Sharp LC-28HM2U Service Manual page 72

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LC-28HM2
AN-28SP2
Ë POWER UNIT (DISPLAY)
J
0.82uF/400V MDS(X N) x2
2 1 9 . 3
2 1 9 . 3
2 1 9 . 3
2 1 9 . 3
L6
C1225
R18
(RBV 406)
1,2
510k
D3SB60
D1
+
1 0 8
1 0 8
1 0 8
1 0 8
C24
C25
I
R19
510k
5
-
R21
10k
R20
TH1
18k
8D2-10
C8
4700pF
3 . 9
3 . 9
3 . 9
3 . 9
250V KX
H
F.G
C29
1000pF/50V
DD 104
(RPE)
1 N
2 L
C28
1 3 . 7
1 3 . 7
1 3 . 7
1 3 . 7
CN3
QC NCM1531SNEZ
10uF/25V PW
PC2 B
Q18
G
A
4
DTA124XSA
B
RL1A
RL1B
(R N1008)
RRLY D1010SNEZ
F
C11
0.047uF/275V
(ET)
L2
RCILZ1228SNEZ
QCNW-1716
E
SNEZ
CNW1
C4
C5
C6
2200pF/250V KX
JP
x2
L1
Z1234
D
CN10
0.22uF/275V
QC NCM
RE224-L
1314SNEZ
C3
(ET)
x3
C2
C1
C
R1
300k 1/2W
TR-5 (250V/2A)
VA 1
NV 470D10
(ENC 471D10A)
F2
TR-5 (250/3.15V)
B
F1
TR-5 (250V/3.15A)
2 4 0
2 4 0
2 4 0
2 4 0
F.G
1
4
6
8
10
L
N
CN1
CN2
QCNCM1706SNEZ
CNW2
QSOCA1011SNEZ
QCNW -1707SNEZ
A
2
3
4
1
F7
TR-5(250V/1A)
40 0
40 0
40 0
40 0
C26
C27
TH2 8D2-10
68uF/450V PB(K MX ) x2
D9
R25
R28
10JL2CZ47
820k
820k
11,12
21 9
21 9
21 9
21 9
18 9
18 9
18 9
18 9
18 7
18 7
18 7
1 8 7
Q4
R26
R29
C50
2SK2842
750k
750k
0.15uF
1 0
1 0
1 0
1 0
R24
630V
220
JP8
0 . 1
0 . 1
FPD
0 . 1
0 . 1
6
R22
R23
R27
R30
12
10k
10k
C62
0.47 2W
100pF/2kV HR
HRNM
2. 5
2. 5
2. 5
2. 5
4 . 9 5 . 0
4 . 9
4 . 9
4 . 9
5 . 0
5 . 0
5 . 0
R89
IC2
D26
3k
AN 8032
0. 1
0. 1
0. 1
0. 1
1SS270A
9
6
8
1
2. 5
2. 5
2. 5
2. 5
C47
2
5
1000pF
4
2. 5
2. 5
2. 5
2. 5
7
3
C32
0.1uF/16V
C30
100pF/50V
DD407
R31
FIN
(RPE)
(RPE)
1M
C31
R90
560pF/50V
0
DD104 (RPE)
(2SC 3668)
Q11
(2SC 2655)
2SJ324
Q20 2SC1741AS
6. 4
6. 4
(2SJ234)
6. 4
6. 4
3
PC123FY
R91
1K
C44
C68
3
NU
7. 8
7. 8
7. 8
7. 8
8 . 2
8. 2
8. 2
8. 2
0.068uF
50V
PC5B
R92
RPE
PC123FY
4
1.5K
7. 9
7. 9
7. 9
7. 9
R93
Q21
R35
2.4K
2SA854S
2. 3
2. 3
2. 3
2. 3
100 2W RSI
0. 0
0. 0
0. 0
0. 0
R32
0. 1
0. 1
3 2W HRSM
0. 1
0. 1
C63 2200pF/50V
R36
PC3B PC123FY
DD106
4
15 .8
15 .8
15 .8
15 .8
(RPE)
5.6k
Q6
3
DTA143ESA
C37 0.1uF/16V
0. 0
0. 0
0. 0
0. 0
15 .8
15 .8
15 .8
15 .8
(RN2001)
D12
R33
1SS270A
5.6k
0. 0
0. 0
0. 0
0. 0
DD 407
C33
(RPE)
0.047uF
Q7
/50V
DTC124ESA
1.2k
RPE
R34
(RN1003)
C34
51k
R38
1u F/50V ST
C70
10uF/35V PW
10 .1
10 .1
10 .1
10 .1
( 5 x 7)
2
TA 78L010PA
F3
TR-5(250V/2A)
TH3
D2
32 3. 1
32 3. 1
32 3. 1
32 3. 1
VA 3
M22007
05NH45x2
NV 470D10
(EM1C)
(ENC471D10A)
D11
C15
22uF/35V SF
F4
21 6. 3
21 6. 3
21 6. 3
21 6. 3
R95
47K 1W
14 5. 8
14 5. 8
14 5. 8
14 5. 8
C17
R96
47K 1W
1000pF
73 .4
73 .4
50V
73 .4
73 .4
D28
D29
DD 104
S1WB (A)60B
HZS39NB4
R5
(RPE)
38 .2
38 .2
38 .2
38 .2
(M TZJ39A )
390
D30
(RD39ESB1)
9 . 1
9 . 1
9 . 1
9 . 1
1. 0
1. 0
1. 0
1. 0
x2
1
D27
PC 6 A
HZS9C2
PC123FY
(MTZJ10A)
2
(RD10ESB1)
5
6
7
8
78
L9 C1224
Q10
2SK2662
82 .6
82 .6
82 .6
82 .6
8 2 . 4
8 2 . 4
8 2 . 4
8 2 . 4
(2SK3233) (2SK2358)
2
9
R56
D22
R60
12k
5JLZ47
22 k
(FML-G16S)
R55
5
R61
L8
0 . 0
0 . 0
0 . 0
0 . 0
22 2W RSI
1
4
BL02RN2-
7
2.4k
IC4B
R62T4
UPC393C
6
T3
P1207
10
5
7
6 . 3
6 . 3
6. 3
6. 3
6 . 3
6 . 3
6. 3
6. 3
5.6k
C53
R62
R57
0.01uF
D21
/50V
RPE
1SS270A
220 1W RSI
0. 3
0. 3
0. 3
0. 3
UPC 393C
Q1 2
8
2SC 2655
2
(2SC3668)
R58
R59
0 . 9
0 . 9
1
D20
0 . 9
0 . 9
1 . 2
1 . 2
1 . 2
1 . 2
IC4A
3
1SS270A
1.2k
1k
250V
4
RS
(K H)
R63
C61
100k
R64
0.1uF
1.1k
R49
50V
30k
RPE
C52
0.01uF/50V
RPE
C51
1uF/35V MF
F6
TR-5(250V/1A)
4
220pF/2kV HRx2
R39
C35
C36
270k 1/2W
2 0 2 . 0
2 0 2 . 0
2 0 2 . 0
2 0 2 . 0
R40
270k 1/2W
(2SK2480)
6
3 9 5 . 3
3 9 5 . 3
3 9 5 . 3
3 9 5 . 3
Q5 2SK2700
D14 1SS270A
R41 1.5K
R37
1 0 . 8
1 0 . 8
1 0 . 8
1 0 . 8
1 6 . 2
1 6 . 2
1 6 . 2
1 6 . 2
1 2 . 3
1 2 . 3
1 2 . 3
1 2 . 3
18k
R42
4700pF/50V
220 1/2W
C40
1 1 . 4
1 1 . 4
1
1 1 . 4
1 1 . 4
(RPE)
C39 0.1uF/16V
DD 107
R43 1k
R45
(2SC3668)
D15
68
D13
(2SC 2655)
HZZ16-3
DD 407
(RPE)
1 2 . 9
1 2 . 9
1 2 . 9
1 2 . 9
2SC1741AS
AG 01
(MTZJ18A)
D17
R44 2.2k
(RD18ESB1)
7 . 6
7 . 6
7 . 6
7 . 6
Q8
3
4
1SS270A
(D1NL40)
18 . 8
18 . 8
18 . 8
18 . 8
19 .1
19 .1
19 .1
19 .1
R46 100
0 . 8
0 . 8
0 . 8
0 . 8
C41
PC4B PC123FY
(1GU42)
0.01uF/50V
RPE
2
3
D16
C42
1 2 . 8
1 2 . 8
3
1 2 . 8
1 2 . 8
IC7
1
150uF/35V PW
AG 01 (D1NL40)
(1GU42)
3 2 3 . 0
3 2 3 . 0
3 2 3 . 0
3 2 3 . 0
8
R11
C14
C38 100pF/2kV
HR
22uF/400V KMX
360K
1 6 1 . 0
1 6 1 . 0
1 6 1 . 0
1 6 1 . 0
(2SK2480)
R12
R7
(2SK2700)
1 2W HRNM
360k
(1GU42)
0 . 1
0 . 1
2SK2718
3 2 8 . 0
3 2 8 . 0
7
0 . 1
0 . 1
3 2 8 . 0
3 2 8 . 0
P110A
9 . 1
9 . 1
9 . 1
9 . 1
Q1
(D1NL40)
R8
( 1 1 7 C )
AG 01
HZ S5-B1
D3
0 . 7
0 . 7
0 . 7
0 . 7
R14
D5
D4
F8
15kF
6
0 . 0
0 . 0
0 . 0
0 . 0
10
AG 01
9 . 9
9 . 9
9 . 9
9 . 9
(D1NL40)
(MTZJ4.7 B)
4
(RD4.7ES B2)
2 . 7
2 . 7
(1GU42)
2 . 7
2 . 7
9 . 1
9 . 1
1 3 . 8
1 3 . 8
9 . 1
9 . 1
1 3 . 8
1 3 . 8
PC1B
TA 1307P
IC1
3
C72
C19
R10
22uF/50V PJ(PW)
0.1uF
0 . 4
0 . 4
0 . 4
0 . 4
1k
R9
50V
0 . 1
0 . 1
0 . 1
0 . 1
0 . 4
0 . 4
0 . 4
0 . 4
6.8k
RPE
52
R13
C18
R94
100pF/50V
470k
100
(RPE)
9
10
11
D23
R69
D24
AG01
R73
R80
2.4k
1SS270A
(D1NL40)
390k
5. 6
5. 6
5. 6
5. 6
(1GU42)
1 . 3
1 . 3
1 . 3
1 . 3
300 2W
0 . 0
0 . 0
0 . 0
0 . 0
1
3
R74
R78
R86
IC6B
R85
0.47
1 . 9
1 . 9
1 . 9
1 . 9
390k
200k
100
2W
BA 10358N
2
R79
R75
200k
C 54 0.047uF/50V
13k
RPE
C56
R81
R87
0.033uF
1k
50V
RPE
R70
300 2W
Q19
150k
2SC 4115
1 . 6
1 . 6
1 . 6
1 . 6
(2SC3226)
D25
22k
8
(2SC3267)
R76
AG 01
2 . 1
2 . 1
2 . 1
2 . 1
6
R68
1 . 6
1 . 6
(D1NL40)
1 . 6
1 . 6
7
1k
(1GU42)
IC6A
5
6 . 1
6 . 1
6 . 1
6 . 1
BA 10358N
4
C57
Q15
R82
DTB113ES
7.5k
4700pF
R72
50V
110
DD107
R83
1. 9
1. 9
1. 9
1. 9
(RPE)
VR2
R88
3k
9.1K
1K
IC5
C55
0.22uF
TA 76431S
C66
0.033uF/50V
50V
RPE
RPE
R77
3k
R71
DTC144ESA
DTC144ESA
Q13
(RN1004)
(R N1004)
1.2k
Q14
T2
P1205
2
PC 5A
PC 123FY
1
L7 RCILC1196SNEZ
R54
1 5 . 6
1 5 . 6
1 5 . 6
1 5 . 6
D18
2k
1 3 . 0
1 3 . 0
1 3 . 0
1 3 . 0
8,9
R48
FM B26 L
(S F10SC 6)
D19
220
1
HZS15-3
(MTZJ16A)
PC4A
(RD16ESB1)
PC123FY
0 . 0
0 . 0
C45
C46
0 . 0
0 . 0
2
R47
100
1 1 . 3
1 1 . 3
1 1 . 3
1 1 . 3
1
0 . 0
0 . 0
0 . 0
0 . 0
IC3
PC3A
TA 76431S
PC 123FY
2
10,11
330uF/25V PWx2
A
T1
P1206
B
BL02RN2-R62T4
D6
L4
5 . 2
5 . 2
5 . 2
5 . 2
5 . 1
5 . 1
5 . 1
5 . 1
5 . 1
5 . 1
5 . 1
5 . 1
3
AK 09
R15
D8
1k
4. 4
4. 4
4. 4
4. 4
R16
1SS270A
PC1A
2.2k
PC123FY
1
C22
C23
100uF/10V
PW
2
Q2
220uF/10V
P W
3. 3
3. 3
3. 3
3. 3
DTD114ES
DTC124 ESA
(R N1003)
D7
HZS3C LL
(RD3.3HSN)
12
13
14
15
79
LC-28HM2
AN-28SP2
0.015uF/1250VH FPH
T4 Z1211
VH
2SC 5172x2
1
3
82 .4
82 .4
82 .4
82 .4
- 1 . 0
- 1 . 0
- 1 . 0
- 1 . 0
Q16
C58
JP7
2
2
0 . 2
0 . 2
0 . 2
0 . 2
- 1 . 0
- 1 . 0
- 1 . 0
- 1 . 0
Q17
6
VH
8 2 . 4
8 2 . 4
8 2 . 4
8 2 . 4
1
1
5
4
2
R65
JP3
3
430k
R66
430k
2
JP4
CN8
R67
C67
QCNCM1703SNEZ
220p/50V
30k
DD104
6
(RPE)
VL
1
1
T5 Z1211
ACDT
2
f= 150Hz Duty =78%(H)
IN V-ON
8
3 . 9
3 . 9
3 . 9
3 . 9
C64
1000pF/50V
DD104
2 . 9
2 . 9
2 . 9
2 . 9
(RPE)
GND
7
Q9
DTC14 4ESA
(RN1004)
3. 8
3. 8
3. 8
3. 8
S.G
+13V
1 3 . 0
1 3 . 0
1 3 . 0
1 3 . 0
4
1 2 . 3
1 2 . 3
1 2 . 3
1 2 . 3
R51
R50
4.7kF
5
1k
R84 10k
R52
C49
118F
330uF/25V PW
1 1 . 3
1 1 . 3
1 1 . 3
1 1 . 3
C48
2. 2
2. 2
2. 2
2. 2
0.1uF 16V
2 . 5
2 . 5
2 . 5
2 . 5
R53
DD 407 (RPE)
1kF
GND
6
C65
1000pF/50V
DD104
(RPE)
PS - ON
1
DTA143 ES
DTC124 ESA
PC123FY
(RN2001)
(RN1003)
+5V
2
R17
PC6B 4
2.2k
Q24
1 . 1
1 . 1
1 . 1
1 . 1
1
Q22
3
PC2A
0 . 0
0 . 0
0 . 0
0 . 0
5 . 0
5 . 0
5 . 0
5 . 0
2
Q23
5 . 0
5 . 0
5 . 0
5 . 0
3 . 8
3 . 8
3 . 8
3 . 8
Q3
C60
R97
R98
0.1UF
10k
10k
DD10 4(R PE)
GND
3
DTC124ESA
(R N1003)
CN9
R99
QCNCM170 2SNEZ
150 1/2W
5. 0
5. 0
5. 0
5. 0
17
16
18
19

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