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File name BX1S KV-BM14M70.pdf

REVISION HISTORY MODEL BX1S CHASSIS PART NO. : 9-872-411-02 KV-BM14M70 NO. 1 2 SUFFIX -01 -02 DATE 2003/11 2004/6 SUPP / CORR __ Supp-1 DESCRIPTION 1st Issue R827 Part Number Change (Page 63) SERVICE MANUAL MODEL COMMANDER DEST. CHASSIS NO. MODEL BX1S CHASSIS COMMANDER DEST. CHASSIS NO. KV-BM14M70 RM-W101 Saudi Arabia SCC-V10C-A TRINITRON ® COLOR TV KV-BM14M70 RM-W101 TABLE OF CONTENTS Section Title Page Section Title Page SELF DIAGNOSTIC FUNCTION ... 3 1. DISASSEMBLY 1-1. Rear Cover Removal ... 6 1-2. Speaker Removal ... 6 1-3. Chassis Assy Removal ... 6 1-4. Service Position ... 6 1-5. Terminal Bracket Removal ... 6 1-6. A Board Removal ... 6 1-7. Picture Tube Removal ... 7 2. SET-UP ADJUSTMENTS 2-1. Beam Landing ... 8 2-2. Convergence ... 9 2-3. Focus Adjustment ... 11 2-4. G2 (SCREEN) Adjustment ... 11 2-5. White Balance Adjustment ... 11 2-6. Sub Bright Adjustment ... 11 3. CIRCUIT ADJUSTMENTS 3-1. Adjustment With Commander ... 12 3-2. Adjustment Method ... 13 3-3. Picture Quality Adjustments ... 28 3-4. Deflection Adjustment ... 28 3-5. Drive Adjustment ... 29 3-6. Picture Distortion Adjustment ... 30 4. DIAGRAMS 4-1. Block Diagram ... 31 4-2. Circuit Boards Location ... 32 4-3. Schematic Diagram Information ... 32 4-3-1. A Board -- Processor (Block A) ... 33 4-3-2. A Board -- Audio (Block B) ... 35 4-3-3. A Board -- Power Supply (Block C) ... 37 4-3-4. A Board -- Deflection (Block D) ... 39 4-3-5. A Board -- Tuner (Block E) ... 41 4-3-6. A Board -- Jack (Block F) ... 43 4-3-7. C Board Schematic Diagram ... 45 4-4. Voltage Measurement and Waveforms ... 46 4-5. Printed Wiring Boards and Parts Location ... 49 4-6. Semiconductors ... 52 5. EXPLODED VIEWS 5-1. Chassis ... 54 6. ELECTRICAL PARTS LIST ... 55