Read Sony KLV-L23M1 Service Manual online
KLV-L23M1(AEP)
4
TABLE OF CONTENTS
1. DISASSEMBLY ............................................. 1-1
1-1.
STAND REMOVAL .......................................... 1-1
1-2.
REAR CABINET ASSY REMOVAL ............... 1-1
1-3.
G2 BOARD REMOVAL ................................... 1-2
1-4.
U1 BOARD REMOVAL ................................... 1-2
1-5.
TU AND U2 BOARDS REMOVAL ................. 1-3
1-6.
A AND B BOARDS REMOVAL ...................... 1-3
1-7.
LCD PANEL REMOVAL ................................. 1-4
1-8.
H1 BOARD REMOVAL ................................... 1-5
1-9.
H2 BOARD REMOVAL ................................... 1-5
2. ADJUSTMENT .............................................. 2-1
2-1.
AGING CONDITION ........................................ 2-1
2-2.
WHITE BALANCE ADJUSTMENT ................ 2-1
2-2-1. White balance of Color temperature “Cool” . 2-1
2-2-2. White balance of Color temperature “Normal” 2-1
2-2-3. White balance of Color temperature “Warm” 2-2
3. DIAGRAMS ................................................... 3-1
3-1.
BLOCK DIAGRAMS ........................................ 3-1
3-2.
FRAME DIAGRAMS ........................................ 3-5
3-3.
CIRCUIT BOARDS LOCATION ..................... 3-6
3-4.
SCHEMATIC DIAGRAMS AND PRINTED
WIRING BOARDS .......................................... 3-6
(1)
Schematic Diagrams of A Board ................... 3-7
(2)
Schematic Diagrams of B Board ................... 3-14
(3)
Schematic Diagrams of G2 Board ................. 3-20
(4)
Schematic Diagram of H1 and H2 Boards .... 3-22
(5)
Schematic Diagrams of TU and U2 Boards .. 3-23
(6)
Schematic Diagrams of U1 Board ................. 3-24
3-5.
SEMICONDUCTORS ....................................... 3-25
4. EXPLODED VIEWS ...................................... 4-1
4-1.
CABINET ASSY AND STAND ....................... 4-2
4-2.
CHASSIS-1 ........................................................ 4-3
4-3.
CHASSIS-2 ........................................................ 4-4
4-4.
BEZEL ASSY .................................................... 4-5
4-5.
PACKING MATERIALS .................................. 4-6
5. ELECTRICAL PARTS LIST ......................... 5-1
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