Sony KV-21LS30B (serv.man3) Service Manual ▷ View online
- 1 -
KV-21LS30B
RM-887 FR SCC-Q54E-A
KV-21LS30E
RM-887 ESP SCC-Q53E-A
KV-21LS30K
RM-887 OIRT SCC-Q51F-A
SUPPLEMENT - 2
SUBJECT : REPLACEMENT OF A BOARD
SERVICE MANUAL
FE-2
CHASSIS
MODEL
COMMANDER DEST CHASSIS NO.
MODEL
COMMANDER DEST CHASSIS NO.
R
9-927-402-82
Sony Corporation
Sony UK
Service Promotions Dept
English
03HP7100-1
Printed in U.K.
© 2003.08
The A board has been replaced for these models. This supplement
indicates the PWB layout, schematic diagram and new parts list.
indicates the PWB layout, schematic diagram and new parts list.
KV-21LS30U
RM-887 UK SCC-Q52E-A
SECTION 5. PWB
(A Board, Page 29)
SECTION 5. SCHEMATIC DIAGRAM
(A Board, Page 31)
SECTION 7. ELECTRICAL PARTS LIST
(Page 43)
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
- 2 -
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
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 -
~ A Board Schematic Diagram [ Power Supply ] Page 1/4 ~
1/4
A
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
A..-FE2 STEREO/MONO CCT
POWER SUPPLY
25V
500V
470p
500V
470p
33000p
25V
470p
XX
XX
XX
FBIU4D7M1-B-4
XX
YG802C09RF122
1.1UH
1/10W
75
XX
PC123F2
3.15A
2SK2640-01MR-F122
2SK2640-01MR-F122
0.05
33
12k
12k
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
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 -
~ A Board Schematic Diagram [ Deflection ] Page 2/4 ~
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
A..-FE2 STEREO/MONO CCT
2/4
A
DEFLECTION
DY
H.DY
H.DY V.DY
V.DY
XX
XX
XX
XX
XX
XX
XX
XX