Sony KV-BM14N40 Service Manual ▷ View online
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
H
I
J
KV-BM14N40/BM14N70
RM-W151
KV-BM14N40/BM14N70
RM-W151
– 42 –
– 43 –
4-3-6. A Board — Jack (Block F) Schematic Diagram
CHIP
R928
CHIP
R929
CHIP
R930
CHIP
C914
CHIP
C915
470p
CHIP
C912
CHIP
R920
CHIP
R921
CHIP
R922
XX
F:CHIP
C909
F:CHIP
C908
CHIP
XX
R918
XX
C904
CHIP
220k
R915
CHIP
75
R917
D902
D903
D904
XX
UDZSTE-175.6B
D908
D909
XX
D910
XX
CHIP
220
R911
CHIP
XX
R944
3
4
1
2
Terminal
TERMINAL, S
J900
8P
XX
CHIP
XX
R990
CHIP
10k
R989
CHIP
XX
R919
XX
B
C905
25V
XX
C921
D917
XX
CHIP
XX
R923
16V
1
F:CHIP
C907
UDZSTE-175.6B
D907
CHIP
0
R9007
CHIP
0
R9008
CHIP
0
R9009
CHIP
R9010
CHIP
0
R9006
CHIP
R925
CHIP
R926
CHIP
R927
D911
D912
D913
CHIP
XX
R9015
CHIP
68
R931
CHIP
39K
R905
CHIP
R907
CHIP
R908
5V (F1) To A4,C9,D12,E16
OUTL (F3) To A32
OUTR (F4) To A31
9V (F6) To A2,B4,B14,
MON-MUTE-AUDIO
To A53 (F9) S1/VC
To A19 (F10) CVBS1/Y1
To A21 (F11) INL1
To A20 (F12) INR1
To A22 (F13) CVBS3
To A24 (F14) INL3
To A23 (F15) INR3
To A26 (F18) INR2
To A27 (F19) INL2
To A25 (F20) CVBS2/Y2
To A14 (F16) SCARTFBL/A16
To A18 (F8) C1
MON-OUT (F5) To A28
To A17,B1 (F21) SCARTHPL
To A16 (F22) SCARTHPR
To A15 (F23) CVBSO
D1_JP/MODE2_EU/MONSW-MONO
To A52 (F25) D1_JP/MODE1_EU
CHIP
XX
R9031
CHIP
XX
R9030
CHIP
100
R9028
CHIP
100
R9022
CHIP
100
R9023
CHIP
100
R9021
CHIP
100
R9019
CHIP
100
R9020
CHIP
100
R9018
CHIP
100
R9036
CHIP
100
R9017
CHIP
100
R9034
CHIP
XX
R9016
CHIP
0
R9038
MONO_OUTL
CHIP
XX
R9049
CHIP
XX
R9048
CHIP
2.2K
R9046
CHIP
100
R9045
CHIP
3.3K
R9042
CHIP
1M
R9040
CHIP
1M
R9041
16V
0.1
B
C953
CHIP
1K
R9043
Q912
UN2211
CHIP
10K
R9047
P18 P18
P16 P16
P16 P16
P15 P15
P14
P14
P12
P12
P11
P11
P10
P10
P7
P7
P9
P3 P3
P1 P1
P11
P10
P7
P9
P5
P3
P5
P1
P5
P12
P9
P9
P9
P5
P5
P5
P3
P5
P3
P5
P1
P16
P15
P14
P16
P15
1
2
3
4
CN903
XX
GND
B INT
B DAT
B CLK
To A63 (F29) B_INT
To A62 (F28) B_DAT
To A64 (F27) B_CLK
F1 F1
F2 F2
F3 F3
F4 F4
F3
L
R
V
J903
CHIP
R9051
CHIP
R9052
CHIP
C917
470p
16V
1
F:CHIP
C918
UDZSTE-175.6B
D915
CHIP
220k
R940
V
J909
F2
J908
2P
1
2
3
J905
1
2
3
6
7
4
5
8
9
10
11
12
13
J904
1
2
3
J901
1
2
3
6
7
4
5
8
9
10
11
12
13
14
15
16
17
18
35V
47
C955
UDZSTE-175.6B
D918
CHIP
75
R9053
5
JW1900
5
JW1901
CHIP
470
R9044
P18
1
2
3
4
5
5P
CN904
AGC
GND
B INT
B DAT
B CLK
CHIP
0
JR1903
To E17 (F30) TU-AGC
16V
100
C956
CHIP
100
R9025
Q911
Q910
MSD601-RT1
47uH
L902
1
2
3
2
3
4
5
5
5P
CN905
Y OUT
GND
U OUT / FB
GND
V OUT
W005
W006
W007
C060
B:CHP
C062
B:CHIP
C067
B:CHIP
0.22
C902
W016
W017
XX
FB902
XX
FB903
To E4 (F26) IFVO
16V
2.2
F:CHIP
C900
F:CHIP
C901
16V
470
C903
XX
F:CHIP
C906
CHIP
C910
470P
CHIP
C911
CHIP
C913
CHIP
C916
F:CHIP
C919
CHIP
C922
CHIP
C925
UDZSTE-179.1B
D900
UDZSTE-179.1B
D901
D905
D906
XX
D916
J906
3P
2
1
3
5
4
J907
XX
2
1
3
5
4
Q900
MSB709-RT1
UN2216
Q901
XX
Q902
CHIP
1.0K
R902
CHIP
1.0K
R904
CHIP
470
R906
CHIP
R909
CHIP
R910
CHIP
R913
CHIP
470K
R914
CHIP
R916
CHIP
470K
R924
CHIP
R933
CHIP
XX
R941
CHIP
0
R9005
CHIP
XX
R9050
W027
XX
B
C966
16V
2.2
F:CHIP
C967
CHIP
10k
R945
CHIP
27k
R9027
CHIP
XX
R946
CHIP
XX
R9026
W028
XX CH
C968
XX CH
C969
XX CH
C970
XX
CH
C971
CHIP
0
R932
W035
1000p
B:CHIP
C975
CHIP
XX
R9058
CHIP
XX
R9059
To A54 (F17) S2
0:CHIP
R9060
0:CHIP
R9061
C
Y
P12
P11
P10
VIDEO IN 1
R2
L2
VIDEO2
VIDEO IN 2
VIDEO IN 1
R OUT
L OUT
MON OUT
V
U
Y
R(YUV)
L(YUV)
R1
L1
V1
A
JACK
S IN
V
U
Y
R(YUV)
L(YUV)
R1
L1
V1
L1
V1
R1
L1
V1
R OUT
L OUT
MON OUT
L OUT
MON OUT
L
B-BX1S11722-WA.-A..JACK-BM14N40
AMP
AMP GAIN
ADJUST
AUDIO
MONO
BUFFER
MONITOR OUT
BUFFER
PROTECTION
AUDIO MUTE
AUDIO MUTE
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
(BLOCK F)
(F2) To A30,E19
C8,D14,E13
(F7) To B5
To A8 (F24)
5V
5V
5V
9V
:VH
XX
XX
0
XX
3P
JACK
XX
TO A BOARD
(PROCESSOR)
CN007
XX
RD3.6SB
D931
D932
XX
C979
XX
C977
XX
C978
RD3.6SB
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
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
MSD601-RT1
XX
XX
– 44 –
KV
-BM14N40/BM14N70
-BM14N40/BM14N70
RM-W151
A
12345
6
7
B
C
D
E
F
G
H
I
J
4-3-7.
C
Boar
d Sc
hematic Dia
grams
2kV
4700p
E
C752
1000p
B
C782
1
1P:TAB
CN705
GND
1SS133T-77
D780
D781
L750
XX
22uH
L780
Q701
XX
CHIP
XX
R775
CHIP
XX
R777
R766 XX
R767
XX
R768
XX
R784
XX
R785
XX
R786
XX
UDZSTE-175.6B
D782
CHIP
XX
R776
CHIP
XX
R778
250V
4.7
C754
JW702
XX
C759
XX
CH
CH
1
2
3
4
5
WHT
5P
CN703
200V
NC
GND
H1
NC
3
4
5
6
7
8
9
10
11
13
1
GND
GND
1
J751
110M
RV750
1/2W
XX
R760
1/2W
100
R763
1/2W
100
R764
1/2W
100
R765
1/2W
560k
R773
1/2W
1k
R756
1/2W
1k
R757
1/2W
1k
R758
HSS82-TJ
D756
HSS82-TJ
D755
HSS82-TJ
D754
R774
150
3W
RS
1/2W
100
R783
R713
0 :CHIP
C783
1000p
B:CHIP
1
CN704
1P:TAB
1000V
1
3
9
8
7
6
5
4
2
TDA6108AJF/N1
IC751
B IN
G IN
R IN
GND
IK
VDD
R OUT
G OUT
B OUT
0.47
R794
GP08D
D750
1/2W
470k
R780
1/2W
FPRD
100K
R795
1
2
3
4
5
6
7
7P
CN701
WHT
GND
B
G
R
GND
1K
9V
1000p
B:CHIP
C786
500V
XX
B
C753
500V
1000p
C787
RS
R781
0.47 2W
JW1781
5
JW1782
5
5
JW1783
CHIP
680
R752
CHIP
680
R753
CHIP
680
R754
250V
10
C751
250V
4.7
C781
XX
C788
XX
C790
XX
C789
XX
L781
XX
L782
XX
L783
+9V
+200V
R-OUT
R-IN
FV
RCV
B-BX1S11722-WA.-C..-BM14N40
1
2
3
4
5
6
9V
9V
1000V
200V
H
KG
G2
CV KR G1 G4 HV
KB
A51LPT70X
PICTURE TUBE
TO EARTH
COATING ASSY
TO A BOARD
(DEFLECTION)
CN801
TO A BOARD
(PROCESSOR)
CN004
145154411
1SS133T-77
C
(VIDEO AMP)
– 45 –
KV-BM14N40/BM14N70
RM-W151
A BOARD
✽ MARK LIST
KV-BM14N40
KV-BM14N70
C602
0.1 0V
XX
C611
220 450V
470 250V
C623
0.0033
0.0022
C669
XX
0.47 275V
D605
RD5.1ESB2
XX
D608
RD5.1ESB2
XX
D614
MTZJ-T-77-15
XX
D615
D1NL20U
XX
IC601
STR-F6267S
STR-F6234S
Q605
FN155
XX
Q606
MSD601-RT1
XX
R612
1.5K
XX
R618
18K
XX
R619
0.22 2W
0.22 1W
R620
0.27 2W
XX
R623
18K
XX
R651
XX
39K 2W
R653
XX
1
R658
120K
XX
R659
220K
XX
R660
470K
XX
R661
560K
XX
T602
1-439-690-11
1-439-691-11
THP600
1-840-530-11
1-809-539-11
VDR600
1-840-995-21
1-804-991-21
Note: The parts indicated as "XX" in this circuit diagram
are not listed here, as they are not used for these models.
are not listed here, as they are not used for these models.
– 46 –
KV-BM14N40/BM14N70
RM-W151
A BOARD VOLTAGE LIST AND WAVEFORM
4-4.
VOLTAGE MEASUREMENT AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC001
1
0
2
0
3
1.7
4
3.3
5
3.3
6
0
7
3.3
8
0
9
3.3
10
*
11
*
12
0
13
(103.5)[128.1]
14
(2.4)[2.5]
15
(4.9)[4.2]
16
1.9
17
2.3
18
0
19
2.3
20
2.3
21
(3.2)[2.8]
1.300V
2
22
1.6
1.840V
3
23
1.7
2.040V
4
24
1.9
25
1.9
26
2.2
27
1.9
28
0
29
(1.9)[2.2]
30
(1.9)[2.2]
31
(2.9)[3.1]
32
0.4
33
(112.3)[111.2]
34
2.2
35
(2.2)[1.9]
36
(4.1)[3.5]
37
(3.2)[2.8]
38
2.4
39
2.4
40
0
41
1.9
42
1.5
43
2.2
44
(2.2)[1.5]
45
8.4
46
4.9
47
4.9
48
1.4
2.160V
5
49
2.2
50
2.2
51
1.4
52
1.5
53
2.2
54
2.2
55
(1.5)[1.9]
56
(1.9)[1.4]
57
(2.2)[1.9]
58
1.4
59
1.5
60
3.2
61
3.2
62
3.1
63
3.1
64
1.4
65
0.6
324.0mV
6
66
0.4
5.440V
7
67
1.4
3.160V
8
68
0
69
4.2
70
1.2
71
1.2
72
1.2
73
2.0
74
1.6
75
(123.8)[124.7]
76
0
77
4.2
78
1.3
79
1.3
80
1.3
81
0
82
(4.2)[0]
83
(1.9)[2.3]
84
3.2
85
1.7
1.560V
PAL
9
2.040V
NTSC
9
86
1.7
1.380V
10
87
1.6
1.460V
PAL
11
1.680V
NTSC
11
88
(0)[3.3]
89
0
90
3.3
91
1.6
92
0
93
1.6
94
3.1
95
0
96
(3.2)[1.6]
97
3.4
98
3.4
99
(3.3)[3.7]
100
1.7
101
0
102
3.3
103
(24.2)[25.1]
104
(40.0)[39.5]
105
2.7
106
3.3
107
3.3
108
3.3
109
3.6
110
3.3
111
(4.1)[4.9]
112
0
113
0
114
2.9
115
28.2
116
0.7
117
1.7
118
1.6
119
3.3
120
5.0
121
0
122
0
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