Read Sony KDL-19M4000 Service Manual online
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KDL-19M4000
KDL-19M4000
TABLE OF CONTENTS
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety-Related Component Warning .............................................. 7
Safety Check-Out ........................................................................... 9
Self-Diagnostic Function ............................................................... 10
SECTION 1: DISASSEMBLY ................................................................11
1-1. Stand Removal
......................................................................11
1-2. Handle Removal
....................................................................11
1-3. Rear Cover Removal ............................................................ 12
1-4. Function Key Removal ......................................................... 12
1-5. H3 Board Removal
............................................................... 13
1-6. A Board and G Board Removal ............................................ 13
1-7. Hinge Removal
..................................................................... 14
1-8. LCD Panel and Main Bracket Removal ................................ 14
1-9. Speakers Removal
............................................................... 15
1-10. H2 Board and LED Lens Removal ....................................... 15
Wire Dressing ............................................................................... 16
Overall
View
......................................................................... 16
SECTION 2: SERVICE ADJUSTMENTS ............................................. 17
2-1. Resetting to Factory Defaults after Board Replacement ...... 17
SECTION 3: DIAGRAMS ..................................................................... 18
3-1. Circuit Boards Location ........................................................ 18
3-2. Printed Wiring Boards
and Schematic Diagrams Information .................................. 18
3-3. Block Diagram
...................................................................... 20
3-4. Connector Diagram .............................................................. 21
3-5. Schematics and Supporting Information .............................. 22
A Board Schematic Diagram (1 of 15) .................................. 22
A Board Schematic Diagram (2 of 15) .................................. 23
A Board Schematic Diagram (3 of 15) .................................. 24
A Board Schematic Diagram (4 of 15) .................................. 25
A Board Schematic Diagram (5 of 15) .................................. 26
A Board Schematic Diagram (6 of 15) .................................. 27
A Board Schematic Diagram (7 of 15) .................................. 28
A Board Schematic Diagram (8 of 15) .................................. 29
A Board Schematic Diagram (9 of 15) .................................. 30
A Board Schematic Diagram (10 of 15) ................................ 31
A Board Schematic Diagram (11 of 15) ................................ 32
A Board Schematic Diagram (12 of 15) ................................ 33
A Board Schematic Diagram (13 of 15) ................................ 34
A Board Schematic Diagram (14 of 15) ................................ 35
A Board Schematic Diagram (15 of 15) ................................ 36
H1 Board Schematic Diagram .............................................. 37
H2 Board Schematic Diagram .............................................. 38
H3 Board Schematic Diagram .............................................. 39
G Board Schematic Diagram ............................................... 40
SECTION 4: EXPLODED VIEWS ........................................................ 42
4-1. Rear Cover Assembly and Stand Assembly ........................ 42
4-2. Chassis ................................................................................ 43
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
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