Sony KV-21FT2K Service Manual ▷ View online
- 1 -
KV-21LT1B
RM-887
FR
SCC-Q54C-A
KV-21LT1E
RM-887
ESP
SCC-Q53C-A
KV-21LT1K
RM-887
OIRT SCC-Q51C-A
KV-21LT1U
RM-887
UK
SCC-Q52C-A
SUPPLEMENT - 1
SUBJECT : COMMONISATION OF FE-2 MONO WITH FE-2 STEREO
SERVICE MANUAL
FE-2
CHASSIS
MODEL
COMMANDER DEST CHASSIS NO.
MODEL
COMMANDER DEST CHASSIS NO.
R
9-974-994-81
Sony Corporation
Sony UK
Service Promotions Dept
English
02LP7100-1
Printed in U.K.
© 2002.12
The A PWB on FE-2 mono models has been replaced by a PWB
common to the FE-2 stereo models. The C board has also been
updated.This supplement indicates the changes to the parts lists,
schematic diagrams and PWB layouts.
common to the FE-2 stereo models. The C board has also been
updated.This supplement indicates the changes to the parts lists,
schematic diagrams and PWB layouts.
SECTION 5. SCHEMATIC DIAGRAMS
(C Board, Page 29)
(A Board, Page 33)
(A Board, Page 33)
PRINTED WIRING BOARDS
(C Board, Page 30)
(A Board, Page 31)
(A Board, Page 31)
SECTION 7. ELECTRICAL PARTS LIST
(Page 46)
KV-21FT2K
RM-887
OIRT SCC-Q51E-A
- 2 -
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.
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 CHÁSSIS SOUS TENTION, UN TRANSFORMATEUR
D’ISOLEMENT DOIT ETRE UTILISÈ LORS DE TOUT DÈPANNAGE LE
CHÁSSIS DE CE RÈCEPTEUR EST DIRECTMENT RACCORDÈ Á
L’ALIMENTATION SECTEUR.
D’UN CHÁSSIS SOUS TENTION, UN TRANSFORMATEUR
D’ISOLEMENT DOIT ETRE UTILISÈ LORS DE TOUT DÈPANNAGE LE
CHÁSSIS DE CE RÈCEPTEUR EST DIRECTMENT RACCORDÈ Á
L’ALIMENTATION SECTEUR.
ATTENTION AUX COMPOSANTS RELATIFS Á
LA SECURITÈ!!
LES COMPOSANTS IDENTIFIÈS PAR UNE TRAME ET PAR UNE
MARQUE
MARQUE
SUR LES SCHÈMAS DE PRINCIPE, LES VUES
EXPLOSÈES ET LES LISTES DE PIECES SONT D’UNE IMPORTANCE
CRITIQUE POUR LA SÈCURITÈ DU FONCTIONNEMENT, NE LES
REMPLACER QUE PAR DES COMPSANTS SONY DONT LE NUMÈRO
DE PIÈCE EST INDIQUÈ DANS LE PRÈSENT MANUEL OU DANS DES
SUPPLÈMENTS PUBLIÈS PAR SONY.
CRITIQUE POUR LA SÈCURITÈ DU FONCTIONNEMENT, NE LES
REMPLACER QUE PAR DES COMPSANTS SONY DONT LE NUMÈRO
DE PIÈCE EST INDIQUÈ DANS LE PRÈSENT MANUEL OU DANS DES
SUPPLÈMENTS PUBLIÈS PAR SONY.
TABLE OF CONTENTS
Title
Page
* C Board PWB
............................................................................ 3
* C Board Schematic
............................................................................ 3
* A Board PWB
............................................................................ 4
* A Board Schematic
............................................................................ 5
* Electrical Parts List
............................................................................ 9
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.
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 CON-
NECTED TO THE POWER LINE.
SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD DUE TO LIVE
CHASSIS, THE CHASSIS OF THIS RECEIVER IS DIRECTLY CON-
NECTED 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 COMPO-
NENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
ARE CRITICAL FOR SAFE OPERATION. REPLACE THESE COMPO-
NENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
1
2
3
4
5
6
7
8
9
10
11
- 3 -
~ C Board Schematic Diagram [ R-G-B Out ] ~
f
e
R
e
d
o
n
A
e
d
o
h
t
a
C
f
e
R
e
d
o
n
A
e
d
o
h
t
a
C
f
e
R
e
d
o
n
A
e
d
o
h
t
a
C
1
0
7
D
7
.
0
0
6
0
7
D
8
.
1
3
1
4
.
9
9
1
0
1
7
D
0
6
.
2
2
0
7
D
4
.
4
5
1
4
.
9
9
1
7
0
7
D
7
.
6
3
1
4
.
9
9
1
1
0
8
1
D
0
0
.
8
3
0
7
D
0
0
8
0
7
D
0
1
.
3
2
0
8
1
D
0
8
.
3
5
0
7
D
0
7
.
0
9
0
7
D
0
0
.
3
3
0
8
1
D
0
2
.
4
~ C Board Semiconductor Voltages ~
10ms/div
TP7
20us/div
20us/div
20us/div
20us/div
20us/div
20us/div
2.32 Vp-p (H)
2.32 Vp-p (H)
2.32 Vp-p (H)
116 Vp-p (H)
102 Vp-p (H)
TP1
TP2
TP3
TP4
2.68 Vp-p (H)
116 Vp-p (H)
TP4
TP5
TP6
~ C Board Waveforms ~
~ C Board IC Voltages ~
o
N
f
e
R
o
N
n
i
P
)
V
(
e
g
a
t
l
o
V
o
N
f
e
R
o
N
n
i
P
)
V
(
e
g
a
t
l
o
V
1
0
7
C
I
1
0
.
3
1
0
8
1
C
I
1
8
.
3
2
6
.
2
2
8
.
3
3
1
.
3
3
8
.
3
4
7
.
0
4
0
5
3
.
6
5
0
.
4
6
9
9
1
6
0
.
4
7
5
.
3
3
1
7
2
.
4
8
4
.
4
5
1
8
0
.
8
9
2
.
6
3
1
~ C Printed Wiring Board Conductor side ~
A
B
C
D
E
F
G
H
I
J
K
L
M
N
1
2
3
4
5
6
7
8
9
10
11
- 4 -
NOTE:
Portions of the circuit marked as shown are high
voltage areas. Use care to prevent electric shock
during inspection or repair.
voltage areas. Use care to prevent electric shock
during inspection or repair.
~ A Printed Wiring Board Conductor side ~
~ A Board Semiconductor
Location Table ~
E
D
O
I
D
1
2
4
D
2
-
C
1
3
6
D
7
-
L
1
0
0
D
2
-
I
2
2
4
D
2
-
C
2
3
6
D
5
-
K
2
0
0
D
3
-
I
3
2
4
D
2
-
C
3
3
6
D
5
-
L
3
0
0
D
2
-
K
4
2
4
D
2
-
M
8
3
6
D
6
-
I
4
0
0
D
8
-
M
7
2
4
D
4
-
A
0
4
6
D
5
-
L
6
0
0
D
8
-
M
8
2
4
D
3
-
C
R
O
T
S
I
S
N
A
R
T
7
0
0
D
1
-
K
9
2
4
D
3
-
D
3
1
0
Q
3
-
I
8
0
0
D
3
-
L
5
3
4
D
2
-
A
4
1
0
Q
1
-
L
0
1
0
D
2
-
G
6
3
4
D
2
-
A
9
4
0
Q
3
-
J
1
1
0
D
2
-
F
1
0
5
D
9
-
D
2
0
2
Q
3
-
E
3
1
0
D
1
-
M
2
0
5
D
9
-
D
3
0
2
Q
2
-
F
6
1
0
D
2
-
J
3
0
5
D
2
-
I
2
1
2
Q
5
-
I
8
1
0
D
3
-
I
4
0
5
D
2
-
I
1
0
4
Q
1
-
C
0
2
0
D
8
-
M
5
0
5
D
2
-
M
9
0
4
Q
1
-
G
1
2
0
D
2
-
L
6
0
5
D
4
-
D
1
1
4
Q
2
-
D
2
2
0
D
2
-
J
7
0
5
D
2
-
M
2
3
5
Q
4
-
D
5
3
0
D
3
-
K
2
1
5
D
8
-
D
3
3
5
Q
6
-
A
6
3
0
D
3
-
K
3
1
5
D
9
-
D
5
3
5
Q
4
-
B
1
5
0
D
3
-
L
4
1
5
D
9
-
C
1
0
6
Q
5
-
K
1
0
1
D
1
-
B
4
3
5
D
5
-
E
2
0
6
Q
5
-
G
3
0
1
D
1
-
E
5
3
5
D
6
-
E
3
0
6
Q
5
-
G
4
0
1
D
2
-
E
6
3
5
D
6
-
B
4
0
6
Q
5
-
H
5
0
1
D
1
-
A
7
3
5
D
4
-
C
6
0
6
Q
0
1
-
G
6
0
1
D
1
-
B
8
3
5
D
6
-
E
7
0
6
Q
9
-
G
7
0
1
D
2
-
B
9
3
5
D
5
-
B
8
0
6
Q
6
-
J
7
0
2
D
3
-
F
1
4
5
D
5
-
F
9
0
6
Q
6
-
J
0
1
2
D
5
-
I
3
7
5
D
5
-
F
0
1
2
1
Q
3
-
H
1
1
2
D
5
-
I
1
0
6
D
9
-
I
1
1
2
1
Q
3
-
H
2
1
2
D
5
-
I
2
0
6
D
5
-
J
0
3
2
1
Q
3
-
B
8
2
2
D
4
-
E
4
0
6
D
9
-
F
1
3
2
1
Q
3
-
B
6
3
2
D
3
-
D
8
0
6
D
8
-
F
2
3
2
1
Q
3
-
B
9
3
2
D
3
-
D
0
1
6
D
5
-
J
3
3
2
1
Q
2
-
C
2
0
4
D
3
-
E
1
1
6
D
5
-
G
S
'
C
I
3
0
4
D
2
-
B
2
1
6
D
5
-
G
1
0
0
C
I
2
-
K
4
0
4
D
3
-
I
3
1
6
D
6
-
J
2
0
0
C
I
8
-
M
5
0
4
D
2
-
B
4
1
6
D
8
-
K
4
0
0
C
I
2
-
H
6
0
4
D
2
-
B
5
1
6
D
5
-
H
1
0
4
C
I
3
-
I
7
0
4
D
2
-
B
8
1
6
D
6
-
H
1
0
5
C
I
0
1
-
E
8
0
4
D
2
-
B
9
1
6
D
6
-
H
1
3
5
C
I
4
-
F
0
1
4
D
2
-
C
0
2
6
D
5
-
M
1
0
6
C
I
0
1
-
F
1
1
4
D
3
-
C
1
2
6
D
5
-
J
2
0
6
C
I
7
-
F
2
1
4
D
3
-
D
2
2
6
D
7
-
H
4
0
6
C
I
5
-
H
3
1
4
D
3
-
C
3
2
6
D
5
-
J
8
0
6
C
I
5
-
L
4
1
4
D
2
-
B
5
2
6
D
6
-
H
9
0
6
C
I
6
-
L
8
1
4
D
3
-
B
7
2
6
D
7
-
K
1
0
2
1
C
I
4
-
H
9
1
4
D
2
-
E
8
2
6
D
7
-
L
0
2
4
D
2
-
B
9
2
6
D
7
-
L