TCL LCD3026S Schematic
1 2 3 4 5 6 7 8
A
B
C
D
8
7654321
D
C
B
A
Title
Number RevisionSize
A3
Date: 29-Apr-2004 Sheet of
File: C:\My Documents\LCD3026-180W.DDB Drawn By:
BD1
RS2505M
AC IN/N
AC IN/L
ZV201
D15H471
C9
100uF
TH1
10D-9
F1
250VAC6.3A
C1
471
C2
471
1KV
1KV
LF1
15mH
LF2
15mH
CX1
0.47uF
CX2
0.47uF
CY1
102
CY2
102
CY3
102
CY4
102
C3
630V
R1
390K
R2
680K
R3
680K
R4
10K
INV
1
COMP
2
MULT
3
CS
4
ZCD
5
GND
6
GD
7
VCC
8
IC1
L6561D
R5
6.2K
R7
470K
C7
1uF
D2
STTH12R06
R9
22
R13
0.22
R11
330K
R12
300K
R14
6.2K
VT1
STW20NM50
C4
10nF
C11
22uF
OUT
10
ISEN
13
11
DC-lim
15
VC
9
VCC
8
DIS
14
DC
3
6
VFB5SGND12SS7RCT
2
VREF4ST-BY
16
COMP
PGND
IC2
L5991AD
R10
27
C8
471
D1
STTH12R06
R16
910K
R17
10K
VT2
STD1NB50
VT3
C1815
VT7
BC857
VT9
BC857
VT5
BC847
VT6
BC847
R18
3.3
R19
3.3
R21
100K
R20
100K
R22
6.8K
R23
6.8K
R30
47K
R33
150K
R34
150K
R31
27K
R32
100K
R35
27K
R36
6.2K
R38
47K
R39
10K
R24
47K
R25
330K
R26
3.3
R27
330
R28
1K
R29
0.68
ZD2
18V
C13
100nF
D7
1N4148
D14
BYV26C
D15
BYV26C
D6
BYV26E
C12
104
C17
100nF
C18
2.2nF
C20
4.7uF
C21
15nF
C19
33nF
VT4
12NK80
C10
472
R15
56K
C14
22uF
C15
47uF
D9
20Q150CT
D10
MBR20H100CT
C24
1000uF
C25
1000uF
C27
470uF
C29
2200uF
C30
2200uF
C31
470uF
L5
2.2uH
L6
2.2uH
+24V
GND
GND
+12V
IC4
TL431
IC3A
PC817
IC3B
PC817
R42
2.7K
R45
33K
R44
27K
R48
2K
R41
47
R40
220
C23
471
C28
471
VR1
2K
ZD4
15V
ZD5
15V
ZD6
18V
VT10
BC847
R47
4.7K
R43
10K
C22
221
C32
104
R46
4.7K
CY5
222
T2
T2B
1uF
1KV
1KV
1KV
50V
50V
35V 35V
16V 16V
35V
35V
50V
450V
1KV
5W
LCD3026S POWER SUPPLY
TCL MULTIMEDIA ELECTRONIC R&D CENTER
REV2.0
L3
400uH
C16
104
D4
1N4148
5W
R8
2.2K
C6
220pF
C5
560pF
L1
4.7uH
L2
4.7uH
D5
1N4148
D8
1N4148
3W
ZD1
18V
R49
1.2K
C33
221
R50
24K
1/2W
1/2W
1W
1W
2W
2W
3W
C26
100uF
1W
1%
1% 1%
1%
T1B
D11
MBR20H100CT
R57
47
C36
471
1KV
2W
D12
20Q150CT
R58
220
C38
471
1KV
2W
T1
VT12
12NK80
VT8
8050
VT11
8550
+400V
R53
10
R51
10
ZD8
12V
R56
33
1W
1.5W
+400V
D13
1N4148
D17
1N4148
ZD7
18V
R55
910K
2W
R54
910K
450V
C34
105
1%
1%
R59
330K
1%
ZD3
18V
R6
47K
R37
0.68
5W
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