Sony KV-HA21M80 (serv.man3) Service Manual ▷ View online
– 31 –
KV-HA21M80
RM-969
A
1
2
3
4
5
6
7
B
C
D
E
F
G
H
I
J
200V
200V
1
1
1
2
3
4
5
6
7
8
1
2
3
1
2
3
1
-2
-2
5
10 9 8
7
6
4
3
1
11
13
G4
G2
G1-1
H1
H2
G1-2
KB
KG
KR
G1-3
RCV
1
2
3
4
5
CN706
C1762
#
#
C1784
JW701
JW702
C702
C703
C704
C708
C709
C710
C713
C714
C716
C718
C719
D702
1SS119-25
SPEED UP
1SS119-25
SPEED UP
D703
1SS119-25
SPEED UP
1SS119-25
SPEED UP
D707
1SS119-25
SPEED UP
1SS119-25
SPEED UP
D708
1SS119-25
SPEED UP
1SS119-25
SPEED UP
D709
1SS119-25
SPEED UP
1SS119-25
SPEED UP
D716 1SS119-25 CLAMP
J701
Q704
2SC2611
B AMP
2SC2611
B AMP
Q705
2SC2611
G AMP
2SC2611
G AMP
Q706
2SC2611
R AMP
2SC2611
R AMP
Q709
2SA1091-0
FEEDBACK
2SA1091-0
FEEDBACK
Q712
2SC2785T-HFE
R AMP
2SC2785T-HFE
R AMP
R706
R725
R726
R727
R728
R729
R730
R738
R739
R740
R755
R756
R757
R760
R
761
R
762
RV702
CN702
CN704
R705
C737
C746
C701
L710
10UH
10UH
L711
JW(5MM)
JW(5MM)
L712
JW(5MM)
JW(5MM)
R708
R722
R724
C1760
#
#
C1761
#
CN1701
#
L1700
#
#
L1761
Q1765
Q1767
#
BUFFER
#
BUFFER
Q1777
R1763
#
R1764
#
#
R1769 #
R1790
#
#
R1851
#
#
R712
R714
R710
R734
R703
R719
R721
R723
C712
R731
R732
R733
C717
R716
R717
R718
L701
22UH
:EL0607
22UH
:EL0607
D717
NNCD9.1A-T1
C1764
#
#
R1774
#
R711
R713
R715
#
#
#
#
0.001 B
4.7
250V
0.022
400V
:PP
C706
47
16V
470p B
470p
B
B
470p
B
560P
560P
100
16V
100
16V
16V
680p B
SOCKET
680
:RN
R707
470
:RN
2.2k
2.2k
2.2k
180
180
180
100
100
100
1.2k
1.2k
1.2k
JW(5MM)
JW
(5
M
M
)
JW
(5
M
M
)
110M
1P
:TAB
1P
:TAB
#
C736 #
#
#
0.0047
2kV
E
0.68
3W
:RS
R720
JW(5MM)
JW(5MM)
JW(5MM)
8.2k
3W
:RS
8.2k
3W
:RS
8.2k
3W
:RS
100
1/2W
100k
1/2W
#
#
#
470P
B
150
150
150
47p
CH
CH
1K
1K
1K
CLAMP
D713
1SS119-25
STOPPER
D714
D715
1.5k
1/2W
1.5k
1/2W
1.5k
1/2W
.
.
1
2
3
4
5
6
7
8
9
10
11
1
C1763
#
C1768
#
C1769
#
C1770
#
C1773
#
C1775
#
C1778
#
C1779
#
D1767
#
D1768
#
#
Q1763
#
VM
VM
#
AMPLIFIER
AMPLIFIER
#
STANDBY
MUTE
R1772
#
R1775
#
R1776
#
R1779
#
R1782
#
R1785
#
R1812
#
200V
FOCUS
G2
FV
GND
H1
GND
TO A BOARD
9V
G2
GND
TO A BOARD
CN701
5P
:S-MICRO
TO A BOARD
CN500
CN505
NC
NC
GND
CN300
VM IN
GND
+B
NC
GND
1K
GND
NC
VM
B IN
G IN
R IN
#
R1765
1SS119-25
STOPPER
STOPPER
1SS119-25
STOPPER
Q711
2SC2785T-HFE
G AMP
2SC2785T-HFE
G AMP
Q710
2SC2785TP-HFE
B AMP
2SC2785TP-HFE
B AMP
Q708
2SA1091-0
FEEDBACK
2SA1091-0
FEEDBACK
D701
1SS119-25
SPEED UP
1SS119-25
SPEED UP
Q707
2SA1091-0
FEEDBACK
2SA1091-0
FEEDBACK
CN703
6P
6P
CN1702
#
TO VM COIL
200V
R
G
B
R
G
B
B-SSS11081-PAKISTAN.-CV.-HA21M80
1
2
3
4
H
KG
G2
CV KRG1 G4 HV
KB
PICTURE
A51LPT70X
TUBE
RGB AMPLIFIER
(
(
(2) CV Board Schematic Diagram
– 32 –
KV-HA21M80
RM-969
Ref
Pin No
Voltage[v]
IC001
1
(4.6) [0]
2
0
3
0
4
(0) [4.5]
5
4.8
6
(0) [4.9]
7
0
8
0
9
4.9
10
4.6
11
0
12
0
13
0
14
4.7
15
4.9
16
0
17
4.7
18
0
19
(0.9) [1.8]
20
0
21
4.9
22
0
23
(0) [4.9]
24
(4.9) [0]
25
0.4
26
3.6
27
0
28
(0.8) [1.6]
29
4.9
30
4.7
31
4.9
32
0
33
4.9
34
2.3
35
2.1
36
4.9
37
0
38
(2) [4.8]
39
(0.3) [1]
40
4.9
41
4.9
42
(3.4) [3]
43
(0.9) [1.6]
44
4.9
45
(4.9) [2.6]
46
4.9
47
0.4
48
4.7
49
0
50
0
51
0
52
0
53
4.9
54
4.5
55
4.9
56
4.5
57
3.6
58
(0) [0.3]
59
8.9
60
(0.1) [8.9]
61
0
62
0
63
4.9
64
4.9
IC002
1
0
2
4.9
3
4.8
4
11
5
4.9
6
0
7
0
IC003
1
0
2
0
3
0
4
0
5
4.9
6
4.9
7
0
8
4.9
IC004
1
4.7
2
3.6
3
0
IC101
I
9
G
0
O
0
IC201
1
4.5
2
4.5
3
4.5
4
4.5
5
4.5
6
4.5
7
4.5
8
4.5
9
4.5
10
4.5
11
4.5
12
4.5
13
4.5
14
4.5
15
4.5
16
4.5
17
4.5
18
4.5
19
4.5
20
0
21
4.6
22
4.6
23
4.5
24
9
25
0
26
3.8
27
3.8
28
4.5
IC203
1
0
2
0
3
20.3
4
0
5
0
6
0
7
(*) [9.8]
8
0.4
9
0
10
21
11
9.7
12
9.7
IC301
1
(0.9) [1.1]
2
3.7
3
0
4
0
5
(2.4) [3.6]
6
(2.9) [4.4]
7
4.6
8
4.5
9
6.6
10
0
11
3.3
12
8.2
13
(3.8) [4.6]
14
0
15
3.1
16
(0.2) [0.5]
17
(3.3) [3.9]
18
6.7
19
(2.8) [3.1]
20
(2.7) [2.9]
21
(2.8) [3]
22
3.3
23
3.4
24
3.4
25
3.4
26
0
27
(2.7) [2.9]
28
(2.7) [2.9]
29
2.3
30
2.4
31
2.3
32
2.4
33
0.3
34
2.4
35
2.4
36
(4.8) [4.3]
37
8.2
38
2.5
39
4.9
40
1.5
41
0.64
42
3.1
43
3.9
44
0
45
4.1
46
1.3
47
1.4
48
4.6
49
4.6
50
1.6
51
3.7
52
3.8
53
(4.6) [1.2]
54
(4.2) [8.2]
55
2.9
56
(3.2) [4.1]
IC402
1
5.5
2
2.5
3
2.5
4
0
5
(9) [2.5]
6
(5.5) [2.5]
7
(2.5) [5.5]
8
(2.4) [9]
IC520
1
9.4
2
5.8
3
5.8
4
0
5
2.2
6
2.2
7
2.2
8
11.6
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
5-4. VOLTAGE MEASUREMENT
A BOARD VOLTAGE LIST
– 33 –
KV-HA21M80
RM-969
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
IC551
1
0.5
2
13.6
3
-12
4
-13
5
0.2
6
13.7
7
0.5
IC601
1
*
2
*
3
(*) [159]
4
(*) [7]
5
(*) [2]
IC602
1
(*) [118]
2
(*) [135]
3
0
IC604
1
(11) [11.6]
2
9
3
0
4
4.7
IC850
1
2.1
2
0.7
3
1.5
4
0
5
2.5
6
2.1
7
5.8
8
9
IC851
1
(2.3) [2.7]
2
3.2
3
3.2
4
(0) [0.1]
5
(0) [2.8]
6
(2.6) [2.8]
7
3.7
8
9
Q001
B
0
C
4.9
E
0
Q002
B
0
C
4.9
E
0
Q003
B
0
C
4.9
E
0
Q004
B
0.1
C
4.9
E
0.1
Q005
B
0
C
4.7
E
(0) [0.2]
Q100
B
(3.6) [7.4]
C
9
E
(4.2) [8.1]
Q102
B
3.1
C
2.4
E
9
Q103
B
0
C
3.2
E
0
Q104
B
0
C
(0) [5.5]
E
3.2
Q105
B
0
C
(9) [0]
E
(0.3) [0.6]
Q106
B
0
C
3.8
E
0.6
Q201
B
5.6
C
9
E
6.2
Q202
B
(6) [3.3]
C
(0) [1.3]
E
(13) [13.4]
Q203
B
(5.5) [5.2]
C
13
E
(6.1) [5.8]
Q204
B
21.4
C
21.4
E
20.7
Q205
B
0
C
0
E
(4.7) [0.7]
Q208
B
1.3
C
1.4
E
4.8
Q300
B
(3.1) [0.2]
C
0
E
0
Q301
B
(3.2) [4.1]
C
0
E
(2.4) [4.8]
Q302
B
(0) [4.1]
C
0
E
(3.8) [3.6]
Q303
B
(2.4) [4.8]
C
(7.8) [4.8]
E
(3.0) [5.5]
Q304
B
(3.0) [5.8]
C
(2.4) [4.8]
E
(0) [9]
Q305
B
(2.9) [5.8]
C
(2.3) [4.8]
E
(2.3) [9]
Q306
B
9
C
9
E
(2.9) [4.3]
Q307
B
9
C
9
E
(2.9) [4.4]
Q308
B
0
C
9
E
0
Q309
B
(2.3) [9]
C
9
E
(2.9) [0.1]
Q310
B
0
C
9
E
0
Q311
B
(9) [3.5]
C
9
E
(2.9) [4.4]
Q312
B
0
C
(0) [9]
E
(3.8) [0]
Q313
B
0
C
(8.9) [0]
E
(0) [3.3]
Q314
B
0
C
0
E
4
Q315
B
2.7
C
9
E
0
Q316
B
0
C
4.9
E
0
Q317
B
0
C
9
E
0
Q318
B
2.6
C
6.2
E
3.2
Q319
B
3.8
C
(8.2) [0.2]
E
4.4
Q320
B
0
C
(3.3) [5.4]
E
0
Q400
B
11.4
C
(1) [4.4]
E
11.6
Q401
B
0
C
(0.1) [0]
E
(0.1) [0.2]
Q402
B
0
C
(0.1) [0]
E
(0.1) [0.2]
Q403
B
5.2
C
0
E
4.5
Q404
B
5.2
C
0
E
4.5
Q405
B
5.1
C
0
E
(4.4) [4.5]
Q406
B
1.8
C
4.2
E
2.5
Q407
B
3.5
C
9
E
4.2
Q500
B
(*) [133.7]
C
0
E
(*) [133.6]
Q520
B
0.6
C
0
E
0
Q800
B
0
C
(*) [30]
E
0
Q801
B
(0.1) [0]
C
(*) [99]
E
(*) [0]
Q802
D
(5.6) [10]
G
(8) [5.5]
S
0
Q850
B
5.6
C
9
E
5.9
Q851
B
5.6
C
0
E
5.7
Q922
B
2
C
5.3
E
2.7
Q923
B
(1.4) [1.9]
C
(2.5) [9]
E
(2.1) [2.4]
A BOARD VOLTAGE LIST
– 34 –
KV-HA21M80
RM-969
A BOARD VOLTAGE LIST
Q924
B
(5.5) [0]
C
9
E
(6.1) [8.5]
Q956
B
0
C
0
E
0.6
Q961
B
(1.9)[1.4]
C
(9) [2.4]
E
(2.5)[2.1]
Q962
B
8.3
C
3.2
E
7.7
Q964
B
0.9
C
6.6
E
1.5
Q966
B
1.0
C
6.1
E
1.6
Ref
Pin No.
Voltage[v]
CV BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
J701
KR
(110)[102]
KG
(112)[104]
KB
(103)[96]
H2
(0.1)[0]
G2
218
Q704
B
(8.7)[9]
C
(105.8)[96]
E
(8.1)[8.4]
Q705
B
9
C
(112)[104]
E
8.3
Q706
B
9
C
(111)[103]
E
8.4
Q707
B
(105.6)[96]
C
(7.8)[8.2]
E
(102.5)[95]
Q708
B
(112)[104]
C
8
E
(109)[102]
Q709
B
(111)[102]
C
(8.1)[8.3]
E
(108)[100]
Q710
B
2.9
C
8.4
E
(2.2)[2.4]
Q711
B
(2.7)[2.9]
C
8.4
E
(2.1)[2.3]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Q712
B
2.8
C
8.4
E
2.1
Q1763
B
133.9
C
68.9
E
134.5
Q1765
B
0.9
C
68.9
E
0.3
Q1767
B
5.5
C
9
E
4.8
Q1777
B
0.7
C
0
E
0
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