Akai CT-S21MTD-E3 Service Manual Page 29

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1 2 3 4 5 6
A
B
C
D
6
54321
D
C
B
A
Title
Number RevisionSize
Orcad C
Date: 3-Jun-2005 Sheet of
File:
F1
250VAC 5A
1
2
3
4
BD1
STBR608
L
N
R4
1.6M
R5
1.6M
R3
20K
INV
1
COMP
2
MULT
3
CS
4
ZCD
5
GND
6
GD
7
VCC
8
U1
L6562
C1
1UF 630V
1 2
3 4
L3
400UH
D1
STTH3L06
D3
STTH8R06
NTC1
2.5R
R6
68K
R8
36K
R7
10R
C4
10NF
C3
100NF
C5
680NF
C2
35V 22U
C6
25V 1U
C8
450V 100UF
R13
750K
R14
750K
R11
8.2K
R9
0.33R
R10
0.33R
R12
1.6K
D2
1N4148
Q1
STP20NM50
SYNC
1
RCT
2
DC
3
VREF
4
VFB
5
COMP
6
SS
7
VCC
8
VC
9
OUT
10
PGND
11
SGND
12
ISEN
13
DIS
14
DCL
15
STBY
16
M1
L5991
D4
STTH310
R19
68K
C10
1KV 4700P
R30
22R
R27
5.6K
R26
6.8K
R32
10R
R35
0.47R 3W
R34
0.47R 3W
R23
470R/1W
R33
1K
R31
4.7K
R40
1.2K
R44
33.2K
R46
30K
R41
22K
R45
2.7K
R43
75K
R39
1K
R29
5.6K
R28
15K
C26
220PF
C23
3.3NF
C24
8.2N
C25
3.3N
C19
0.1U
C36
0.1U
C34
0.1UF
C14
35V 1000U
C17
35V 470U
C30
25V 1000U
C31
25V 1000U
C35
25V 470U
Q4
STP12NK80
D6
1N4148
43
U3A
PC817
L4
10UH
L5
10UH
U2
TL431
12
U3B
43
U4A
PC817
V_BUKE
CY3
250V 2200P
C22
50V 2.2U
4A
2A
CX1
0.33U
CX2
0.33
L1
10mH
1
L2
10mH
2
C9
450V 100UF
Q5
BC327
R65
10K
R24
10K
R25
20R
R66
10K
Q2
BC337
Q3
BC327
R15
1.8M
R16
1.8M
R17
100K
R18
20K
C7
10N
C18
35V 470U
C15
35V 1000U
C16
35V 470U
C32
25V 470U
C33
25V 470U
R42
470R/1W
R36
OPEN
C27
OPEN
C21
0.1UF
C20
50V 22UF
R2
1.6M
R1
1.6M
C38
10NF
C40
50V 4.7U
R53
130K
R51
120K
R54
43K
R52
1K
D11
1N4148
Q6
BC327
SHORT CIRCUIT PROTECTION
C52
22NF
1
2
3
4
5
6
7
8
J1
PH-2.0
1
2
3
4
5
J2
PH2.0
1
2
3
4
5
6
J3
PH2.5
1
2
3
4
J4
PH2.0
+5V
+5V
+5V
GND
GND
GND
+12V
+12V
+5VS
+5VS
GND
GND
ON/OFF
+24V
+24V
+24V
GND
GND
GND
+24VA
+24VA
GND
GND
$0.45
$0.28
1
2
5
6
13
3
8
9
10
14
4
12
TR3
??
Vstr
6
NC
5
Vfb
4
Vcc
3
Drain
1
GND
2
U5
FSDM0565
R67
10R
R49
10R
R70
1.2K
R72
5.6K
R71
5.6K
R69
1.2K
R68
1K
R48
30K
R47
30K
R50
47K/1W
D14
FER104
D10
FER107
C39
10nF
C54
35V 47U
ZD3
22V
C55
0.1U
C41
16V 2200U
C43
16V 2200U
L7
10UH
C44
25V 2200U
U6
PC817B
U7
TL431
C56
47nF
D9
FER104
C53
35V 47U
C37
1000V 10nF
R56
0.01R
R57
0.01R
+5V
+5VS
C45
25V 470U
LCD-TV 200W SMPS SPEC:
1. +5V 4A
2. +5VS 1A (Standby 5V)
3. +12V 2A
4.+24V 4A
5. +24VA 1A
$0.60
R62
470R/1W
R60
100R 2W
R38
100R 2W
C46
1KV 470P
C28
1KV 470P
C51
0.1U
C48
25V 1000U
L6
10UH
1A
C50
25V 470U
C49
25V 470U
R63
1K
R58
56K
R77
10K
R59
2.0K
C58
100N
D13
1N4148
Q13
MMBT3904
Q8
MMBT3906
12
U4B
PC817
Q7
BC337
ZD2
BZX79C12RL
ZD1
27V
R78
4.7K
Q12
BC337
R76
4.7K
R79
4.7K
R61
4.7K
R64
4.7K
C59
100N
Q9
STP22NF0
Q10
BC337
R73
47K
Q11
BC337
C57
16V 470U
R74
4.7K
R75
4.7K
ON/OFF
ON
STBY
+12V
7
6
9
2
1
5
8
11
10
12
TR2
??
7
6
9
2
1
5
8
11
10
12
TR1
??
+24V4A
+12V
+24V1A
GND
AGND
L8
L
+24V4A
+12V
+24V1A
AGND
V_BUKE
V_BUKE
+24VA
+12V
+24V
PQ32-20
PQ3220
PQ3220
EC28
卧式
D8
??
R37
100R 2W
R22
100R 2W
C29
1KV 470P
C13
1KV 470P
D7
??
R20
100R 2W
R21
100R 2W
C12
1KV 470P
C11
1KV 470P
D5
??
D12 ??
R55
10R 2W
C42
1KV 472P
+12V
+24V
1A
4A
C47
25V 1000U
CY2
250V1000P
CY1
250V1000P
LCD-TV 200W SMPS Sch
Ver1.0
1/1
R80
470R/1W
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