BACK/AV Board PB9452 | Toshiba 50A50 55A60, 50A60 instruction

BACK/AV BOARD PB9452

BOTTOM (FOIL) SIDE

GENERAL ADJUSTMENTS

SPECIFIC INFORMATIONS

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Image 41

Toshiba 50A50 55A60, 50A60 service manual BACK/AV Board PB9452

Contents

50A60, 50A50 Table of Contents RAY Radiation Precaution General Adjustments Safety InstructionsSafety Precaution Product Safety Notice Leakage will Occur CRT Assembly Replacement and Mounting Adjusting Procedure in Replacing CRT Servicing Precautions B Focus Adjustment Picture Tube Components AdjustmentTilt Adjustment Centering Adjustment Screen VR Focus VR Location of Screen and Focus VR’S Replacement of High Voltage Cable Replacement of the CRT Entering to Service Mode Service ModeDisplaying the Adjustment Menu KEY Function in the Service Mode Adjusting the Data Selecting the Adjusting ItemsExit from Service Mode Self Diagnostic Function Adjustment Procedure Electrical Adjustment HIT HeightWidth WID KEY Function Convergence Adjustment Convergence AdjustmentCentering Adjustment Picture Position Adjustment Replacing Convergence Unit CRT Replacement HOW to Clean Screen HOW to Clean Lens and MirrorScreen and Mirror Alignments Assembling Front Screen High Voltage Check Circuit ChecksAnode Voltage Measuring Method FS Circuit Check Safety Instructions Specific Informations Setting & Adjusting DataService Mode Adjusting Items and Data in the Service Mode Circuit Checks TV/VIDEO Power Volume T S Exit Demo Menu Recall Power Timer TV/VIDEO ResetLight Mute TV/CABLE function Programming Channel Memory Circuit Block Diagram Mechanical Disassembly OMF Chassis Replacement Parts ListCapacitors Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Resistors Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Coils & Transformers TFB3086AD Semiconductors IC, MC14053BFEL Miscellaneous Tuner PC Board AssembliesPicture Tube Cabinet Parts Accessories Bottom Foil Side SIGNAL/CON Board PB9450 DEF/POWER Board PB9451 BACK/AV Board PB9452 DIGI-COMB Board PB9398 DIGI-CONV Board PB9453 Drive Board PB9454-3 Drive Board PB9454-1 Drive Board PB9454-2 REM Board PB9454-10 FRONT-CONV Board PB9454-5FRONT-IN Board PB9454-9 SVM Board PB9454-6 FRONT-CON Board PB9454-8 Terminal View of Transistors Memo Specifications Representative 50A60 Toshiba Corporation