Sony KV-21HFV100 (serv.man2) Service Manual ▷ View online
– 52 –
KV-21HFV100
RM-W112
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORM
101
0
102
3.3
103
0
104
2.4
105
2.5
106
0
107
3.3
108
3.6
109
3.3
110
3.2
111
4.9
112
0.4
113
0
114
0
115
0
116
1.9
117
1.7
118
1.7
119
3.3
120
0
121
0
122
*
123
0
124
1.7
125
0
126
3.3
127
0
128
0
IC200
1
0
2
0
3
29.3
4
0
5
0
6
0
7
14.7
8
-0.7
9
-0.7
10
30.7
11
11.0
12
14.6
IC601
1
1.4
2
1.1
3
(167.2)[168.1]
4
11.5
5
2.7
IC602
I
0
G
0
O
(0.1)[8.9]
V
(0.1)[*]
IC603
I
4.0
G
0.1
O
1.9
V
2.4
IC604
I
8.9
G
0
O
4.9
IC605
I
(135.5)[134.4]
G
0
O
24.3
IC606
I
26.7
G
0
O
3.3
IC607
I
4.0
G
0
O
1.7
IC800
1
6.2
2
6.2
3
6.2
4
0
5
6.1
6
6.1
7
6.1
8
12.5
IC801
1
2.3
2
0.8
3
1.6
4
0
5
3.0
6
2.3
7
5.9
8
8.9
IC802
1
(3.2)[2.6]
2
3.2
3
3.2
4
0
5
3.3
6
3.3
7
4.3
8
8.9
IC804
1
0.4
704.0mVp-p
PAL
17
768.0mVp-p
NTSC
17
2
13.5
3
-12.3
4
-13.5
5
(0.4)[0.1]
50.40Vp-p
PAL
16
51.20Vp-p
NTSC
16
6
13.6
7
0.4
IC2101
1
0
2
0
3
(2.9)[0]
4
0
5
0
6
0
7
13.4
8
0
9
-0.7
10
30.7
11
11.0
12
14.9
PH600
1
26.3
2
25.3
3
26.3
4
25.3
Q001
B
0
C
3.3
E
0
Q008
B
-0.2
C
(0.5)[0.4]
E
(0.1)[0]
Q010
B
*
C
0
E
2.6
Q013
B
(*)[0.2]
C
1.7
E
0
Q100
B
2.1
C
8.9
E
(1.4)[1.5]
Q102
B
3.0
C
2.2
E
8.8
Q103
B
(0)[3.2]
C
(3.1)[0]
E
0
Q104
B
(3.1)[0]
C
(0)[5.3]
E
0
Q111
B
0.1
C
8.9
E
0
Q200
B
2.1
C
0
E
0
Q202
B
8.9
C
0
E
8.8
Q601
B
0
C
12.5
E
0
Q605
B
12.3
C
11.9
E
12.2
Q606
B
11.0
C
12.4
E
11.7
Q608
B
0
C
22.7
E
0
Q609
B
(0.3)[0.6]
C
0
E
0
Q800
B
1.6
C
8.9
E
(1.1)[1.0]
Q801
B
0.3
C
3.0
E
0
Q802
B
0
C
6.1
E
0
Q803
B
0
1.440Vp-p
PAL
14
1.380Vp-p
NTSC
14
C
73.4
E
0
Q804
B
133.3
C
0
E
133.4
Q805
B
0
C
(137.5)[137.4]
143.2Vp-p
13
E
0
– 53 –
KV-21HFV100
RM-W112
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORM
Q806
B
5.9
C
(8.9)[6.0]
E
(4.7)[5.6]
Q807
B
5.9
C
0
E
5.6
Q808
S
0
1.040Vp-p
15
G
5.6
D
(11.4)[9.3]
Q814
B
0
C
4.9
E
0.1
Q900
B
(1.4)[1.3]
C
0
E
0
Q901
B
(-0.1)[0]
C
(0.5)[*]
E
0
Q902
B
(-0.1)[0]
C
0
E
0
Q2101
B
(0.1)[0]
C
8.9
E
(0.1)[0]
Ref
Pin No.
Voltage[v]
Q2104
B
(*)[*]
C
8.9
E
(0.1)[*]
Q8009
B
(197.9)[197.2]
C
198.4
E
198.6
Q8010
B
0.5
C
0
E
0
DY800
H+
137.5
H-
133.7
V+
(0.4)[0.1]
V-
0
H BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC4013
1
2.5
2
2.5
3
2.5
4
2.5
5
2.5
6
0
7
3.9
8
0
9
2.5
10
2.5
11
2.5
12
2.5
13
2.5
14
2.5
15
2.5
16
0.5
17
2.5
18
0
19
5.0
20
0
21
2.6
22
2.5
23
2.5
24
2.5
25
0.1
26
2.5
27
2.5
28
2.5
29
2.5
30
2.5
31
0
32
1.0
33
0
34
0
35
0
36
2.5
IC4014
I
8.8
G
0
O
5.0
IC4015
1
4.9
2
(4.6)[4.9]
3
4.9
4
0
Ref
Pin No.
Voltage[v]
5
4.8
6
4.8
7
4.8
8
8.8
IC4101
I
3.3
G
0
O
2.9
Q4101
B
0
C
3.3
E
0.1
Q4102
B
3.2
C
3.3
E
(0.2)[0.1]
Q4103
B
3.5
C
0
E
4.2
Q4104
B
0
C
3.2
E
4.2
– 54 –
KV-21HFV100
RM-W112
CV BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC751
1
2.6
1.400Vp-p
PAL
1
1.700Vp-p
NTSC
1
2
2.5
1.200Vp-p
PAL
2
1.060Vp-p
NTSC
2
3
2.5
1.240Vp-p
PAL
3
1.820Vp-p
NTSC
3
4
0
5
4.4
6
198.1
7
(80.4)[83.5]
96.0Vp-p
PAL
4
138.0Vp-p
NTSC
4
8
(79.3)[80.0]
92.0Vp-p
PAL
5
84.0Vp-p
NTSC
5
Ref
Pin No.
Voltage[v]
9
73.9
108.0Vp-p
PAL
6
114.0Vp-p
NTSC
6
Q701
B
4.4
C
0
E
0.1
Q712
B
2.4
C
5.6
E
1.7
Q713
B
133.7
C
(69.0)[68.0]
E
134.2
Q715
B
0.6
C
(69.0)[68.0]
E
0.1
Q717
B
6.2
C
8.8
E
5.9
Q718
B
5.6
C
0
E
5.8
Q719
B
2.4
C
8.9
E
1.7
J751
H1
0
H2
0
KB
(74.9)[75.4]
KG
(79.5)[80.2]
KR
(80.6)[84.0]
KV-21HFV100
RM-W112
KV-21HFV100
RM-W112
– 55 –
– 56 –
[VIDEO AMP]
CV
4-5.
PRINTED WIRING BOARDS
PRINTED WIRING BOARDS
– CV Board –
[FRONT PANEL & KARAOKE]
H
– H Board –
J4101
J4102
J4103
IC4013
IC4014
IC4015
IC4016
L4100
L4101
L4102
JR4001
RV4100
RV4101
A4106
CN4101
CN4102
1
7
CN4103
1
5
CN4105
1
7
CN4106
1
6
CN4107
1
3
CN4108
CN4109
C4101
C4102
C4103
C4104
C4105
Q4101
C4106
Q4102
Q4103
C4107
Q4104
C4108
Q4105
C4109
C4110
C4113
C4117
C4118
C4119
C4120
C4120
C4121
C4122
C4123
C4124
C4125
D4101
C4126
D4102
C4127
D4103
C4128
D4104
C4129
D4105
R4101
D4106
R4102
D4107
R4103
D4108
R4104
D4109
R4105
R4106
R4107
C4130
R4108
C4131
R4109
O
VCC
IC4101
C4132
C4133
C4134
C4135
D4111
C4136
D4112
C4137
D4114
C4138
R4110
D4115
C4139
R4111
D4116
D4117
D4118
D4119
C4140
C4141
C4142
C4143
D4120
C4144
D4121
C4145
D4122
D4123
D4124
R4122
R4123
R4124
R4125
S4101
R4126
R4127
R4128
R4129
C4153
C4154
C4155
C4156
C4157
C4158
R4130
C4159
R4131
R4132
R4133
R4134
R4135
R4136
R4137
C4160
R4138
R4139
C4162
C4163
C4164
C4165
A016
C4166
C4167
C4168
R4140
R4141
R4154
R4155
R4156
R4157
R4158
R4159
R4160
R4161
R4162
R4163
R4164
R4165
R4166
R4167
R4168
R4169
R4170
R4171
R4172
R4173
R4174
R4175
R4176
(1-724-702-11)
1-863-440-11
MIC
SW
GND
11V
KARA L
KARA R
GND
GND
MON L
MON R
R
L
SP GND
SP GND
OUT L
SP GND
OUT R
L IN
R IN
CV IN
GND
GND
LED R
LED G
GND
GND
VCC
SIRCS
AC OUT
AC OUT
AC IN
AC IN
1
4
5
8
1
18
19
36
2
2
1
1
W-MUTE
R1
– J Board –
[DVD TERMINAL]
J
1
8
CN4201
D4201
D4202
D4203
D4204
D4205
D4206
D4207
D4208
J4201
J4202
A4201
SP R
SP L
W L
W R
SP GND
SP GND
1-863-441-11
(1-724-702-11)
SP GND
SP GND
R1
G1-3
KR
KG
KB
G1-2
H2
H1
G1-1
G2
E
GND
GND
VM OUT
+B
GND
VM
GND
1000V
200V
GND
H1
B
G
R
GND
9V
IK
E
1-687-881-11
(1-722-474-11)
R1
1
3
4
5
6
7
8
9
10
11
13
GND
D750
D754
D755
D756
IC751
2
1
8
9
D780
D781
D782
D783
J751
TP700
TP701
Q701
B
E
RV750
Q712
B
E
Q713
B
E
Q715
B
E
Q717
B
E
Q718
B
E
Q719
B
E
L711
L712
L750
L751
L752
L753
L754
R712
R713
R714
R715
1
7
CN701
CN702
CN703
1
5
CN704
CN705
R722
R724
R725
R726
R727
R728
R729
CN711
4
1
CN712
1
3
R730
R731
R732
L780
R735
R736
R737
C703
C710
A001
C711
A002
C712
A003
C713
A004
C714
A005
A006
R752
A007
R753
A008
C718
R754
C719
R756
R757
R758
C720
C722
C723
R760
C725
R763
R764
R765
R770
R771
R772
R773
R774
R775
R776
R777
R778
R780
R781
R783
R787
R788
R789
C751
C752
C753
R790
C754
R791
R792
C756
R793
R794
JW704
R795
JW705
C759
JW706
JW707
JW708
C781
C782
C783
C784
R785
R786
R767
R768
R784
R766
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