mode functions.

5.1.2 Contents of adjustment mode

Lists the adjustable parameters available within the service mode, including sample data.

5.1.3 How to exit

5.3 Service tool mode

Important service mode feature for accessing diagnostic tools.

5.3.1 How to access

5.3.2 Display of SOS History

5.3.3 POWER ON TIMECOUNT

5.3.4 Exit

5.4 Hotel mode

5.5 Data Copy by SD Card

Important maintenance/configuration feature for data transfer via SD card.

5.5.3 Data copy from TV set to SD Card

Describes the process of transferring TV settings and data to an SD card.

5.5.4 Data copy from to SD Card to TV set

Details the procedure for loading data from an SD card back into the TV set.

6 Troubleshooting Guide

6.1 Check of the IIC bus lines

Troubleshooting step to diagnose issues with the IIC communication lines.

6.1.1 How to access

Explains how to access the self-check function for diagnosing IIC bus line issues.

6.1.2 Exit

6.1.3 Screen display

6.1.4 Check Point

Identifies specific components to check if an IIC bus line failure is indicated.

6.2 Power LED Blinking timing chart

Correlates power LED blink patterns with specific error conditions and defective blocks.

6.3 No Power

Guides troubleshooting steps when the TV unit does not power on or display any indicators.

6.4 No Picture

Provides diagnostic steps for troubleshooting issues where the screen remains blank despite power.

6.5 Local screen failure

Describes potential localized screen failures and identifies the relevant PCBs for each area.

7 Disassembly and Assembly Instructions

7.17 Replace the plasma panel

8 Measurements and Adjustments

8.1 Adjustment

General section detailing various adjustment procedures for optimal performance.

8.1.1 Vsus selection

Details the procedure for setting the Vsus voltage to LOW or HIGH after panel or A-board replacement.

8.1.2 RF video sub contrast adjustment

Explains how to adjust the RF video sub contrast using a color bar pattern and service mode.

8.1.3 White balance adjustment

Guides the process of adjusting white balance settings using a color analyzer and service mode.

9 Block Diagram

9.1 Main Block Diagram

Presents a high-level overview of the TV's main functional blocks and their interconnections.

11 Schematic Diagram

11.2 A-Board (114) Schematic Diagram

11.3 A-Board (214) Schematic Diagram

11.4 A-Board (314) Schematic Diagram

11.5 A-Board (414) Schematic Diagram

11.6 A-Board (514) Schematic Diagram

11.7 A-Board (614) Schematic Diagram

11.8 A-Board (714) Schematic Diagram

11.9 A-Board (814) Schematic Diagram

11.10 A-Board (914) Schematic Diagram

11.11 A-Board (1014), K-Board and S-Board Schematic Diagram

11.12 A-Board (1114) Schematic Diagram

11.13 A-Board (1214) Schematic Diagram

11.14 A-Board (1314) Schematic Diagram

11.15 A-Board (1414) Schematic Diagram

11.16 C1-Board Schematic Diagram

11.17 C2-Board Schematic Diagram

11.18 SN-Board (19) Schematic Diagram

11.19 SN-Board (29) Schematic Diagram

11.20 SN-Board (39) Schematic Diagram

11.21 SN-Board (49) Schematic Diagram

11.22 SN-Board (59) Schematic Diagram

11.23 SN-Board (69) Schematic Diagram

11.24 SN-Board (79) Schematic Diagram

11.25 SN-Board (89) Schematic Diagram

11.26 SN-Board (99) Schematic Diagram

11.27 SS-Board (12) Schematic Diagram

11.28 SS-Board (22) Schematic Diagram