Sony KV-BM142M70 Service Manual ▷ View online
– 73 –
KV-BM142M70
RM-W101
PRINTED WIRING BOARDS
[VIDEO AMP]
C
– C Board –
(KV-BM142M70 (E))
200V
NC
NC
GND
H1
B
G
R
GND
1K
9V
1-687-880-33
(1-722-473-33)
B IN
G IN
R IN
GND
IK
VDD
R OUT
G OUT
B OUT
GND
KR
KG
G1-3
KB
G1-2
H2
H1
G1-1
G2
RCV
G4
1
3
4
5
6
7
8
9
10
11
13
GND
2
1
8
9
1
7
1
5
D750
D754
D755
D756
IC751
D781
J751
A701
A703
A705
RV750
L750
CN701
CN703
CN704
CN705
L780
L781
L782
L783
R756
R757
R758
R760
R763
R764
R765
R773
R774
R780
R781
R783
C751
C752
C753
C754
R794
R795
EY701
EY703
C781
C782
C787
JW1781
JW1782
D782
Q701
R713
R752
R753
R754
R766
R767
R768
R775
R776
R777
R778
R784
R785
R786
C759
C783
C786
C788
C789
C790
D780
R7
EY706
EY707
A704
A702
JW1750
– 74 –
KV-BM142M70
RM-W101
•
Items marked " ∗ " are not stocked since
they are seldom required for routine
ser vice. Some delay should be
anticipated when ordering these items.
they are seldom required for routine
ser vice. Some delay should be
anticipated when ordering these items.
The components identified by
shading and mark
shading and mark
! are critical
for safety.
Replace only with par t number
specified.
Replace only with par t number
specified.
NOTE:
•
•
Items with no part number and no
description are not stocked because
they are seldom required for routine
service.
description are not stocked because
they are seldom required for routine
service.
•
The construction parts of an assembled
par t are indicated with a collation
number in the remark column.
par t are indicated with a collation
number in the remark column.
5-1.
CHASSIS
r : 7-685-648-79
SCREW +BVTP 3 × 12 TYPE2 IT-3
p : 7-685-663-71
SCREW +BVTP 4 × 16 TYPE2 IT-3
Note: All the information on this section (Section 5) is for model KV-BM142M70(E)
12
5
27
4
2
3
26
1
25
13
8
8
9
10
11
14
15
6
24
17
13
16
18
20
22
21
19
7
23
29
28
SECTION 5
EXPLODED VIEWS
– 75 –
KV-BM142M70
RM-W101
REF. NO. PART NO.
DESCRIPTION
REMARK
REF. NO. PART NO.
DESCRIPTION
REMARK
1
X-2024-880-1
BEZNET ASSY
2,3,4,25,27,28
2
4-093-582-02
DOOR CONTROL
3
4-092-230-01
BUTTON POWER
4
4-036-405-11
SPRING COMPRESSION
5
! 8-735-570-05
PICTURE TUBE(A34LRG70X)
6
1-452-032-00
MAGNET DISC
7
4-094-153-02
REAR COVER (x 6 SCREWS)
8
4-081-577-02
SPACER(S) DY
9
4-077-228-02
PIECE TLH CONVERGENCE
10
! 8-451-401-11
DEFLECTION YOKE (Y14RSA-S3)
11
* A-1072-340-A MOUNTED PWB, (VAR), C
12
4-084-918-01
HOLDER HV CABLE
13
4-057-862-11
SCREW, TAPPING 5+ CROWN WASHER
14
4-095-706-01
SPRING EXTENSION
15
! 1-456-278-11
DEGAUSSING COIL
16
4-094-690-01
PIECE A(90) CONV CORRECT
17
1-825-293-21
LOUD SPEAKER (5 x 9 CM)
18
* A-1086-114-A COMPLETE PWB, A
19
! 1-453-309-21
TRANSFORMER ASSY FLYBACK
(NX-4450//M3A4)
20
* 1-693-659-11
TUNER
21
* 4-095-890-11
BRACKET TERMINAL (ICON)
(x 2 SCREWS)
(x 2 SCREWS)
22
! 1-823-551-11
CORD, AC POWER (WITH CONNECTOR)
23
4-022-115-21
HOLDER AC CORD
24
* 4-092-370-02
BRACKET FBT (z ONE SCREW)
25
* 4-093-771-01
COVER, FRONT PANEL
26
1-477-678-42
TOP SWITCH BLOCK
27
* 4-092-231-01
GUIDE LIGHT
28
4-093-704-01
SPRING DOOR
29
4-069-978-01
CUSHION, DGC
– 76 –
REF NO. PART NO.
DESCRIPTION
REMARK
REF NO. PART NO.
DESCRIPTION
REMARK
The components identified by shading
and mark
and mark
! are critical for safety.
Replace only with part number specified.
KV-BM142M70
RM-W101
* A-1086-114-A COMPLETE PWB, A
******************
* 4-055-304-11
HOLDER, LED
* 4-102-022-01
PIN(30), WIRE
4-382-854-01
SCREW (M3X8), P, SW (+)
4-382-854-21
SCREW (M3X14), P, SW (+)
<CAPACITOR>
C001
1-162-927-11
CERAMIC CHIP
100PF
5.00%
50V
C002
1-126-935-11
ELECT
470UF
20.00% 16V
C003
1-162-927-11
CERAMIC CHIP
100PF
5.00%
50V
C004
1-126-933-11
ELECT
100UF
20.00% 16V
C005
1-126-933-11
ELECT
100UF
20.00% 16V
C006
1-126-925-91
ELECT
470UF
20.00% 10V
C008
1-126-947-11
ELECT
47UF
20.00% 35V
C010
1-164-315-11
CERAMIC CHIP
470PF
5.00%
50V
C012
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C013
1-126-933-11
ELECT
100UF
20.00% 16V
C014
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C018
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C020
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C021
1-162-927-11
CERAMIC CHIP
100PF
5.00%
50V
C022
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C023
1-164-505-11
CERAMIC CHIP
2.2UF
16V
C024
1-126-965-91
ELECT
22UF
20.00% 50V
C025
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C026
1-126-947-11
ELECT
47UF
20.00% 35V
C028
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C029
1-126-925-91
ELECT
470UF
20.00% 10V
C030
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C036
1-126-933-11
ELECT
100UF
20.00% 16V
C037
1-126-963-11
ELECT
4.7UF
20.00% 50V
C038
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C041
1-162-966-11
CERAMIC CHIP
0.0022UF 10.00% 50V
C042
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C044
1-164-505-11
CERAMIC CHIP
2.2UF
16V
C046
1-162-969-11
CERAMIC CHIP
0.0068UF 10.00% 25V
C048
1-127-715-91
CERAMIC CHIP
0.22UF
10%
16V
C049
1-164-227-11
CERAMIC CHIP
0.022UF
10.00% 25V
C050
1-126-964-11
ELECT
10UF
20.00% 50V
C052
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C053
1-164-227-11
CERAMIC CHIP
0.022UF
10.00% 25V
C054
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C055
1-100-829-31
FILM
0.15UF
5%
250V
C056
1-126-933-11
ELECT
100UF
20.00% 16V
C057
1-162-970-11
CERAMIC CHIP
0.01UF
10.00% 25V
C058
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C061
1-162-968-11
CERAMIC CHIP
0.0047UF 10.00% 50V
C063
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C064
1-126-961-11
ELECT
2.2UF
20.00% 50V
C065
1-126-962-11
ELECT
3.3UF
20.00% 50V
C069
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C070
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C072
1-162-970-11
CERAMIC CHIP
0.01UF
10.00% 25V
C073
1-126-961-11
ELECT
2.2UF
20.00% 50V
C078
1-162-923-11
CERAMIC CHIP
47PF
5.00%
50V
C080
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C081
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C082
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C083
1-162-979-11
CERAMIC CHIP
0.0027UF 10.00% 50V
C089
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C090
1-162-927-11
CERAMIC CHIP
100PF
5.00%
50V
C091
1-162-927-11
CERAMIC CHIP
100PF
5.00%
50V
C092
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C093
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C094
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C095
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C096
1-107-826-11
CERAMIC CHIP
0.1UF
10.00% 16V
C100
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C101
1-126-964-11
ELECT
10UF
20.00% 50V
C102
1-162-927-11
CERAMIC CHIP
100PF
5.00%
50V
C104
1-162-927-11
CERAMIC CHIP
100PF
5.00%
50V
C106
1-126-963-11
ELECT
4.7UF
20.00% 50V
C107
1-126-935-11
ELECT
470UF
20.00% 16V
C108
1-126-935-11
ELECT
470UF
20.00% 16V
C109
1-162-968-11
CERAMIC CHIP
0.0047UF 10.00% 50V
C111
1-162-970-11
CERAMIC CHIP
0.01UF
10.00% 25V
C112
1-162-910-11
CERAMIC CHIP
5PF
0.25PF
50V
C115
1-162-968-11
CERAMIC CHIP
0.0047UF 10.00% 50V
C116
1-162-968-11
CERAMIC CHIP
0.0047UF 10.00% 50V
C117
1-164-380-11
CERAMIC CHIP
51PF
5.00%
50V
C118
1-126-965-91
ELECT
22UF
20.00% 50V
C119
1-163-021-91
CERAMIC CHIP
0.01UF
10.00% 50V
C120
1-126-935-11
ELECT
470UF
20.00% 16V
C133
1-162-970-11
CERAMIC CHIP
0.01UF
10.00% 25V
C135
1-162-970-11
CERAMIC CHIP
0.01UF
10.00% 25V
C137
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C138
1-162-970-11
CERAMIC CHIP
0.01UF
10.00% 25V
C140
1-162-964-11
CERAMIC CHIP
0.001UF
10.00% 50V
C200
1-117-863-11
CERAMIC CHIP
0.47UF
10.00% 6.3V
C203
1-164-677-11
CERAMIC CHIP
0.033UF
10.00% 16V
C204
1-136-167-00
FILM
0.15UF
5.00%
50V
C206
1-164-227-11
CERAMIC CHIP
0.022UF
10.00% 25V
C209
1-126-959-11
ELECT
0.47UF
20.00% 50V
C210
1-126-968-11
ELECT
100UF
20.00% 50V
C211
1-126-963-11
ELECT
4.7UF
20.00% 50V
C212
1-126-942-61
ELECT
1000UF
20.00% 25V
C213
1-115-339-11
CERAMIC CHIP
0.1UF
10.00% 50V
C217
1-126-942-61
ELECT
1000UF
20.00% 25V
C218
1-126-965-91
ELECT
22UF
20.00% 50V
C219
1-126-934-11
ELECT
220UF
20.00% 16V
SECTION 6
ELECTRICAL PARTS LIST
NOTE:
The components identified by shading
and mark
and mark
! are critical for safety.
Replace only with part number specified.
When indicating par ts by reference
number, please include the board name.
number, please include the board name.
• Items marked " ∗ " are not stocked since
they are seldom required for routine
service. Some delay should be antici-
pated when ordering these items.
service. Some delay should be antici-
pated when ordering these items.
• All variable and adjustable resistors have
characteristic curve B, unless otherwise
noted.
noted.
• All resistors are in ohms
• F : nonflammable
• F : nonflammable
CAPACITORS
• MF : µF, PF : µµF
• MF : µF, PF : µµF
COILS
• MMH : mH, UH : µH
• MMH : mH, UH : µH
REF NO. PART NO.
DESCRIPTION
REMARK
REF NO. PART NO.
DESCRIPTION
REMARK
A
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