Sony KL-W9000 - Manual (Page 4)

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KL-W7000/W9000
RM-Y980
TABLE OF CONTENTS
Section Title Page Section Title Page
1. GENERAL .................................................................. 5
2. DISASSEMBLY
2-1. Rear Cover Removal ........................................... 18
2-2. Chassis Assy Removal ........................................ 18
2-3. Service Position ................................................... 18
2-4. U Board Removal ................................................ 18
2-5 Power Block and K Board Removal ................... 19
2-6. Filter Removal ..................................................... 19
2-7. Lamp Removal .................................................... 20
2-8. HA and HB Boards Removal .............................. 20
2-9-1. Screen Frame Removal [W7000] ........................ 20
2-9-2. Screen Frame Removal [W9000] ........................ 20
2-10-1.C Board Removal ................................................ 21
2-10-2.Extension Cable (C Board) .................................. 21
2-11. Optical Unit Removal .......................................... 21
3. CIRCUIT ADJUSTMENTS ................................ 22
4. DIAGRAMS
4-1. Block Diagrams ................................................... 39
4-2. Circuit Boards Location ....................................... 53
4-3. Schematic Diagrams and Printed
Wiring Boards ................................................. 54
(1) Schematic Diagrams of HA,HB, K,
TA and TB Boards ........................................... 55
(2) Schematic Diagram of A (1/3) Board ................... 63
(3) Schematic Diagram of A (2/3) Board ................... 67
(4) Schematic Diagram of A (3/3) Board ................... 71
(5) Schematic Diagram of BB Board .......................... 75
(6) Schematic Diagram of U Board ............................ 83
(7) Schematic Diagram of C (1/2) Board .................... 87
(8) Schematic Diagram of C (2/2) Board .................... 91
(9) Schematic Diagrams of G and GA Boards ............ 95
4-4. Semiconductors ................................................... 99
5. EXPLODED VIEWS
5-1. Chassis [W7000] ................................................. 101
5-2. Front Cover [W7000] .......................................... 102
5-3. Screen Mirror Block and Optics Unit [W7000] .. 103
5-4. Chassis [W9000] ................................................. 104
5-5. Front Cover [W9000] .......................................... 105
5-6. Screen Mirror Block and Optics Unit [W9000] .. 106
6. ELECTRICAL PARTS LIST ............................ 107
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.
ATTENTION AUX COMPOSANTS RELATIFS À LA
SÉCURITÉ!!
LES COMPOSANTS IDENTIFIÉS PAR UNE TRAME ET
UNE MARQUE
¡
SONT CRITIQUES POUR LA
SÉCURITÉ. NE LES REMPLACER QUE PAR UNE PIÈCE
PORTANT LE NUMÉRO SPECIFIÉ. LES RÉGLAGES DE
CIRCUIT DONT L’IMPORTANCE EST CRITIQUE POUR
LA SÉCURITÉ DU FONCTIONNEMENT SONT
IDENTIFIÉS DANS LE PRÉSENT MANUEL. SUIVRE CES
PROCÉDURES LORS DE CHAQUE REMPLACEMENT DE
COMPOSANTS CRITIQUES, OU LORSQU’UN MAUVAIS
FONCTIONNE-MENT EST SUSPECTÉ.