Toshiba 50A60, 50A50 55A60 service manual Table of Contents

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SPECIFIC INFORMATIONS GENERAL ADJUSTMENTS

TABLE OF CONTENTS

 

CHAPTER 1 GENERAL ADJUSTMENTS

 

SAFETY INSTRUCTIONS

3

CRT ASSEMBLY REPLACEMENT AND MOUNTING

4

PICTURE TUBE COMPONENTS ADJUSTMENT

6

REPLACEMENT OF THE CRT

8

SERVICE MODE

9

ELECTRICAL ADJUSTMENT

11

CONVERGENCE ADJUSTMENT

13

SCREEN AND MIRROR ALIGNMENTS

15

CIRCUIT CHECKS

16

CHAPTER 2 SPECIFIC INFORMATIONS

 

SETTING & ADJUSTING DATA

17

LOCATION OF CONTROLS

18

PROGRAMMING CHANNEL MEMORY

20

CIRCUIT BLOCK DIAGRAM

21

MECHANICAL DISASSEMBLY

23

CHASSIS REPLACEMENT PARTS LIST

25

PC BOARDS BOTTOM VIEW

41

TERMINAL VIEW OF TRANSISTORS

51

SPECIFICATIONS

53

APPENDIX:

 

CIRCUIT DIAGRAM

 

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Contents 50A60, 50A50 Table of Contents Safety Precaution General Adjustments Safety InstructionsRAY Radiation Precaution Product Safety NoticeCRT Assembly Replacement and Mounting Leakage will OccurServicing Precautions Adjusting Procedure in Replacing CRTTilt Adjustment Picture Tube Components AdjustmentB Focus Adjustment Centering AdjustmentLocation of Screen and Focus VR’S Screen VR Focus VRReplacement of the CRT Replacement of High Voltage CableDisplaying the Adjustment Menu Service ModeEntering to Service Mode KEY Function in the Service ModeExit from Service Mode Selecting the Adjusting ItemsAdjusting the Data Self Diagnostic FunctionElectrical Adjustment Adjustment ProcedureWidth HeightHIT WIDCentering Adjustment Convergence AdjustmentKEY Function Convergence Adjustment Picture Position AdjustmentCRT Replacement Replacing Convergence UnitScreen and Mirror Alignments HOW to Clean Lens and MirrorHOW to Clean Screen Assembling Front ScreenAnode Voltage Measuring Method Circuit ChecksHigh Voltage Check FS Circuit CheckService Mode Adjusting Items and Data in the Service Mode Specific Informations Setting & Adjusting DataSafety Instructions Circuit ChecksPower Volume T S Exit Demo Menu TV/VIDEOLight ResetRecall Power Timer TV/VIDEO MuteProgramming Channel Memory TV/CABLE functionCircuit 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 Semiconductors TFB3086ADIC, MC14053BFEL Miscellaneous Tuner PC Board AssembliesPicture Tube Accessories Cabinet PartsSIGNAL/CON Board PB9450 Bottom Foil SideDEF/POWER Board PB9451 BACK/AV Board PB9452 DIGI-CONV Board PB9453 DIGI-COMB Board PB9398Drive Board PB9454-1 Drive Board PB9454-3Drive 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