File name Sony KV-21FS140 (Chassis BX-1S).pdfHISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE MANUAL
MODEL NAME REMOTE COMMANDER DESTINATION
BX-1S
CHASSIS NO.
CHASSIS
KV-21FS140 KV-21FS140
RM-YA005 RM-YA005
LATIN NORTH LATIN SOUTH
SCC-S79A-A SCC-S79B-A
ORIGINAL MANUAL ISSUE DATE: 2/2006
REVISION DATE 2/2006
SUBJECT No revisions or updates are applicable at this time.
TRINITRON® COLOR TELEVISION
9-965-997-01
Self Diagnosis
Supported model
SERVICE MANUAL
MODEL NAME REMOTE COMMANDER DESTINATION
BX-1S
CHASSIS NO.
CHASSIS
KV-21FS140 KV-21FS140
RM-YA005 RM-YA005
LATIN NORTH LATIN SOUTH
SCC-S79A-A SCC-S79B-A
KV-21FS140
RM-YA005
TRINITRON® COLOR TELEVISION
9-965-997-01
KV-21FS140
TABLE OF CONTENTS
SECTION TITLE PAGE SECTION TITLE PAGE
Specifications ... 4 Warnings and Cautions ... 5 Safety Check-Out ... 6 Self-Diagnostic Function ... 7 SECTION 1: DISASSEMBLY ... 9 1-1. Rear Cover Removal ... 9 1-2. Chassis Assembly Removal ... 9 1-3. Service Position... 10 1-4. Picture Tube Removal ...11 Anode Cap Removal Procedure...11 SECTION 2: SET-UP ADJUSTMENTS... 12 2-1. Beam Landing ... 12 2-2. Convergence ... 13 2-3. Focus... 14 2-4. Screen (G2) ... 15 SECTION 3: CIRCUIT ADJUSTMENTS ... 16 3-1. Remote Adjustment Buttons and Indicators ... 16 3-2. Accessing the Service Menu Mode ... 17 3-3. Confirming Service Adjustment Changes ... 18 3-4. White Balance Adjustments... 18 3-5. Picture Quality Adjustments ... 18 PAL 50Hz Normal Mode ... 19
SECTION 4: DIAGRAMS ... 35 4-1. Circuit Boards Location ... 35 4-2. Printed Wiring Board and Schematic Diagram Information ... 35 4-3. Block Diagrams and Schematics... 36 Signal Flow Block Diagram ... 36 4-4. Schematics and Supporting Informatio |