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Schematic Diagrams
4-2 Toshiba COMB
1
2
3
+5V_R
R102
R101
R373
R1903
10K
10K
4.7K
10K
A
C101
C102
10nF
10uF
R100
16V
4.7K
IC101
PCF8591T
R103
0
1
16
VIDEO_DET
P
A
COMP1_DET
R105
0
2
15
O
B
COMP2_DET
R106
0
3
14
N
C
R110
1K
4
13
AFT
M
D
92H
5
12
L
E
B
6
11
F
K
100
7
10
G
J
100
8
I
9
H
+9V_R
C
C104
C105
47uF
100nF
16V
RCA OPTION
IC102
TEA6425D
C106
10uF
1
20
VIDEO_CVBS
A
T
SDA1_5V
R107
100
2
19
B
S
SCT2_CVBS
C107
4.7uF
3
18
C
R
SCL1_5V
4
17
R113
100
D
Q
D
C109
4.7uF
5
16
SCT_CVBS_Y
E
P
96H
C160
4.7uF
6
15
CVBS_TTX_1
F
O
7
14
G
N
C110
4.7uF
8
13
RF_CVBS2
H
M
12
9
I
L
C111
4.7uF
10
11
RF_CVBS1
J
K
+9V_R
E
C114
C115
47uF
100nF
16V
RCA OPTION
IC103
TEA6425D
CVBS_SUB
C116
10uF
1
20
A
T
R127
100
2
19
SDA1_5V
B
S
3
18
C
R
SCL1_5V
R129
100
4
17
D
Q
F
C118
4.7uF
5
16
SCT_CVBS_Y
E
P
90H
C120
100nF
6
15
SCT_R-PR_IN2
F
O
7
14
G
N
S_VHS_Y
C124
10uF
8
13
H
M
9
12
I
L
10
11
S_VHS_C
C126
100nF
J
K
G
H
1
2
3
4-2
4
5
VIDEO_DET
TP84
JA103
FT120
LFA30-2A1E473MT
1
jack3p_4
TP83
5
2
1
C123
10uF
3
1
A
B
2
C
3
TP82
R138
1
75
+5V_R
R115
SCL1_5V
1
2
R149
R118
SDS7000
22K
SDA1_5V
D201
R151
C131
10uF
3
100
SCT_B-PB_IN
R155
R157
75
22K
+5V_R
1
2
R166
SDS7000
22K
D202
R169
TP01
C137
10uF
3
100
SCT_G-Y_IN
R175
R178
CVBS_TTX_2
75
22K
CVBS_MAIN
R200
390ohm
CVBS_SUB
R1905
4.3K
+5V_R
FOR VIDEO OUT TEST
MONITOR_OUT
1
2
R189
SDS7000
22K
D203
R191
C145
10uF
3
R122
100
C
R123
SCT_R-PR_IN
B
4.7K
4.7K
E
R193
R195
75
22K
TP02
CVBS_MAIN
TP03
Y_MAIN
SCT_R_C-PR
(&C_MAIN)
CVBS_TTX_1
CVBS-Y_SUB
C_SUB
R142
R141
4.7K
4.7K
R143
R144
4.7K
4.7K
CVBS_TTX_2
SCT_R_C-PR
SCT_BL_IN
SCT2_B-PB2
4
5
6
7
8
+5V_R
R132
22K
R134
100
C
Q110
B
KSC1623-G
E
VIDEO_CVBS
R139
22K
R140
470
+5V_R
1
2
R150
SDS7000
22K
Q101
D204
R152
KSC1623-G
C
C132
10uF
3
C
100
Q103
B
SCT2_B-PB2_IN
B
KSC1623-G
E
E
SCT_B-PB
R156
R158
75
R159
22K
R160
470
470
+5V_R
1
2
R167
SDS7000
22K
Q104
D205
R170
KSC1623-G
C138
10uF
3
C
100
C
SCT2_G-Y2_IN
Q105
B
B
KSC1623-G
E
E
SCT_G-Y
R176
R179
75
R180
22K
R181
470
470
+5V_R
1
2
R190
SDS7000
22K
Q106
D206
R192
KSC1623-G
C146
10uF
3
100
C
SCT2_R-PR2_IN
B
Q107
KSC1623-G
E
SCT_R-PR_IN2
R194
R196
75
R197
22K
R198
470
470
RCA OPTION
SCT_R-PR
R154
0
FT205
LFA30-2A1E473MT
1
A
2
B
C
3
CN203
42" OPTION DELETE
TP65
50,63" OPTION ADD
slcon12p
1
1
2
R183
0
3
1
4
R162
0
5
FT210
1
6
LFA30-2A1E473MT
SCT_B-PB
1
2
7
TP68
A
B
C
8
1
3
9
TP69
1
10
11
TP70
1
12
FT213
LFA30-2A1E473MT
TP71
TP72
SCT_G-Y
1
A
B
2
1
1
C
3
FT216
LFA30-2A1E473MT
1
A
B
2
C
3
FT219
LFA30-2A1E473MT
1
A
B
2
C
3
FT222
LFA30-2A1E473MT
1
2
A
B
C
3
6
7
8
9
10
11
RCA OPTION
FT230
LFA30-2A1E473MT
1
2
SCT_R-PR
A
B
C
3
FT200
LFA30-2A1E473MT
AUDIO_RESET
SCL1_5V
1
A
B
2
C
3
FT201
LFA30-2A1E473MT
SDA1_5V
1
2
A
B
C
3
FT202
LFA30-2A1E473MT
HPDL
1
2
A
B
C
3
FT203
LFA30-2A1E473MT
HPDR
1
A
2
B
C
3
FT204
SCT2_B-PB2
LFA30-2A1E473MT
nMUTE
1
2
A
B
C
3
FT207
LFA30-2A1E473MT
S-VHS_SL
1
A
2
B
C
3
FT209
LFA30-2A1E473MT
S-VHS_SR
1
A
B
2
C
3
FT212
LFA30-2A1E473MT
SCT2_G-Y2
C_SUB
1
A
B
2
C
3
FT215
LFA30-2A1E473MT
CVBS-Y_SUB
1
2
A
B
C
3
FOR VIDEO OUT TEST
FT218
LFA30-2A1E473MT
MONITOR_OUT
R201
0
1
A
2
B
C
3
FT221
LFA30-2A1E473MT
Y_MAIN
1
A
B
2
C
3
SCT2_R-PR2
FT206
LFA30-2A1E473MT
SCT2_G-Y2
1
2
A
B
C
3
FT208
LFA30-2A1E473MT
SCT2_R-PR2
1
A
2
tjunctions
B
C
3
FT211
LFA30-2A1E473MT
SCT2_BL_IN
1
A
B
2
C
3
U14
1
FT214
LFA30-2A1E473MT
U13
S_VHS_Y
1
A
B
2
C
TP66
1
3
TP67
FT217
LFA30-2A1E473MT
S_VHS_C
1
A
B
2
C
3
FT220
LFA30-2A1E473MT
PC_SL
1
A
2
B
C
3
FT223
LFA30-2A1E473MT
PC_SR
1
A
B
2
C
3
ED DATE
PR
JAN 3,2003
Model :
Alexander ASIA
D
E
N
SEC
SEC
Sheet Title :
W
G
3_A2__TEA6425 SWITCH
G
REF.NO
CODE.NO
SEC
9
10
11
TP01
12
+D12V
CN201
TP47
TP48
slcon12p
1
1
1
2
A
3
TP49
1
4
5
6
TP50
TP51
1
1
7
TP02
8
9
TP52
1
10
11
TP53
1
12
B
TP54
TP55
1
1
TP03
CN202
C
TP56
TP57
slcon12p
1
1
1
2
3
TP58
1
4
5
TP59
1
6
TP60
7
8
1
9
TP61
1
D
10
11
TP62
12
1
TP63
TP64
1
1
E
CN204
TP73
slcon12p
1
1
2
TP74
1
3
4
TP75
5
1
6
TP76
F
1
7
8
TP77
1
9
TP78
10
11
1
TP81
1
12
TP79
TP80
1
1
G
H
SHEET.NO
3/13
12
Samsung Electronics
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