Toshiba 50A50 55A60, 50A60

– 41 – – 42 –

SIGNAL/CON BOARD PB9450

BOTTOM (FOIL) SIDE

Contents

Main TABLE OF CONTENTS CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS Attention Serviceman SERVICING PRECAUTIONS PICTURE TUBE COMPONENTS ADJUSTMENT Page REPLACEMENT OF THE CRT SERVICE MODE Page ELECTRICAL ADJUSTMENT * CONVERGENCE ADJUSTMENT Page SCREEN AND MIRROR ALIGNMENTS * CIRCUIT CHECKS SETTING & ADJUSTING DATA CHAPTER 2 SPECIFIC INFORMATIONS TV front 18 LOCATION OF CONTROLS (Representative : 50A60) TV rear TV/VIDEO MENU VOL VOL EXIT DEMOTV/VIDEO POWER Remote Control Page Page MECHANICAL DISASSEMBLY 23 24 1 Speaker Grille Removal 2 Control Panel Removal 3 Front Mask Removal 5 Shield Plate, Lens Removal 6 Mirror Removal 7 Back Board Removal 8 Light Box Removal 4 Mask Removal * NOTICE: CAPACITORSCAPACITORS The PC board assembly with mark is no longer available after the end of the production. 26 27 28 RESISTORSRESISTORS 29 RESISTORSRESISTORS RESISTORS 30 31 32 33 34 COILS & TRANSFORMERSCOILS & TRANSFORMERS 35 COILS & TRANSFORMERSCOILS & TRANSFORMERS COILS & TRANSFORMERS SEMICONDUCTORSSEMICONDUCTORS 36 SEMICONDUCTORSSEMICONDUCTORS SEMICONDUCTORS 37 MISCELLANEOUSMISCELLANEOUS 38 MISCELLANEOUSMISCELLANEOUS MISCELLANEOUS PC BOARD ASSEMBLIESPC BOARD ASSEMBLIES 39 * PICTURE TUBEPICTURE TUBE * PICTURE TUBEPICTURE TUBE PICTURE TUBE TUNERTUNER TUNER ACCESSORIESACCESSORIES 40 ACCESSORIESACCESSORIES ACCESSORIES CABINET PARTSCABINET PARTS CABINET PARTSCABINET PARTS CABINET PARTS Page Page Page Page Page Page Page Page TERMINAL VIEW OF TRANSISTORS Page GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS GENERAL ADJUSTMENTS SPECIFICATIONS (Representative: 50A60)