Sony KV-HW21M80 (serv.man2) Service Manual ▷ View online
– 51 –
KV-HW21M80/HW21M83
RM-W101
C BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC751
1
1.7
1.660V
1
2
1.7
1.800V
2
3
1.8
1.840V
3
4
0
5
4.6
6
197.6
7
(138.6)[144.4]
128.0V
PAL
4
126.0V
NTSC
4
8
(145.1)[149.1]
110.0V
5
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORM
Q809
B
*
C
*
E
0
Q814
B
0
C
4.9
E
0.1
Q900
B
1.3
C
0
E
2
Q901
B
–0.1
C
0
E
0
Q902
B
–0.1
C
0
E
0
9
(146.5)[134.1]
102.0V
6
J751
4
(0)
5
(0)
6
(0)
7
(0)
8
(151)[145]
9
(149)[147]
10
(141.5)[139.5]
Q701
B
(4.7)[4.6]
C
0
E
0
Q911
B
*
C
8.9
E
*
Q8009
B
197
C
198.3
E
198.5
Q8010
B
0.5
C
0
E
0
DY800
1.320V
12
Ref
Pin No.
Voltage[v]
– 52 –
KV-HW21M80/HW21M83
RM-W101
[VIDEO AMP]
C
[3D TERMINAL]
J
– C Board –
– J Board – (KV-HW21M83)
4-5.
PRINTED WIRING BOARDS AND PARTS LOCATION
PRINTED WIRING BOARDS
200V
NC
NC
GND
H1
B
G
R
GND
1K
9V
1-687-880-15
(1-722-473-15)
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
R5
EY706
EY707
A704
A702
JW1750
3D + IN
GND
GND/3D - IN
J3400
1
3
CN3400
D3400
D3401
D3402
D3403
(1-722-475-12)
1-687-882-12
R2
– 55 –
KV-HW21M80/HW21M83
RM-W101
STV9302A
TDA12067H/
N1B0B0PX
N1B0B0PX
BA033T
TA7805S
TA7805S
LM2903DT
TJM4558CDT
TJM4558CDT
4-6.
SEMICONDUCTORS
DIODE
BY228/23
CATHODE
ANODE
CATHODE
ANODE
(GRN)
ANODE
(GRN)
CATHODE
ANODE
SPB-25MVWF
D3SB60F3
HSS82-TJ
MTZJ-T-77-15
RD5.1ESB2
1SS119-25
MTZJ-30A
UPC574J
MTZJ-T-77-15
RD5.1ESB2
1SS119-25
MTZJ-30A
UPC574J
AM01AV1
D1NL20U
D3S6M-F
EGP20G
EL1Z
GP08D
RU4AM-T3
D1NL20U
D3S6M-F
EGP20G
EL1Z
GP08D
RU4AM-T3
MA2ZD14001S0
MA77
UDZSTE-175.6B
UDZSTE-179.1B
UDZSTE-173.6B
MA77
UDZSTE-175.6B
UDZSTE-179.1B
UDZSTE-173.6B
ANODE
CATHODE
TRANSISTOR
DA204K
MSB709-RT1
MSD601-RT1
UN2211
UN2216
MSD601-RT1
UN2211
UN2216
MMDL914T1
FN155
2SC5885
2SC3209LK
3
1
2
1
3
2
S3L20UF4
RN4Z
10ERB20-TA2B5
10ERB20-TB3
11EQS10-TB5
RN4Z
10ERB20-TA2B5
10ERB20-TB3
11EQS10-TB5
CATHODE
ANODE
E
B
C
IRF614-037
E C B
IC
2SA1091-O
2SC3779C,D-AA
2SC3779C,D-AA
Small Outline L-leaded
Package
Pin 8~98
Package
Pin 8~98
SOP
1
TOP VIEW
1
7
TOP VIEW
AN17803A
AN5276TA
AN5276TA
RPM7240-H5
PQ018EF01SZH
PQ09RD1SJ00H
PQ09RD1SJ00H
TDA6108AJF/N1
1
9
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