Sony KV-BM14M70 (serv.man2) 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-BM14M70
RM-W101
KV-BM14M70
RM-W101
– 41 –
– 42 –
4-3-5. A Board — Tuner (Block E)
MA77-TX
D102
XX
CHIP
XX
R128
CHIP
XX
R127
MA77
D100
4700p
B:CHIP
C116
CHIP
6.8K
R112
CHIP
10K
R111
CHIP
2.2K
R113
CHIP
100
R131
22
C118
UPC574J
D103
4700p
B:CHIP
C109
16V
470
C107
CHIP
100
R118
CHIP
1k
R100
10
C101
CHIP
100
R115
CHIP
100
R116
1000p
B:CHIP
C100
C129
XX
16V
B
XX
R104
CHIP
XX
R141
CHIP
BPF
G
CF100
XX
JR1101
0 CHIP
XX
D105
XX
D106
C133
0.01
0
R149
25V
0.01
B:CHIP
C111
XX
L102
CHIP
33
R103
2SC3779C,D-AA
Q102
CHIP
1K
R110
MSD601-RT1
Q111
RN-CP
R148
CHIP
R146
CHIP
R147
25V B
C131
25V
B
C132
CT131
CF101
MSD601-RT1
Q100
CHIP
XX
JR1100
CHIP
2.2K
R114
UN2216
Q104
UN2216
Q103
To A39 (E1) SIFIN2-IF
To A40 (E2) SIFIN1-IF
To A41 (E7) VIFIN2-IF
To A42 (E8) VIFIN1-IF
To A55 (E9) M-SYS-IF
To A36 (E10) TUAGC-IF
To A9,C11,D15 (E11) +B
To A2,B4,B14,C8,D14,F6 (E13) 9V
To A5 (E14) SDA-0
To A6 (E15) SCL-0
To A4,C9,D12,F1 (E16) 5V
To A35 (E3) 2SIF
To A51 (E12) AGC-MUTE
To A26 (E5) IFVO/IF_MON_OUT
SWF101
XX
1
2
3
4
5
3W
RS
22k
R121
CHIP
100
R150
To F26 (E4) IFVO
CHIP
XX
JR1109
1
TP101
XX
CHIP
XX
JR1110
CHIP
56
R109
XX
R126
CHIP
L105
D107
XX
CHIP
0
R152
16V
470
C108
16V
470
C120
CHIP
XX
JR1102
10
C106
I
O SWF
O
G
SWF103
XX
100uH
L100
4700P
B
C115
CHIP
4.7K
R106
CHIP
3.9K
R107
RN-CP
470
R108
0.01
B:CHIP
C119
To F30 (E17) TU-AGC
CHIP
XX
JR1111
0.33uH
L103
CHIP
XX
JR1112
25V
0.01
B
C135
56P
CH:CHIP
C117
1.2UH
L101
100p
CH:CHIP
C102
100p
CH:CHIP
C104
CHIP
33
R119
1000p
B:CHIP
C137
UDZSTE-175.6B
D108
UDZSTE-175.6B
D109
CT139
100uH
L106
RN-CP
470K
R153
B:CHIP
C138
2.2
C1233
SWF100
AGC
AS
SCL
SDA
TU2
IF
MB
MB
TU102
AGC
AS
SCL
SDA
5V
30V
IF
TU101 XX
To A56 (E6) SECAM-L-L
25V
XX
B
C112
A
TUNER
FILTER SURFACE
WAVE
FILTER SURFACE
WAVE
SWITCH
SWITCH
REGULATOR
BUFFER
FILTER
BUFFER
B-BX1S12035-SA.-A..-TUNER-BM14M70
(BLOCK E)
5V
5V
5V
30V
30V
30V
9V
9V
9V
9V
169363611
0.01 25V
:CHIP
TRAP
16V
XX
B
C1329
0.47 10V CHIP
C1019
To A67 (E20) VDDC4_CAP
16V
0.1
B
C070
CHIP
1.5K
R088
To A65 (E18) PLLIF
To A30,F2 (E19) MONO_OUTL
0.0047
B:CHIP
C061
CHIP
25V
0.01
B:CHIP
C057
CHIP
680
R061
CHIP
22k
R355
To A68 (E21) VDDC3_CAP
25V:CHIP
TEDE9
XX
XX
XX
XX
XX
XX
XX
TRAP
CERAMIC
CERAMIC
C140
0.001
CHIP
JR1050
XX
FB101
0UH
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-BM14M70
RM-W101
KV-BM14M70
RM-W101
– 43 –
– 44 –
4-3-6. A Board — Jack (Block F)
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
25V
XX
C904
CHIP
220k
R915
CHIP
75
R917
D902
D903
D904
XX
UDZSTE-175.6B
D908
D909
D910
CHIP
220
R911
CHIP
R944
3
4
Terminal
TERMINAL, S
J900
XX
CHIP
R990
CHIP
10k
R989
CHIP
R919
B
C905
25V
XX
C921
D917
XX
CHIP
R923
16V
1
F:CHIP
C907
UDZSTE-175.6B
D907
CHIP
XX
R9007
CHIP
0
R9008
R9009
CHIP
R9010
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
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:CHIP
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
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
XX
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
XX
CN905
Y OUT
GND
U OUT / FB
GND
V OUT
W005
W006
W007
16V
C060
B
16V
C062
B
16V
C067
B
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
F:CHIP
C906
CHIP
C910
470P
CHIP
C911
CHIP
C913
CHIP
C916
F:CHIP
C919
XX
CHIP
C922
XX
CHIP
C925
UDZSTE-179.1B
D900
UDZSTE-179.1B
D901
D905
D906
D916
J906
2
1
3
5
4
J907
XX
2
1
3
5
4
Q900
MSB709-RT1
UN2216
Q901
Q902
CHIP
1K
R902
CHIP
1.0K
R904
CHIP
470
R906
CHIP
R909
CHIP
R910
CHIP
R913
CHIP
470K
R914
CHIP
R916
CHIP
470K
R924
CHIP
0
R933
CHIP
R941
CHIP
0
R9005
CHIP
XX
R9050
W027
XX
B
C966
16V
2.2
F:CHIP
C967
CHIP
10k
R945
CHIP
27k
R9027
CHIP
R946
CHIP
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-BX1S12035-SA.-A..JACK-BM14M70
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
0
XX
3P
JACK
XX
TO A BOARD
(PROCESSOR)
CN007
XX
UDZSTE-173.6B
D931
D932
0.001 CHIP
C979
XX
C977
XX
C978
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
0:CHIP
0:CHIP
XX
XX
XX
XX
XX
XX
XX
XX
MSD601-RT1
100
XX
XX
XX
XX
XX
XX
UDZSTE-173.6B
– 45 –
KV
-BM14M70
-BM14M70
RM-W101
A
12345
6
7
B
C
D
E
F
G
H
I
J
4-3-7.
C Boar
d Sc
hematic Diagram
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
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
1
2
3
4
5
2
3
4
5
WHT
5P:S-MICRO
CN703
200V
NC
GND
H1
NC
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
2
3
4
5
6
7
7P:S-MICRO
CN701
WHT
GND
B
G
R
GND
1K
9V
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
C
FV
RCV
(VIDEO AMP)
B-BX1S12035-SA.-C..-BM14M70
1
2
3
4
5
6
9V
9V
1000V
200V
H
KG
G2
CV
KR G1
G4 HV
KB
A34LRG70X
PICTURE TUBE
TO EARTH
COATING ASSY
TO A BOARD
(DEFLECTION)
CN801
TO A BOARD
(PROCESSOR)
CN004
145154411
1SS133T-77
– 46 –
KV-BM14M70
RM-W101
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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