Akai LCT2715 Service Manual page 30

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