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1
+5V
Q101
D
9015
D101
R101
IN4148
100K
R105
R103
5.1K
10K
+
C101
C104
10uF
1uF
GMCU
IRQ
R102
+5V
100K
REMOUT
GMCU
C
+5V
U102
C113
4
R124
VSS
0.1uF
1
6
A0
SCL
2
R127
A1
3
5
A2
SDA
7
WP
GMCU
24C16
B
CN101
11
+5V
11
10
REMOUT
10
9
9
8
8
7
7
6
6
5
5
4
4
3
LEDO
3
2
LEDG
2
1
1
CON11
A
GMCU
0.1uF 0.1uF0.1uF0.1uF0.1uF0.1uF
1
GMCU
2
+5V
C111
+
C110
22uF/16V
0.1uF
R104
C107
4K7
GMCU
22pF
35
X101
R106
/EA[VP]
12MHz
1M
21
X1
C108
20
X2
22pF
10
RESET
14
INT0
R132
15
INT1
16
1K
C109
T0
17
T1
22pF
V-
2
P1.0
V+
3
P1.1
DOWN
4
P1.2
UP
5
P1.3
MENU
6
P1.4
PSEN
POWER
7
P1.5
ALE/P
8
P1.6
TXD
9
P1.7
RXD
R125
R126
33
33
33
SCL
SCL
GMCU
33
SDA
SDA
SCART
+5V
R115
R116
4K7
4K7
+5V
R117
R118
RP101
4K7
4K7
4K7*4
2
3
4
4K7
4K7
4K7
4K7
4K7
4K7
R?
43
ORANGE
P0.0
42
GREEN
P0.1
41
P0.2
40
P0.3
CABLE
39
P0.4
EN_TV
R134
38
P0.5
TUNER_SDA
33
37
P0.6
TUNER_SCL
33
36
R135
P0.7
24
P2.0
R131
25
47
P2.1
MCU_RESET
R133
26
4K7
P2.2
MCU_MUTE
R113
27
0
P2.3
SW
28
SW1
P2.4
29
P2.5
30
P2.6
STANDBY
31
P2.7
19
/RD
18
/WR
32
33
R136
33
13
DDC_SCL
DDC_SCL
11
DDC_SDA
DDC_SDA
R137
33
8051
Q105
R141
R142
10K
15K
R140
10K
POWER
MENU
UP
DOWN
V+
V-
3
4
5
+5V
R120
R121
100
100
Q102
R119
ORANGE
9014
2K7
C105
1uF
GMCU
Q103
R130
GREEN
9014
2K7
C106
1uF
SW1
GMCU
9014
+5V
DDC_SCL
DDC_SDA
R128
SDA
33
SCL
R129
33
GMCU
Title
Size
Number
B
Date:
4-Jan-2005
5
File:
E:\work\151720TV\1517-MRTTV100.ddb Drawn By:
6
D
R122
LEDO
1K
C112
0.1uF
C
R123
LEDG
1K
C114
0.1uF
B
CN102
1
2
3
4
5
6
CON6
A
Revision
Sheet of
6
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