Tabla De Contenido; Section Title - Sony KLV-26M400A Manual De Servicio

SECTION TITLE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety-Related Component Warning .............................................. 7
Safety Check-Out ........................................................................... 9
Self-Diagnostic Function ............................................................... 10
SECTION 1: DISASSEMBLY ............................................................... 12
1-1. Rear Cover Removal ............................................................ 12
1-2. Switch Unit Removal (Contains HB1 Board) ........................ 12
1-3. Side Jack Bracket, BG2A Board and RF Bracket Removal . 13
1-4. G1 Board/G2 Board/IP5Z Board
(Power Unit) Removal .......................................................... 14
1-5. Stand and Under Cover Removal ........................................ 15
1-6. Structural Frames and Brackets Removal
(All Except KLV-40M400A Only) ........................................... 16
1-7. Structural Frames and Brackets Removal
(KLV-40M400A Only) ............................................................ 17
1-8. LCD Panel Removal ............................................................. 17
1-9. Balancer (ETC-MT Inverter) Board Removal ....................... 18
1-10. Loudspeakers, LED Guide, and HM4 Board Removal ........ 18
SECTION 2: SERVICE ADJUSTMENTS ............................................. 19
2-1. Using the Remote Commander for Electrical Adjustments .. 19
2-2. Accessing Service Adjustment Mode ................................... 19
2-3. Viewing the Service Menus .................................................. 19
2-4. Changing Service Data ........................................................ 20
2-4-1. Exiting Service Mode ................................................. 20
2-5. Verifying Service Data Changes .......................................... 20
KLV-26M400A/32M400A/37M400A/40M400A
TABLE OF CONTENTS
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SECTION TITLE

SECTION 3: DIAGRAMS ..................................................................... 21
3-1. Circuit Boards Location ........................................................ 21
3-2. Printed Wiring Boards and
3-3. Block Diagram ...................................................................... 23
3-4. Schematics and Supporting Information .............................. 24
3-5. Semiconductors ................................................................... 52
SECTION 4: EXPLODED VIEWS ........................................................ 53
4-1. Rear Cover Assembly and Stand Assembly ........................ 53
4-2. Chassis ............................................................................... 54
4-3. Connectors (KLV-26M400A/32M400A/37M400A Only) ....... 55
4-4. Connectors (KLV-40M400A Only) ........................................ 56
4-5. Bezel Assembly and LCD Panel .......................................... 57
4-6. Screw Legend (KLV-26M400A/32M400A Only) ................... 58
4-7. Screw Legend (KLV-37M400A/40M400A Only) ................... 59
SECTION 5: ELECTRICAL PARTS LIST ............................................ 60
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
KLV-26M400A/32M400A/37M400A/40M400A
Schematic Diagrams Information ......................................... 21
BG2A Board Schematic Diagram (1 of 8) ............................ 24
BG2A Board Schematic Diagram (2 of 8) ............................ 25
BG2A Board Schematic Diagram (3 of 8) ............................ 26
BG2A Board Schematic Diagram (4 of 8) ............................ 27
BG2A Board Schematic Diagram (5 of 8) ............................ 28
BG2A Board Schematic Diagram (6 of 8) ............................ 29
BG2A Board Schematic Diagram (7 of 8) ............................ 30
BG2A Board Schematic Diagram (8 of 8) ............................ 31
G1D Board Schematic Diagram (KLV-26M400A Only) ........ 34
G1D Board Schematic Diagram (KLV-32M400A Only) ........ 37
G2D Board Schematic Diagram (1 of 2)
(KLV-37M400A Only) ....................................................... 40
G2D Board Schematic Diagram (2 of 2)
(KLV-37M400A Only) ....................................................... 41
HB1 Board Schematic Diagram ........................................... 44
HM4 Board Schematic Diagram ........................................... 46
IP5Z Board Schematic Diagram (1 of 2)
(KLV-40M400A Only) ....................................................... 48
IP5Z Board Schematic Diagram (2 of 2)
(KLV-40M400A Only) ....................................................... 49
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