
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.
WARNING
!!
AN
ISOLATION
TRANSFORMER
SHOULD
BE
USED
DURING
ANY
SERVICE
TO
AVOID
POSSIBLE
SHOCK
HAZARD,
BECAUSE
OF
LIVE
CHASSIS.
THE
CHASSIS
OF
THIS
RECEIVER
!S
DIRECTLY
CON-
NECTED
TO
THE
AC
POWER
LINE.
SAFETY-RELATED
COMPONENT
WARNING!!
COMPONENTS
IDENTIFIED
BY
SHADING
AND
MARK
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.
|
KV-S341
TABLE
OF
CONTENTS
Section
Title
Page
Section
Title
Page
.
GENERAL
4.
CIRCUIT
ADJUSTMENTS
Lol.
Overviewserrsereersecersessteereseeesaeeenneeraeersessaees
6
4-1.
Electrical
Adjustments
«++++++s+sreeerresteeerreeeeeees
1-2.
Step
3
Tuning
in
to
TV
stations
«++rr+r+rrrrrserrereeees
7
4-2.
Volume
Electrical
Adjustments
«+++++rrssrerereerer
ess
1-3.
Additional
Presetting
Functions
nec
ee
cece
eee
sccsceserces
8
4-3,
Test
Mode
ee
35
1-4
Watching
the
TV
crrrrcsrsresesessereeseerteeeteeeetseess
10
4-4,
Error
Messagesssrrrrerssseettsreessssressesseeeeseneneees
1-5.
Adjusting
and
Setting
the
TV
Using
4-5.
Error
II
C
Bus
Diagnosis
System
in
AE2
the
Menu
cesssscerrrrrcesereccresseeeeeseteereeesersecseress
11
Chassis
PPP
Prrereereee
re
err
rere
reer
er
rer
er
rer
ete
te
rere
1-6.
PIP
(Picture-In-Picture)-+++-+s+rseretrsrereeerssetteees
12
5.
DIAGRAMS
1-7,
Teletext-rocecececcreceeersessereneerecseseesereneaseesceeees
12
5-1,
Block
Diagram
(1)
vv+-esesesssesteeersssessetenseeenens
1-8.
|
Connecting
and
Operating
optional
5-2.
Block
Diagram
(2)
s:rrrerressersirtsetsesseneeeseseeseees
Equipment
«++++essssessesersessesessesseeeeeneesreneescsens
14
6A.»
Circuit
Boards
Locations
eorune
noma
1-9.
For
Your
Information
ss++s+rsssseerrseesesseereeseeeses
16
5-4.
Schematic
Diagrams
and
Printed
Wiring
Boards
«++++++s+rsesesseseeseseeseeeseess
.
DISASSEMBLY
*
H1
Board
2-1.
Rear
Cover
Removal
ssrrrccccresteseesessesseseeeeseres
17
+
H2
Board
2-2.
Speaker
Removal
s++-+sseessresssestereseenssneesesseenes
17
+
F2
Board
2-3
Chassis
Assy
Removal
srvsrssrrsssssessssseeseetsersrens
18
oP
Board
2-4.
Service
Position
s+srsrrrseseerrrseeeesesceeeeseeseeeecess
18
©
J
Board
srscrssssseeessreceessreeeessetessseneeesseserenes
2-5.
M,
Vand
Al
Boards
Removal-s+rss:srsserreereeteee
19
©
A
Board
«esteeerseeeersessssssssressesseescceseeneeenegers
2-6.
D2and
Bl
Boards
Removal---++rssrsssrtsrtreerereees
19
©M
Board<rrterrssctessseeseeeeecesecseseenesswaneeeeeeees
2-7.
Extension
Board
ssrrrsrrerrresressrrsrersceeseeeessceeeess
20
©
D
Board
ssrerssssessssessessnrsseeesnseseeecnneeseeerenes
2-8.
FBracket
Removal-rssrrrrrsrsrsssrresesresertereseer
ess
20
OV
Board
sirsseeeeesseeesneesersnsesseeeseeeertoneneeeneees
2-9.
J
Board
Removal
vrrrsrerrsrerrtsccresersereceeesseeeesers
21
©
P
Boardsssssreeeeeeceeeeeeesessssssesseescess
ceeeeenennes
2-10.
P
Board
Removalssrrsssrsrterssrcrersrsersese
ses
eceseces
21
©
B
Board
secseeesesesseeenesnsnnnneaaeeueseccre
eneseeseeess
D-L
1-1,
Wire
Rodssssecersessreeeetesssseeereeenesnneceeeeecennes
22
«
Di-Board
Q-11-2.
Wire
Rodeecresserresseserseseetteresensseeeeeereasesennnes
22
AT
Board
2-12.
Degaussing
Coil
Removal
vrrrvrrsrrtestsrreestrretess
23
©
VM
Board
«errsseecereessrseteresesseenescieneneanangess
2-13.
Picture
Tube
Removal-++-ssrvrsserreeerretesreetse
eres
24
©
C
Board
verrrtsreeeertesteeteeeessssseseesnre
serneeneeens
©
IF
Boardsressssccesserseersnrectesseeeseaeeeve
easaeeennans
SET-UP
ADJUSTMENTS
5-5,
Schematic
Diagram
of
Tuner
ssrrvrrtseresetreeteees
3-1.
Beam
Landing
srvrrrssssrrstrerssssresseserer
ees
eceeceress
25
5-6.
Semiconductors:rrrrrsrereestereeeeeeeeeerenie
eeeeeennnaee
3-2.
Convergence
srssssssersrersrsserersrssseeserssseeereneens
26
3.
3,
Focus
srcsccrrssscsrresscsseersesseccenessensccsenscesaencces
29
6.
EXPLODED
VIEWS
3-4,
White
Balance
serrrrrsescsssstreeseeeseeeeeccenececcere
ess
29
6-1.
Chassis
«srseersrrreseesreeeessseerssneeensne
ceesenanes
100
6-2.
Picture
Tubecesreeccccerersecceeeseercssersecioaseececers
101
7.
ELECTRICAL
PARTS
LIST
--::-::::ecccrereeceerteees
102
CAUTION
ATTENTION
APRES
AVOIR
DECONNECTE
LE
CAP
DE
L’ANODE,
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
TENSION,
UN
TRANSFORMATEUR
OD‘ISOLEMENT
ODOIT~
ETRE
UTILISE
LORS
DE
TOUT
DEPANNAGE.
LE
CHASSIS
DE
CE
RECEPTEUR
EST
DIRECT
EMENT
RACCORDE
A
L’'ALIMENTATION
SECTEUR.
ATTENTION
AUX
COMPOSANTS
RELATIFS
A
LA
SECURITE!
LES
COMPOSANTS
!DENTIFIES
PAR UNE
TRAME
ET
PAR
UNE
MARQUE
A
SUR
LES
SCHEMAS
DE
PRINCIPE,
LES
VUES
EXPLOSEES
ET
LES
LSTES
DE
PIECES
SONT
D'UNE
IMPORTANCE
CRITIQUEPOUR
LA
SECURITE
DU
FONCTIONNEMENT.
NE
LES
REM-
PLACER
QUE
PAR
DES
COMPOSANTS
SONYDONT
LE
NUMERO
DE
PIECE
EST
INDIQUE
DANS
LE
p
RESENT
MANUEL
OU
DANS
DES
SUPPLEMENTS
PUBLIES
PAR
SONY.