Sony Trinitron KV-25K5A - Table of Contents; Section Title

KV-25K5/29K5
TABLE OF CONTENTS
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[ Section Title Page Section Title Page
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1.
GENERAL
4.
CIRCUIT
ADJUSTMENTS
|
Overview
of
TV
buttons
4-1.
Electrical
Adjustments
hese
etceeeteees
20
Using Select Mode 4-2. TestMode2 ( aeeaeetestesteteees 23
Adjusting the Picture 4-3. FE-1 Self Diagnostic Software owe 24
Adjusting the Sound
Using the Sleep Timer 5. DIAGRAMS
Viewing Teletext
Exchanging Programme Pos oeseseeeseseeeenee 9 5-1. Block Diagrams haeeeseeeeeeneeees 25
Manually Tuning the TV heeeeeessseseeeeee 9 5-2. Circuit Board Location 9 vaseesestsssseeeee 32
Fine-Tuning ChannelS haneeccccceeeeeeeeees 10 5-3. Schematic Diagrams and
Using Optional Equipment oe 10 Printed Wiring Boards heasecsseeesesseeeees 32
Troubleshooting == haeueessesseettesees 11 * Si Board ————canesatseeseessees 34
Specifications — —aecaesetesentesseees Il * A Board ——naeeasnsntaeseeenee 41
* VM Board so haeaeteeeestettrtees 46
* CBoard ££ haeesseseeesetteeee 49
2. DISASSEMBLY * CHU Board aaeesavasatssecneece 51
5-4. Semiconductors (— haceeestesseesneseees 53
2-1. RearCoverRemoval vscseseeseeseeee 12 5-5: -IC:BlockS, = thee earte sd 55
2-2. Chassis Assy Removal — haaseseaeeseeeeeeee 12
2-3. Service Position saneeneeeencneneueers 13 6. EXPLODED VIEWS
2-4. Hi BoardRemoval hasseesseeseeeseees 13
2-5. Sl] Board Removal —«——___haeecccsteeeeetseees 13 6-1. Chassis (ws —<“—stsSSsSsSsS en en eee ee 56
2-6. Picture Tube Removal —heeeeeesseeeseeaee 14 6-2. PictureTube aneatenecerteneeees 57
2-7. Removal and Replacement of the
Main - Bracket bottom plates eee 15 7. ELECTRICAL PARTS LIST (—__bohvceecccesececcsees 58
3. SET-UP ADJUSTMENTS
3-1. Beam Landing
3-2. Convergence
3-3. Screen [G2] White Balance
3-4. Focus
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 ISOLATING 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 A 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.
Remeron
ETAT
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Lat
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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 DE PANNAGE.
LE CHASSIS DE CE RECEPTEUR EST DIRECTMENT R ACCORDE
A LALIMENTATION SECTEUR.
ATTENTION AUX COMPOSANTS RELATIFS A LA
SECURITE !!
LES COMPOSANTS IDENTIFIES PAR UNE TRAME ET PAR UNE
MARQUE A. SUR LES SCHEMAS DE PRINCIPE, LES Vy ES
EXPLOSEES ET LES LISTES DE PIECES SONT D’UNE IMPORTANCE
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 0@J DANS
DES SUPPLEMENTS PUBLIES PAR SONY.