Table Of Contents - Sony TRINITRON KV-28FQ86B Service Manual

TABLE OF CONTENTS
Section Title Page
Caution 3
Specifications 4
Connectors 6
Self Diagnostic Software 7
1. GENERAL
Switching On the TV and
Automatically Tuning hacseeeeceeeseees 8
Introducing and Using the Menu
System 9
The Picture Adjustment Menu .... 9
The Sound Adjustment Menu 10
PAP (Picture and Picture) scene 10
Teletext = aleeeeeeeenseceee 11
Remote Control Configuration
for VCR or DVD 11
Technical Specifications 12
Lifting the TV Set 12
Troubleshooting 13
2. DISASSEMBLY
2-1. RearCoverRemoval ---vaeecssesessesseee 14
2-2. Speaker Connector Disconnection...........:.... 14
2-3. Chassis Removal and Refitting .... 14
2-4. Service Position 15
2-5. |G Board Removal 15
2-6. D2BoardRemoval nase 15
2-7. DBoardRemoval acess 15
2-8. Picture Tube Removal 16
Bottom Plates 17
3. SET-UP ADJUSTMENTS
3-1. BeamLanding 42 uceesesceeees 18
3-2. Comvergence i aausueaseeseeseeee 19
3-3. FocusAdjustment 422 haaseeeeeeeteeees 21
3-4. Screen (G2), White Balance wee 21
4, CIRCUIT ADJUSTMENTS
4-1. Electrical Adjustments 22
4-2. Test Mode 2 24
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR THE
CARBON PAINTED ON THE CRT, AFTER REMOVAL OF THE
ANODE CAP.
' 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.
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.
Section Title Page
5. DIAGRAMS
5-1. BlockDiagrams(1) saassseecesessseseee 25
Block Diagrams (2) aseasesseesavsnsee 26
Block Diagrams (3) 27
Block Diagrams (4) 28
5-2. Circuit Board Location 28
5-3. Schematic Diagrams and
Printed Wiring Boards 28
* A Board Schematic 30
* A Board PWB 33
*B Board Schematic 35
*B Board PWB 37
* D2 Board Schematic 38
*D2 Board PWB 37
*F1 Board Schematic 39
*F1 Board PWB 40
*H1 Board Schematic 39
*H1 Board PWB 40
* VM Board Schematic 39
* VM Board PWB 40
* G Board Schematic 41
*G Board PWB 40
* C Board Schematic 42
*C Board PWB 43
* J Board Schematic 44
* J Board PWB 43
* D Board Schematic 46
*D Board PWR haeacescesssenseees 45
5-4. Semiconductors saasaeeceescesssvnee 47
5-5. ICBlocks 4 £2 inaceesesseeseeees 49
6. EXPLODED VIEWS
6-1. Chassis aneceeneesessenee 51
6-2. PictureTube 2 ©) hiaeeacensesseseeve 52
7. ELECTRICAL PARTS LIST - hee 53
ATTENTION
APRES AVOIR DECONNECTE LE CAP DE'LANODE,
COURT-CIRCUITER LANODE DU TUBE CATHODIQUE ET
CELUI DE LANODE DU CAP AU CHASSIS METALLIQUE DE
LAPPAREIL, OU AU COUCHE DE CARBONE PEINTE SUR LE
TUBE CATHODIQUE OU AU BLINDAGE DU TUBE
CATHODIQUE.
ATTENTION
AFIN D'EVITER TOUT RISQUE D'ELECTROCUTION
PROVENANT D'UN CHASSIS SOUS TENTION, UN
TRANSFORMATEUR D'ISOLEMENT DOIT ETRE UTILISE LORS
DE TOUT DEPANNAGE LE CHASSIS DE CE RECEPTEUR EST
DIRECTMENT RACCORDE A L'ALIMENTATION SECTEUR.
ATTENTION AUX COMPOSANTS RELATIFS A
LA SECURITE!!
LES COMPOSANTS IDENTIFIES PAR UNE TRAME ET PAR UNE
MARQUE & SUR LES SCHEMAS DE PRINCIPE, LES VUES
EXPLOSEES ET LES LISTES DE PIECES SONT D'UNE IMPOR-
TANCE CRITIQUE POUR LA SECURITE DU FONCTIONNEMENT,
NE LES REMPLACER QUE PAR DES COMPSANTS SONY DONT
LE NUMERO DE PIECE EST INDIQUE DANS LE PRESENT
MANUEL OU DANS DES SUPPLEMENTS PUBLIES PAR SONY.
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