Sony CX-LDB10 / CX-LDB20 Service Manual ▷ View online
9
9
CX-LDB10/LDB20
CX-LDB10/LDB20
PRINTED WIRING BOARD — POWER BOARD —
•
:Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D901
F-2
D902
F-2
D903
E-2
D904
E-2
D905
E-2
D907
D-3
D908
D-3
D909
D-3
D910
C-3
D911
F-2
D912
B-2
D914
B-2
D916
B-2
D918
B-5
D921
C-2
D922
C-2
D925
D-3
D926
D-3
Q901
C-3
Q902
C-3
Q903
C-3
Q904
C-3
R943
R932
R931
R942
R933
D922
D921
C913
CN903
C912
Q901
Q902
W903
D918
JW910
JW909
JW911
T 9 0 2
JW908
J W 9 0 3
J W 9 0 5
J W 9 0 6
J W 9 0 4
S 9 0 1
JW907
RY 9 0 1
T 9 0 1
L F 9 0 1
C N 9 0 1
D916
D914
D912
R955
R954
JW920
JW921
R915
C906
R916
W901
R919
R920
R938
W904
C916
C908
D926
D925
JW925
R940
R941
D905
D911
Q904
Q903
R946
R947
R944
R950
R948
R949
R951
C909
R948
R949
R951
C909
R945
R921
D910
D909
D908
D907
C905
JW922
R936 JW923
R937
R934
R935
R935
D903
D904
D901
C921 C923
C927
C925
C903 C901
D902
C917 C919
R918 JW924
R901
R903
R902
R904
T902
RY901
W903
VOLTAGE
SELECTOR
POWER(1) BOARD
1-865-485-
1-865-739-
POWER(2) BOARD
T902
POWER TRANSFORMER
(MAIN)
CN901
MAIN
BOARD
CN001
E
AC IN
T901
S901
S901
110V
220V
120V
240V
(CHASSIS)
1
2
A
B
C
D
E
3
4
5
6
7
9
8
F
13
(13)
13
(13)
E
E
E
E
LDB20
MX,SP2,SP6,
E51,TW
E51,TW
AEP,RU,AR,
KR,AUS
KR,AUS
MX,TW
E51,SP2,SP6
AEP,RU,AR,
KR,AUS
KR,AUS
*
*
Not replaceable:
Built in transformer
Built in transformer
POWER TRANSFORMER
(SUB)
SUPPLEMENT-1
Page 3
10
10
CX-LDB10/LDB20
CX-LDB10/LDB20
SCHEMATIC DIAGRAM — POWER BOARD —
MAIN BOARD
CN001
E
SUPPLEMENT-1
Page 6
(3/3)
7.8
0
7.8
3.8
7.8
0
7.8
9.8
15.5
15.5
0
no mark : CD ON
no mark : CD ON
POWER BOARD
POWER (2) BOARD
POWER (1) BOARD
1k
1k
0
LDB10
LDB20
470
AEP, RU,
AR, AUS, KR
AR, AUS, KR
E51, SP2,SP6
MX,TW
VOLTAGE SELECTOR
E51, SP2,SP6
DT
A124EKA-T146
DT
A124EKA-T146
DT
A124EKA-T146
DTC114EKA-T146
Q901-Q904
AC DET
: NOT REPLACEABLE
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
LDB20
47k
47k
R942
R943
AEP,RU
EXCEPT AEP,RU
R942,943
2.2k
1k
7
1
4
*
*
*
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
3
*
3
*
2
2
2
*
*
(CHASSIS)
13P
POWER TRANSFORMER
(MAIN)
POWER TRANSFORMER
(SUB)
RELAY
17
8
11
11
CX-LDB10/LDB20
CX-LDB10/LDB20
PRINTED WIRING BOARD — AUX SECTION —
•
:Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D701
B-8
D702
B-8
D703
B-8
D704
B-8
D751
B-2
D752
B-3
D753
B-8
D754
B-8
D751
D752
FB701
R712
R711
C706
R706
C705
W702
D701
D703
D704
D702
R710
FB704
FB753
FB703
R709
D753
W703
D754
J702
R705
R713
R715 R717
R719
R721
R714
R716
R718
FB702
FB752
FB752
C704
C702
C701 C703
R720
R723
R722
CN701
JW701
JW702
R702
R704
JW703
R701
R703
HEADPHONE BOARD
AUX BOARD
1
2
A
B
C
D
3
4
5
6
7
9
8
MAIN BOARD
W101
SUPPLEMENT-1
Page 3
F
SUPPLEMENT-1
Page 3
MAIN BOARD
CN101
C
W702
LDB10
LDB10
LDB20
CN701
LDB20
LDB20
13
(13)
(CHASSIS)
1-865-487-
J702
AUDIO IN
1-865-486-
J701
PHONES
13
(13)
12
12
CX-LDB10/LDB20
CX-LDB10/LDB20
SCHEMATIC DIAGRAM — AUX SECTION —
C
MAIN BOARD(1/3)
CN101
F
MAIN BOARD(2/3)
W101
SUPPLEMENT-1
Page 5
SUPPLEMENT-1
Page 4
AUX BOARD
AUDIO IN
J702
TE-17
UDZSTE-173.9B
UDZSTE-173.9B
UDZSTE-173.9B
UDZSTE-173.9B
TE-17
PHONES
J701
CN701
6P
HEADPHONE BOARD
TE-17
TE-17
LDB10
LDB20
220k
220k
(CHASSIS)
*
2
*
2
*
2
*
2
*
2
1
3
1
6
Click on the first or last page to see other CX-LDB10 / CX-LDB20 service manuals if exist.