Sony KLV-26HG2 Service Manual ▷ View online
KLV-26HG2 (UC)
5
TABLE OF CONTENTS
1. DISASSEMBLY ..................................... 1-1
1-1. REAR COVER AND STAND ASSY REMOVAL
1-1
1-2. CABINET ASSY REMOVAL ............................... 1-1
1-3. U1 BOARD REMOVAL ....................................... 1-2
1-4. MS AND MSB BOARDS REMOVAL .................. 1-2
1-5. G1 BOARD REMOVAL ....................................... 1-3
1-6. A1, TU AND UD BOARDS REMOVAL ............... 1-3
1-7. B BOARD REMOVAL ......................................... 1-4
1-8. H1 AND MSX BOARDS REMOVAL ................... 1-4
1-9. H2 BOARD REMOVAL ....................................... 1-5
1-10. H3 BOARD REMOVAL ..................................... 1-5
2. ADJUSTMENTS .................................... 2-1
2-1. Adjustment of signal level ................................... 2-1
2-1-1. Check AD calibration registration items ...... 2-1
2-1-2. Y signal AD calibration of TV/VIDEO input . 2-1
2-1-3. C signal AD calibration of TV/VIDEO input . 2-1
2-1-4. Y signal AD calibration of COMPONENT input . 2-2
2-1-5. C signal AD calibration of COMPONENT input . 2-2
2-2. White Balance Adjustment
2-2-1. White Balance of color temperature “high” .. 2-3
2-2-2. White Balance Adjustment of color
temperature “middle” .................................. 2-3
2-2-3. White Balance Adjustment of color
temperature “low” ......................................... 2-3
3. DIAGRAMS ............................................ 3-1
3-1. BLOCK DIAGRAMS ........................................... 3-1
3-2. FRAME DIAGRAM ............................................. 3-7
3-3. CIRCUIT BOARDS LOCATION ......................... 3-8
3-4. SCHEMATIC DIAGRAMS AND PRINTED
WIRING BOARDS ............................................. 3-8
(1) Schematic Diagrams of A1 Board ................. 3-9
(2) Schematic Diagrams of B Board ................... 3-14
(3) Schematic Diagram of G1 Board .................. 3-23
(4) Schematic Diagram of H1 and H2 Boards .... 3-25
(5) Schematic Diagram of H3 and U1 Boards .... 3-26
(6) Schematic Diagram of UD Board .................. 3-27
(7) Schematic Diagrams of MS Board ................ 3-29
(8) Schematic Diagram of MSB and MSX Boards . 3-33
(9) Schematic Diagram of TU Board .................. 3-34
3-5. SEMICONDUCTORS ......................................... 3-35
4. EXPLODED VIEWS ............................... 4-1
4-1. CABINET ASSY AND STAND ASSY ................. 4-2
4-2. CHASSIS ............................................................ 4-3
4-3. PACKING MATERIALS ...................................... 4-4
5. ELECTRICAL PARTS LIST ................... 5-1
KLV-26HG2 (UC) 1-1
1-1. REAR COVER AND STAND ASSY REMOVAL
SECTION 1
DISASSEMBLY
1-2. CABINET ASSY REMOVAL
2
Four screws
(+PSW 4x16)
3
Stand assy
1
Rear cover
2
Two screws
(+BVTP 3x10)
1
Four screws
(+PSW 4x8)
3
Cabinet assy
KLV-26HG2 (UC) 1-2
1-3. U1 BOARD REMOVAL
1-4. MS AND MSB BOARDS REMOVAL
1
Four screws
(+PSW 4x10)
5
Four screws
(+BVTT 3x6)
6
MS shield
4
MSB board
2
VESA frame & bracket
7
MSB board
3
Two screws
(+BVTT 3x6)
2
U1 board
1
Two screws
(+BVTT 3x6)
KLV-26HG2 (UC) 1-3
1-5. G1 BOARD REMOVAL
1-6. A1, TU AND UD BOARDS REMOVAL
2
G1 board
1
Five screws
(+BVTT 3x6)
2
TU board
7
UD shield case
8
UD board
5
A1 board
1
Two screws
(+BVTT 3x6)
6
Two connector screws
3
Two screws
(+BVTP 3x8)
4
Four screws
(+BVTT 3x6)
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