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KV-DR29M50/DR29M80
RM-991
TABLE OF CONTENTS
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.
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.
SELF DIAGNOSTIC FUNCTION ....................................... 3
1. DISASSEMBLY
1-1.
Rear Cover Removal .................................................. 6
1-2.
Speaker Removal ........................................................ 6
1-3.
Chassis Assy Removal ................................................ 6
1-4.
Service Position .......................................................... 6
1-5.
Service Position on TV Stand .................................... 6
1.6.
Terminal Bracket Removal ......................................... 7
1-7.
B3 and D5 Boards Removal ....................................... 7
1-8.
F1 Board Removal ...................................................... 7
1-9.
BC1 Boards Removal ................................................. 7
1-10. H1 and H2 Boards Removal ...................................... 7
1-11. A and D Boards Removal ........................................... 7
1-12. Picture Tube Removal ................................................ 8
1-11. A and D Boards Removal ........................................... 7
1-12. Picture Tube Removal ................................................ 8
2. SERVICE JIG .............................................................. 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.
Adjustments With Commander ................................ 16
6-2.
Adjustment Method .................................................. 16
6-3.
Picture Quality Adjustments .................................... 35
6-4.
Sub Hue/Col Adjustment .......................................... 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 Diagrams Informations ........................... 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, H2 and J Boards Schematic Diagrams ........ 63
(8) F1 and VM Boards Schematic Diagram ............ 65
(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, H2 and J Boards Schematic Diagrams ........ 63
(8) F1 and VM Boards Schematic Diagram ............ 65
7-3.
Voltage Measurement and Waveforms ..................... 67
7-4.
Printed Wiring Boards and Parts Location .............. 81
7-5.
Semiconductors ........................................................ 93
8. EXPLODED VIEWS
8-1.
Speaker Bracket ........................................................ 95
8-2.
Chassis ...................................................................... 96
8-3.
Picture Tube .............................................................. 97
9. ELECTRICAL PARTS LIST ........................................ 98
OPERATING INSTRUCTIONS
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