Philips FPF42C128135UA-52 technical specifications Fault Finding Flowcharts

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Service Modes, Error Codes, and Fault Finding

FHP PDP

 

5.

 

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5.4.3Fault Finding Flowcharts

Problem analysis procedure: PDP repair / board swap

PDP Repair procedure Board Swap

The entire Screen does not light. The set is going into protection.

(PSU is OK)

Go to Step 1 in the procedure Check the 3.3V Vpr2 on the PSU and the Logic board

Go to Step 2 in the procedure Check if there is a short circuit on boardsY-SUS, X-SUS, SDMs, X-BUS, or XFPCs

Go to Step 3 in the procedure

Check if there is a short circuit on boards ABUS-L, ABUS-R, or ADMs

Go to Step 4 in the procedure Check if Vcc (5V), Vs (85V) and Va (63V) are present

on PSU and boards

Vertical Line / Vertical Bar?

Horizontal bar?

Go to the

Go to the

"Vertical line/Vertical bar"

"Horizontal bar"

problem analysis procedure

problem analysis procedure

Logic Board Exchange

procedure.

Use of ComPair

Copy data from the

defective Logic board

Restore data into the new

board

Ship Out

Auto alignment procedure

G_16400_025.eps 310706

Figure 5-4 Problem analysis procedure: PDP repair / board swap

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Contents Colour Television Module ContentsSpecifications Technical SpecificationsSerial Numbers Index of this chapterPWB locations Connector positionsLvds connector CN1 Logic Board Some connector layoutsSafety Instructions Safety Instructions, Warnings, and NotesMechanical Instructions Directions for UseBoard Swap Instructions GeneralRadiation plate position SUS Circuit BoardABUS-L Circuit Board ABUS-R Circuit Board Mechanical InstructionsPSU Board Logic BoardError codes Service Modes, Error Codes, and Fault FindingHow to Connect the ComPair Tool Repair ToolsAdvanced PDP Exchange Actual Way-of-Working Process FlowCustomized Repair 2 42 A4 ALiS Plasma Display Panel Repair InstructionsRemark Problem analysis procedure PDP repair / board swap Fault Finding FlowchartsProblem Analysis Procedure The entire screen does not light Short-circuit check on Boards and Power Supply Lines ABUS-L board CN52 pins 1 3 or CN52 pins 4 Are shorted? Procedure Case of Logic Board replacementFollow the Logic Board Exchange Vertical line/Vertical bar problem analysis procedure Replace the defective parts G16400032.eps Horizontal bar problem analysis procedure Logic Board Exchange Logic Board Exchange Fault Fault status Contents #$% Philips Block Diagrams Block Diagrams, Test point Overview, and Wave FormsTest Points Wave Forms Power block diagramVoltage Setting Procedure Circuit Diagrams and PWB LayoutsAlignments Board Function Description Circuit Descriptions and Abbreviation ListDifferences between the Versions A1, A2, A3, and A4 Specifications 42A1 42A2 42A3 42A4Layouts SUS List of abbreviations Spare Parts ListOverview of chassis and manuals, covered by This manual Revision List

FPF42C128135UA-52 specifications

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