Thomson 20LB035B5U Schematic
POWER
!
BD901
GBU405 2
!
R901
1M(1206)
C901
220PF/250V
SCHEMATIC DIAGRAM
1
+
-
4
2 3
1 4
C904 0.22uF/275V
!
2 3
1 4
0.47uF/250V
!
C903
!
1M(1206)
R902
!
C902
220PF/250V
3
3
L902
73L174-31
!
!
12
!
L901
73L174-29-LS
!
NR901
61L58-050-WT
!
F901
2.5A/250V
!
+ C905
150uF/400V
ZD901
RLZ20B
R917
100
R911
24KF
R915
4.7K
C908
0.1UF
IC901
SG684113
R912
20K
R906
1M(1206)
R907
1M(1206)
4
SG6841
5 6
Q902
2N3906
C912
0.1UF
R919
47_1/2W_M
R920
47_1/2W_M
D910
!
T901
PQ26/22.5
4
O
12
11
8
O
7
6
3
O
2
1
IC902
PC123FY2 4P
2
C918
0.1UF
D902
PS102R
+
C907
22UF/50V
R913
20K
C906
152P/1KV
!
R904
1M(1206)
R905
1M(1206)
C909
NC
R909
10(1206)
R910
0
7
8
2
C910
NC
3
2
R903
100K_2W
D901
FR107
R908
3R3/1206
Q901
2SK29961
FB901
BEAD
R914
0.3_2W
C921
4700PF/250V
4
!
3
D903
C911
0.1uF/50V
R918
4.7K
R916
4.7K
Q903
2N3904
1N4148/SMD
IC903
HTL431
MOSPEC20100
D911
MOSPEC20100
80LL17T-5
!
C913
102P_500V
+
C914
2200UF/16V
R921
240(1206)
R922
1K
R923
0
C919
NC
+
C915
2200UF/16V
L903
73L-253-91L
1 2
ZD902
RLZ12B
R924
1K
+
C916
470UF/16V
R925
1K
C917
0.1UF
R926
9.31KF
R927
2.43KF
12V
!
F902
5A/24V/1206
FB902
BEAD
C920
1000UF/16V
ON/OFF
ADJ
5Vout
+
12Vout
TO INVERTER
1
2
3
4
5
6
7
8
9
10
12V
12V
5V
5V
GND
GND
GND
CN902
TO AUDIO
CN901
!
12V
C101
+
1000uF/16V
R101
39K
C102
0.1UF
C103
10NF
8
7
6
5
LM3485
VIN
PGATE
PWR GND
ADJ
MINI SO8
IC102
Q101
1
2
3
4
SI4431DY-T1
FB
N.C
GND
Isense
5Vout
L101
22UH
8
7
6
5
4
C104
3
2
1
D101
D102
SR24
SR24
NC
R103
20KF
+C106
1000uF/16V
C105
100PF(NPO)
R102
60KF
C107
0.1UF
FB101
BEAD
POWER
SCHEMATIC DIAGRAM
+12VCC
3
2
V_REF
R256
2M
Q217
RK7002
1
C231
4.7UF
Delay-DIM
5Vout
D223
1N4148
R266
NC(1206)
R254
15K
Q218
SST3904
Q225
SST3904
R255
680K
R259
R292
100K
10K
1M
+
1
_
N
-
LM339M
I
4
_
N
I
-
1
C
_
C
N
V
+
I
4
_
D
N
N
I
G
-
+
2
2
_
_
3
N
N
-
+
0
I
I
2
3
3
C
_
_
I
N
N
I
I
8 9 101112131
V_SENSOR_7
R298
D222 1N4148
R293 300K
1234567
2
1
_
_
T
T
U
U
O
O
4
3
_
_
T
T
U
U
O
O
4
R260
1M
C232
0.1UF
R261
1M
C233
0.1UF
R294 300K
R262
1M
D225 1N4148
D226 1N4148
R295 300K
C234
0.1UF
V_SENSOR_1
V_SENSOR_2
V_SENSOR_3R291
R296
680K
R297
100K
R257
R258
10K
1M
ADJ
+
1
_
N
I
4
_
N
I
-
1
_
N
+
LM339M
I
4
_
N
I
C
C
V
D
N
G
-
+
2
2
_
_
4
N
N
-
+
0
I
I
2
3
3
C
_
_
I
N
N
I
I
8 9 101112131
V_SENSOR_8
300K
1234567
2
1
_
_
T
T
U
U
O
O
4
3
_
_
T
T
U
U
O
O
4
R263
1M
C235
0.1UF
R264
1M
C236
0.1UF
R265
R299
300K
1M
V_SENSOR_4
V_SENSOR_5
V_SENSOR_6
R269
1K
D229
RLZ5.6B
R270
100£[(1206)
Q219
SST3904
C241
2.2UF
R267
100K
R279
30K
R284
27K
SST3904
Q222
R268
51K
R285
51K
C238
0.01UF
R290 10K
3
2
BU_L
Q223
R277
0£[
R274
47k
C239
NC
-
+
+
-
8
IC205
ST LM358
4
LM358
C240
1
0.1UF
R286
100K
7
2
3
5
6
R278
1M
R281
51K
R271
R287
1M
1M
R272
300K
R282
200K
R289
100K
R273
1M
5
6
C243
1UF
4
+
-
1
1
3
2
IC206B
4
+
-
1
1
7
LM324/SO_15
R280 100K
R283 2M
D228 1N4148
1
IC206A
LM324/SO_15
Q224
DTC144WKA
Q221
DTC144WKA
R288
150K
C242
0.1UF
R275
56K
12
13
10
9
4
+
-
IC206D
1
1
LM324/SO_15
4
+
-
IC206C
1
1
R205
10K
1
14
LM324/SO_15
8
C247
0.01UF
BU_R
R206
10K
3
2
R276
0£[
Q220
DTC144WK
DTC144WK
1
I/O
PAN_PWR5,13
68pF
68pF
68pF
EMI
P_DATAEN6,13
P_CLK6,13
88L 35521A H
C157
C158
C159
R
P
_
O
R
P
_
O
R
V
_
T
R
A
C
S
C137
L115
150 OHM
L118
150 OHM
P_Hs6,13
P_Vs6,13
R[0..7]6,13
G[0..7]6,13
B[0..7]6,13
B
Y
P
_
_
O
O
R
R
P
P
_
_
O
O
G
B
V
V
_
_
T
T
R
R
A
A
PROVISIONAL
C
C
S
S
0.1uF
R392
0£[ 1/16W
L139 150 OHM
L141 150 OHM
L142 150 OHM
6
2
1
M
L
H
O
0
0
6
0
7
2
1
M
L
H
O
L
0
_
0
8
8
8
O
6
,
,
,
_
2
2
2
E
N
I
L
C130
22pF
65V1206391 32
J102
21
19
17
15
13
11
9
7
5
3
1
SCART
R
_
O
_
E
N
I
L
1
1
CP103 22pF
1
2
3
4 5
2
3
4 5
150 OHM(8P4R)
L121
C134
NC
390pF
20
18
16
14
12
10
8
6
4
2
L
R
A
A
_
_
1
T
T
1
R
R
A
A
C
C
S
S
8
7
6
CP105
22pF1
8
7
6
LP100
1 2 3 4
5
7
6
R
R
R
150 OHM
NC
C151
100pF
R150
0£[ 1/16W
R118
8.2K£[ 1/16W
R100
1.8K£[ 1/16W
2
2
R135 NC
R371 NC
5678
4
R
C134 C135 BOM:NC 11/21
L138 150 OHM
SCART_SW2 5
CN101
)
R
4
P
8
(
M
1
H
0
O
1
P
0
L
5
1
5678
1 2 3 4
3
R
SCART_H 2
SCART_V 2
1 2 3 4
1
2
7
0
R
R
G
R
R151
75£[ 1/16W
Add ESD protection.
AGND
6
G
75£[ 1/16W
2
0
1
P
L
5
G
)
R
4
P
8
(
M
H
O
0
5
1
5678
4
G
1 2 3 4
3
2
G
G
R117
75£[ 1/16W
R133
RN106
1
2
3
4
)
R
4
P
8
(
M
3
H
0
O
1
P
0
L
5
1
5678
0
1
G
G
NC
SCART_FB 8
8
7
6
5
)
R
4
P
8
(
M
4
H
0
O
1
P
0
L
5
1
5678
1 2 3 4
7
B
1 2 3 4
6
5
2
4
3
B
B
B
B
B
SCART_CVBS 2,4,9
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495
6
7
8
CP104
22pF
6
7
8
CP106
22pF
6
7
8
CP107
22pF
6
7
8
5678
LP105
150 OHM(8P4R)
0
1
B
B
88L 78 13 2
600 OHM
AV1_R2
600 OHM
AV1_L2
AV_12
Q102
3
PMBS3904
2
R153
470£[ 1/16W
L130
L145
5Va
CP102
22pF
W
6
4
1
3
/
1
1
R
[
£
5
7
0£[ 1/16W
45
3
2
1
45
3
2
1
45
3
2
1
45
3
2
1
J100
JACK-3
L140 150 OHM
R152
22K£[ 1/16W
1
R154
18K£[ 1/16W
R155
C154
470pF
+
10uF/16V
L146 600 OHM
AGND
Remote
C155
470pF
C171
I_DVD_PR
I_DVD_PB
I_DVD_Y
6
7
8
L144 600 OHM
AGND
123456
C152
100pF
Audio_L+10
Audio_L-10
Audio_R+10
Audio_R-10
LP107
45
3
2
1
120 OHM(8P4R)
RN5
1
2
3
4
RN6
1
2
3
4
R142
0£[ 1/10W
VD_VOUT1 1
I_DVD_Y
I_DVD_PB
I_DVD_PR
I_DVD_Y
0£[
0£[
AGND
8
7
6
5
8
7
6
5
C136
0.1uF
600 OHM
600 OHM
CN111
CONN
CN112
CONN
L137
C132
22pF
5V
C143
0.1uF
C160
0.1uF
L131
150 OHM
C139
100pF
C145
0.1uF
10
AGND
L132150 OHM
1
2
3
4
5
6
7
8
9
L113 150 OHM
L114 150 OHM
L116 150 OHM
L117 150 OHM
EMI
4
EMI
F
F
F
p
0
0
1
J105
JACK-2
SVIDEO_Y4
SVIDEO_C4
0
2
0
p
p
5
4
4
0
0
1
1
1
0
0
C
C
1
1
C
1
2
3
4
5
6
88L 78 13 4
1234
C156
C153
470pF
INTERLACE_Y 4
INTERLACE_PB 4
INTERLACE_PR 4
INTERLACE_SYNC 4
470pF
1
3 4
5
JP100 5.6.7 Pin is shell, connect to S_Gnd.
AGND
CN106
CONN
LINE_O_L_2 11
L147
600 OHM
LINE_O_R_2 11
L143
600 OHM
JP100 DIN JACK
W_ENABLE6
8172635
+5VP
INV_PRO6
BL_ADJ5
EAR_L10
EAR_R10
KEY_AD5
D101
BAV99
2
6
7
CP100
470pF
12VP
L148 600 OHM
12V
5VP
Remote5
R139 10K£[ 1/16W
3
1 2
5VP
DVD_AL2
DVD_AR2
L134 600 OHM
6
7
8
120 OHM(8P4R)
3.3VM
120 OHM(8P4R)
DVD_L
DVD_R
L133 600 OHM
3
2
1
2
1
L135 600 OHM
L136
C131
22pF
AGND
LP108
45
3
2
1
C169
330pF
LP110
3.3VM
1
2
3
45
8
7
6
C170
330p
CN102
CONN
C144
0.1uF
C138
100pF
6
5
4
3
2
1
1
2
3
4
5
6
7
8
1
2
3
CN103
CONN
CN107
CONN
CN105
CONN
VIDEO & AUDIO SELECT
C161 0.22uF
C114
+
10uF/16V
SCART_CVBS1,4,9
CH_SEL36
CH_SEL26
DVD_AR1
DVD_AL1
AV_11
TUNER_OUT3
5V
CH_SEL16
CH_SEL26
SEL1
0
1
0
1
DVD_R_1
DVD_L_1
10uF/16V
8V
100k£[ 1/16W
C167
10uF/16V
+
C168
10uF/16V
+
R146
47K£[ 1/16W
SEL2
0
0
1
1
AV1_R_1
SCART_R
AV1_L_1
SCART_L
+C124
SEL3
0
1
1
1
R144
audio
AV1
SCART
DVD
U100 74HC4052D
12
X0
14
X1
15
X2
11
X3
1
Y0
5
Y1
2
Y2
4
Y3
10
A
9
B
6
EN
7
VEE
16
VDD
SCART_H1
SCART_V1
R143
100k£[ 1/16W
DVD_R_1
DVD_L_1
R145
47K£[ 1/16W
NC
R147
100K£[ 1/16W
C162 0.22uF
C116
+
10uF/16V
video
AV1
SCART
TUNER
X
Y
D
N
G
8
R136 NC
R137 NC
13
3
NC
R148
100K£[ 1/16W
C163 0.22uF
C117
10uF/16V
5V
NC
RP1
1
2
3
4
W
6
R370
1
/
1
[
£
0
AGND
NC
R149
100K£[ 1/16W
+
C121
0.1uF
AGND
ASEL_O_R 11
ASEL_O_L 11
8
7
6
5
H2
V2
W
6
R369
1
/
1
[
£
0
1
3
5
2
4
6
U102
VIN1
VIN2
VIN3
SW1
SW2
V+
VIDEO_SEL6,9
D
N
G
8
VGA_HS9
VGA_VS9
SCART_VR1,8
SCART_VG1,8
SCART_VB1,8
AGND
VOUT
NJM2244
VGA_R9
VGA_G9
VGA_B9
7
12/02
W
W
W
W
6
6
6
6
1
1
1
1
/
/
/
/
1
1
1
1
[
[
[
[
£
£
£
£
5
5
5
5
7
7
7
7
1
2
4
3
1
1
1
1
1
1
1
1
R
R
R
R
0£[ 1/16W
Hi
Bi
Gi Go
Ri
Vi
RN318
1
2
3
4
R368 0£[ 1/16W
CVBS_SEL_O 4
5VP
5V
Ri
C122 47uF/16V
Gi
C123 47uF/16V
Bi
C125 47uF/16V
Hi
Vi
W
W
6
6
1
/
1
[
£
5
7
5
1
1
R
C126 47uF/16V
1
/
C127 47uF/16V
1
C128 47uF/16V
[
£
5
7
6
1
1
R
8
7
6
5
LOW:INPUT1
HIGH:INPUT2
Ho
Bo
Ro
C166
C165
C164
Vo
+
+
+
+
+
+
0.01uF
0.01uF
0.01uF
H2
V2
SCART_AR1
SCART_AL1
AV1_R1
AV1_L1
AGND
10
11
12
13
14
15
16
17
18
8V
6
4
1
F
C
p
0
7
4
AGND
U103
1
Vcc
2
Rin1
3
Vcc
4
Gin1
5
Vcc
6
Bin1
7
Hin1
8
Vin1
9
GND
GND
Rin2
PS
Gin2
SEL
Bin2
Hin2
Vin2
NC
8
7
4
4
1
1
F
F
C
C
p
p
0
0
7
7
4
4
SyncSEP_I
SyncSEP_O
RN101
100K£[ 1/16W
5
6
7
8
L108
150 OHM
L109 150 OHM
L110
150 OHM
L112 150 OHM
9
4
1
F
C
p
0
7
4
36
NC
35
Vcc
Vcc
Vcc
Vcc
Vcc
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
ROUT
GND
GOUT
GND
BOUT
GND
GBuf
HOUT
VOUT
GND
4
3
2
1
5
6
7
8
RN100
47K£[ 1/16W
Ro
Go
Bo
Ho
Vo
47uF/16V
C115
10uF/16V
+
C118
10uF/16V
+
C119
10uF/16V
+
C120
10uF/16V
+
4
3
2
1
VSEL_R 9
VSEL_G 9
VSEL_B 9
VSEL_HS 9
VSEL_VS 9
+ C129
SCART_R
SCART_L
AV1_R_1
AV1_L_1
C100
0.1uF
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