Drive Board PB9454-1, Drive Board PB9454-3 | Toshiba 50A50 55A60

R-DRIVE BOARD PB9454-1

BOTTOM (FOIL) SIDE

SPECIFIC INFORMATIONS GENERAL ADJUSTMENTS

B-DRIVE BOARD PB9454-3

BOTTOM (FOIL) SIDE

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Toshiba 50A50 55A60, 50A60 service manual Drive Board PB9454-1, Drive Board PB9454-3

Contents

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