Sony KE-42MR1, KE-42MR1E, KE-42MR42M1 service manual Repair 2 Remove the Boards, Attension

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Repair 2 Remove the Boards

Remove the repairing Board

Relay Board	Screws
Scan	8

Common Relay Board 8 screws

Common Bypass Board

Digital Board

6 Screws

High Voltage Board

22 Screws

Board Screws

Data Relay Board 4 Screws

Data Relay Board 5 screws

ATTENSION

Scan Relay 8

Do not drop the screwdriver or screws on the board.

Be careful to not make the screw dust -------

Shortage factor

52

Image 54

Contents KE-42MR1/42MR1E/MR42M1 Contents PDP NP series Confirmation Common Manual No Signal Malfunction PhenomenonPDP Malfunction Phenomenon Abnormal Screen Abnormal Color Abnormal BlockPDP Ma l function Phe nomenon Vertical Vertical Line Single Line Two Lines Many Lines Vertical Vertical Block One Black Block One Zebra BlockMany Black Blocks Horizontal Horizontal Line One Black Block Horizontal BlockScreen Defect Lighting strip Black stripVs Protection High Voltage Circuit Broken Alarm Protection Panel Alarm FPC OpenedPanel Grid Opened No PictureAlarm Protection Vd Protection TCP Broken Data Relay Board Broken5V Protection Digital Board Broken High Voltage Circuit Broken No Priming No Signal Digital Board BrokenVacuum Tube Cracking Abnormal Screen High Voltage Circuit Broken Output of TCP Single Line Data Grid Open VerticalOutput of TCP Two Lines Data Grid ShortageMany Lines Data Grid Open TCP Broken Black Block Data Relay Board Zebra Block Data Relay Board Many Blocks Data Relay BoardScan Relay Board HorizontalTwo Lines Scan Relay Board Scan IC broken Block Scan Board 20 x 17mm 55 x 15mm Vd Vbw Vsw Vp Vw Label a Label B40 x 17mm 55 x 25mm Vo ltage Informa t ionPDP NP42D2MF01 Confirmation Manual Flow Chart Serial Numbe r Module Number and Panel IDPanel Crack Flexible Cabl e Flexible CableConnectors Connectors ConditionCo n nector Check i ng Locked Unlocked Ester Checkin g Tester Checking Tester Checking Ester Checkin g Parts Location High Voltage Board Tester Checking Nega Posi Strip Defect Strip Defect Vertical Line Shortage Mode All Red Pattern Vertical Line Vertical Line Vertical Line Horizontal Line 42HD2 Board Location PDP NP42D2MF01 Repair Manual Repair Flow Chart Preparation Pre-setting Put the cushion on a table and repaired module on cushionRemove the repairing Board Repair Re m ove connectors and cablesHow to remove the connectors RepairFlat Cable Type C Repair 2 Remove the Boards AttensionInstall the new board Repair 3 Install the new boardsCheck the cables and in sockets Re p air 4 Connecti ngConnect some connectors Repair 4 ConnectingConnection Condition High Voltage Board Photograph Mounting Setting Check workingVSW、-VW Adjustment Voltage AdjustmentVBW 、 VP Adjustment Aging ActionInspection Color BarOcking Condit i on Parts Information NP42D2MF01AA, AB Ichinomiya TEC