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KV-DR34M87
RM-991
TABLE OF CONTENTS
SELF DIAGNOSTIC FUNCTION ..................................3
1. DISASSEMBLY
1-1.
Rear Cover Removal .................................................. 6
1-2.
3D Speaker Box Removal .......................................... 6
1-3.
Speaker Removal ........................................................ 6
1-4.
Chassis Assy Removal ................................................ 6
1-5.
DH Board Removal .................................................... 6
1-6.
Service Position .......................................................... 6
1-7
Service Position on TV Stand .................................... 7
1-8.
Terminal Bracket Removal ......................................... 7
1-9.
B3 and D5 Boards Removal ....................................... 7
1-10. F1 Board Removal ...................................................... 7
1-11. BC1 and P Boards Removal ....................................... 7
1-12. H1 and H2 Boards Removal ....................................... 8
1-13. A and D Boards Removal ........................................... 8
1-14. Picture Tube Removal ................................................ 8
1-11. BC1 and P Boards Removal ....................................... 7
1-12. H1 and H2 Boards Removal ....................................... 8
1-13. A and D Boards Removal ........................................... 8
1-14. Picture Tube Removal ................................................ 8
2. SERVICE JIG
2-1.
Jigs Required For Servicing ..................................... 10
3. CIRCUIT BOARDS LOCATION ................................. 10
4. ADVANCE OPERATION
4-1.
"RESET" Function ................................................... 11
5. SET-UP ADJUSTMENTS
5-1.
Beam Landing .......................................................... 12
5-2.
Convergence Adjustment ......................................... 13
5-3.
Focus Adjustment ..................................................... 15
5-4.
Neck Assy Twist Adjustment ................................... 15
5-5.
G2 (SCREEN) and White Balance Adjustment ....... 15
6. CIRCUIT ADJUSTMENTS
6-1.
Adjustment With Commander ................................. 16
6-2.
Adjustment Method .................................................. 16
6-3.
Picture Quality Adjustments .................................... 35
6-4.
Sub Hue/Col Adjustments ........................................ 35
6-5.
Deflection Adjustments ............................................ 36
6-6.
A Board Adjustment After IC003 (MEMORY)
Replacement ............................................................. 37
Replacement ............................................................. 37
6-7.
Picture Distortion Adjustment .................................. 38
Section
Title
Page
Section
Title
Page
7. DIAGRAMS
7-1.
Block Diagram ......................................................... 39
7-2.
Schematic Diagram information .............................. 48
(1) A Board Schematic Diagrams ............................ 49
(2) B3 Board Schematic Diagram ............................ 53
(3) D Board Schematic Diagram .............................. 55
(4) D5 Board Schematic Diagram ........................... 57
(5) C Board Schematic Diagram .............................. 59
(6) BC1 Board Schematic Diagram ......................... 61
(7) H1 Board Schematic Diagram ........................... 63
(8) P and F1 Boards Schematic Diagrams ............... 65
(9) VM Board Schematic Diagram .......................... 67
(10) H2 and J Boards Schematic Diagrams ............. 68
(11) DH Board Schematic Diagram ......................... 69
(1) A Board Schematic Diagrams ............................ 49
(2) B3 Board Schematic Diagram ............................ 53
(3) D Board Schematic Diagram .............................. 55
(4) D5 Board Schematic Diagram ........................... 57
(5) C Board Schematic Diagram .............................. 59
(6) BC1 Board Schematic Diagram ......................... 61
(7) H1 Board Schematic Diagram ........................... 63
(8) P and F1 Boards Schematic Diagrams ............... 65
(9) VM Board Schematic Diagram .......................... 67
(10) H2 and J Boards Schematic Diagrams ............. 68
(11) DH Board Schematic Diagram ......................... 69
7-3.
Voltage List and Waveform ...................................... 70
7-4.
Printed Wiring Boards and Parts Location .............. 84
7-5.
Semiconductors ........................................................ 96
8. EXPLODED VIEWS
8-1.
Speaker Bracket ........................................................ 99
8-2.
3D Speaker ............................................................... 99
8-3.
Chassis .................................................................... 100
8-4.
Picture Tube ............................................................ 101
9. ELECTRICAL PARTS LIST ...................................... 102
OPERATING INSTRUCTIONS
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK
! ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD,
OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD,
OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
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