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Sony TRINITRON KV-25FX30B - Table of Contents

Sony TRINITRON KV-25FX30B
58 pages
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TABLE
OF
CONTENTS
Section
Title
Page
Specifications
—saasasessesessereees
3
Connectors
4
Self
Diagnostic
Software
5
1.
GENERAL
Switching
On
the
TV
and
Automatically
Tuning
aaeesceeeeees
6
Introducing
the
Menu
System
7
Teletext
ie
10
Connecting
Optional
Equipment...
10
Specifications
«=
catseeseseeeesreees
11
Troubleshooting
(———ceeseaceesessseeeees
11
2.
DISASSEMBLY
2-1.
Rear
Cover
Removal
12
2-2.
Chassis
Removal
12
2-3.
A
Board
PWB
Removal
|
13
2-4.
ABoardPWBRemoval2
oceeceeeseeee
13
2-5.
Service
Position
(—
saaeeaseaneeeseees
13
2-6.
PictureTubeRemoval
cessseeseseeerrees
14
Bottom
Plates
saseaseesensseeneens
{5
3.
SET-UP
ADJUSTMENTS
3-1.
Beam
Landing
16
3-2.
Convergence
17
3-3.
Focus
Adjustment
19
3-4.
Screen
(G2),
White
Balance
19
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
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.
Section
Title
Page
-
4.
CIRCUIT
ADJUSTMENTS
4-1.
ElectricalAdjustments
oeeeeseeeeee
20
4-2.
TestModel
(
haaeectcecetsteeeees
22
4-3.
TestMode2
——aeeeaeeseeeeeeee
22
5.
DIAGRAMS
5-1.
|
Block
Diagrams
23
5-2.
Circuit
Board
Location
26
5-3.
|
Schematic
Diagrams
and
Printed
Wiring
Boards
casecccsseeeesenee
26
“"GBoard.°
-abbwessseeshanenis
27
*
A
Board
eicseeeesseeeteeees
30
5-4.
|
Semiconductors
33
S-5.
IC
Blocks
35
6.
EXPLODED
VIEWS
6-1.
Chassis
36
6-2.
Picture
Tube
37
7.
ELECTRICAL
PARTS
LIST
heen
38
ATTENTION
APRES
AVOIR
DECONNECTE
LE
CAP
DE’LANODE,
COURT-CIRCUITER
L’ANODE
DU
TUBE
CATHODIQUE
ET
CELUI
DE
L’ANODE
DU
CAP
AU
CHASSIS
METALLIQUE
DE
L’APPAREIL,
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
A
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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