DIGI-CONV Board PB9453, DIGI-COMB Board PB9398 | Toshiba 50A60

DIGI-CONV BOARD PB9453

BOTTOM (FOIL) SIDE

SPECIFIC INFORMATIONS GENERAL ADJUSTMENTS

DIGI-COMB BOARD PB9398

BOTTOM (FOIL) SIDE

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Image 42

Toshiba 50A60, 50A50 55A60 service manual DIGI-CONV Board PB9453, DIGI-COMB Board PB9398

Contents

50A60, 50A50 Table of Contents Safety Precaution General Adjustments Safety InstructionsRAY Radiation Precaution Product Safety Notice CRT Assembly Replacement and Mounting Leakage will Occur Servicing Precautions Adjusting Procedure in Replacing CRT Tilt Adjustment Picture Tube Components AdjustmentB Focus Adjustment Centering Adjustment Location of Screen and Focus VR’S Screen VR Focus VR Replacement of the CRT Replacement of High Voltage Cable Displaying the Adjustment Menu Service ModeEntering to Service Mode KEY Function in the Service Mode Exit from Service Mode Selecting the Adjusting ItemsAdjusting the Data Self Diagnostic Function Electrical Adjustment Adjustment Procedure Width HeightHIT WID Centering Adjustment Convergence AdjustmentKEY Function Convergence Adjustment Picture Position Adjustment CRT Replacement Replacing Convergence Unit Screen and Mirror Alignments HOW to Clean Lens and MirrorHOW to Clean Screen Assembling Front Screen Anode Voltage Measuring Method Circuit ChecksHigh Voltage Check FS Circuit Check Service Mode Adjusting Items and Data in the Service Mode Specific Informations Setting & Adjusting DataSafety Instructions Circuit Checks Power Volume T S Exit Demo Menu TV/VIDEO Light ResetRecall Power Timer TV/VIDEO Mute Programming Channel Memory TV/CABLE function Circuit Block Diagram Mechanical Disassembly Chassis Replacement Parts List CapacitorsOMF 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 Semiconductors TFB3086AD IC, MC14053BFEL Miscellaneous PC Board Assemblies Picture TubeTuner Accessories Cabinet Parts SIGNAL/CON Board PB9450 Bottom Foil Side DEF/POWER Board PB9451 BACK/AV Board PB9452 DIGI-CONV Board PB9453 DIGI-COMB Board PB9398 Drive Board PB9454-1 Drive Board PB9454-3 Drive Board PB9454-2 FRONT-CONV Board PB9454-5 FRONT-IN Board PB9454-9REM Board PB9454-10 SVM Board PB9454-6 FRONT-CON Board PB9454-8 Terminal View of Transistors Memo Specifications Representative 50A60 Toshiba Corporation