KLV-26U2520, KLV-26U2530, KLV-32U2520, KLV-32U2530, KLV-40U2520, KLV-40U2530 - Sony TV Service Manual (repair manual). Page 3

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- 2 -
SE-1
RM-EA006
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
1. GENERAL
           Caution ...............................................................
3
Specifications ......................................................
4
Connectors ..........................................................
5
Self Diagnosis .....................................................
7
2. DISASSEMBLY
2-1.
Stand Removal ....................................................
8
2-2.
Rear Cover Removal ...........................................
8
2-3.
Speaker Removal ................................................
9
2-4.
A1 Board Removal .............................................
9
2-5.
BDTR-2 Board Removal ....................................
10
2-6.
G1/G2 Board Removal .......................................
10
2-7.
H1 Board Removal .............................................
11
2-8.
H2 Board Removal .............................................
11
2-9.
H3 Board Removal .............................................
12
2-10. Bracket Removal .................................................
12
2-11. LCD Panel Removal ...........................................
13
3. CIRCUIT ADJUSTMENTS
3-1.
Electrical Adjustments  .......................................
14
3-2.
Test Mode 2 .......................................................
15
3-3.
TT OSD Labels  ..................................................
16
4. DIAGRAMS
4-1.
Block Diagrams(1) .............................................
17
Block Diagrams(2) .............................................
18
Block Diagrams(3) .............................................
19
Block Diagrams(4) .............................................
20
Block Diagrams(5) .............................................
21
4-2.
Circuit Board Location ........................................
21
4-3.
Schematic Diagrams and Printed Wiring
Boards .................................................................
21
A1 Board Schematic Diagram ............................
22
BDTR-2 Board Schematic Diagram ...................
30
G1 Board Schematic Diagram  (
26/32 inches) ........
53
G2 Board Schematic Diagram  (40 inches) ........
58
H1 Board Schematic Diagram ............................
63
H2 Board Schematic Diagram ............................
63
H3 Board Schematic Diagram ............................
63
A1 Printed Wiring Board  ..................................
64
H1 Printed Wiring Board  ..................................
64
H2 Printed Wiring Board  ..................................
64
H3 Printed Wiring Board  ..................................
64
BDTR-2 Printed Wiring Board  .........................
65
G1 Printed Wiring Board         (
26/32 inches) ........ 66
G2 Printed Wiring Board         (40 inches)   ......
67
5. EXPLODED  VIEWS
5-1.
Chassis ................................................................
69
5-2.
Rear Cover & Bezel ............................................
70
6. ELECTRICAL  PARTS  LIST ..................................     71  
SAFETY-RELATED COMPONENT WARNING !!
COMPONENTS IDENTIFIED BY SHADING AND MARKED
  
 
 ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE
PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
WARNING !!
AN ISOLATION TRANSFORMER SHOULD BE USED DURING
ANY SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD
DUE TO LIVE CHASSIS, THE CHASSIS OF THIS RECEIVER IS
DIRECTLY CONNECTED TO THE POWER LINE.
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