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A
B
MICOM SCHEMATIC DIAGRAM
AGC
(SCALER PCB)
8
PSU_5VD/DSR
SCART_AUDIO_SW
HEADPHONE_IN
HP_MUTE
SCART1_SW
7
SCART2_SW
SCART1_Y
DVS
FROM/TO SCALER
R159
4.7K
SCALER-H
REMOCON_IN
AFT
START_SW
AGC
DVD_RESET
SCART2_SW
SCART1_SW
SCART1_Y
SCALER_RESET
EXT_MUTE-H
6
S_DET
POWER_FAIL
POWER_ON-H
LCD-H
SW_SCART
LCDON
LIGHT_CTL
IIC_OFF
HP_MUTE
LCD-H
STEREO_RESET
SDA1
LCDON
SCL1
AUDIO_MUTE
5
SCALER_RESET
4SI_SCL
AFT
4SI_SDA_IN
4SI_SDA_OUT
KEY-B
4SI_CHIP_SE
KEY-A
S_DET
SW_SCART
SCART_AUDIO_SW
PSU_5VD/DSR
DVS
4
P.CON+3.3V
3
FROM/TO ADC
SCL1
SDA1
FROM/TO REGULATOR
GND
AT+3.3V
2
P.CON+3.3V
HDMI_ON/OFF
SCALER-H
P.CON+5V
AT+5V
FROM/TO AV SWITCH2
DVD/YUV_SW
C_SYNC
SD_SW1
CAUTION: DIGITAL TRANSISTOR
VGA/YUV
COMPONENT/HDMI
1
SCL1
SDA1
SYNC_HD
A
B
H-11
C
D
R132
R133
100
100
NC
0
NC
0
0
0
3.2
0
0
0
NC
0
NC
0
NC
0
3.3
3.3
C123
75
74
73
72
71
70
69
68
67
66
65
64
3.3
0.1 B
3.3
START_SW
D106
3.3
UDZS5.6B
DVD_RESET
D101
0
C106
UDZS5.6B
JG101
HDMI_RESET
75 HP_IN
3.3
0.1
B
SCALER_RESET
76 SCALER-H
3.3
S_DET
0
JG120
SCART3_SW
0
SW_SCART
3.3
IIC_OFF
3.3
LCD_H
IC101
MICOM
0
JG103
NC
OEC7133A
0
JG104
NC
3.3
LCDON
0
VS_ON
NC
0
PDP_RLY
NC
3.2
AFT
C104
1
B
3.3
KEY-B
3.3
KEY-A
JG137
0
AVSS
98
NC
0
NC
99
NC
3.3
VREF
100
SCALER_RESET
3.3
AVCC
0
NC
0
NC
0
NC
1
2
3
4
5
6
7
8
9
10
11
12
3.1 3.2 3.4 3.2 3.3
0
0
0
0
3.3
3.3
0
2.6
14
CAUTION: DIGITAL TRANSISTOR
C
D
E
R136
4.7K
R137
4.7K
C116
220
6.3V
V-S
C117
0.1 F
0
0
3.3
0
3.2
3.3
3.3
3.3
3.3
3.3
0
0
63
62
61
60
59
58
57
56
55
54
53
52
51
0
NC
0
NC
0
JG124
0
JG125
50
SC2_CVBS_OUT-H
3.2
DVD/YUV_SW
JG126
49
SC2_AUDIO_OUT-H
R134
3.3
SD_SW1
48
1K
0.1
P50/^WRL/^WR
47
0
JG127
R120
3.3
HDMI/DVI
R121
1K
3.3
VGA/YUV
1K
R123
3.2
CVBS/PC
1K
0
EPM
R126
3.2
COMPONENT/HDMI
1K
3.2
HDMI_ON/OFF
JG129
0
NC
JG130
0
NC
JG131
0
SDA2
NC
0
SCL2
NC
0
(RTS0)
0
28
SDA1
(CLK0)
3.3
DVD_RX & RX
27
SCL1
3.3
DVD_TX & TX
26
NC
3.3
3.3
0
JG132
13
14
15
16
17
18
19
20
21
22
23
24
25
3.3 3.3 3.3
3.3
3.2 3.2
3.2
3.3
NC
0
0
3.3
0
NC
JG134
R117
4.7K
C113
0.1 F
R135
R116
10K
4.7K
RB520S-30-TE61
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
E
F
G
AUDIO_MUTE
EXT_MUTE-H
R141
SW
EEPROM_SCL
5.0
0
Q105
R142
100
EEPROM_SDA
DTA124EKA
100
0
4.9
SW
3.3
Q101
DTC124EKA
0
R151
STEREO_RESET
10K
DVD/YUV_SW
SD_SW1
HDMI/DVI
PC_CONTROL
VGA/YUV
CP103
A2001WV2-6P
SCALER_RESET
CVBS/PC
6
RESET
4SI_CHIP_SE
R122
CHIP_SELECT
5
4SI_SCL
4SI_SCL
4
4.7K
COMPONENT/HDMI
4SI_SDA_IN
4SI_SDA_IN
3
HDMI_ON/OFF
4SI_SDA_OUT
4SI_SDA_OUT
2
GND
1
SDA2
SCL2
RTS0
CLK0
R147
DVD_RX&RX
R148
100
CP101
DVD_TX&TX
A2001WV2-5P
100
1
GND
EEPROM_SCL
2
EEPROM_SCL
EEPROM_SDA
3
EEPROM_SDA
IIC_OFF
4
IIC_OFF
5
GND
0
0
NC
DVD_TX&TX
NC
5
4
DVD_RX&RX
NC
NC
RTS0
CLK0
0
3.4
OUT
3.4
IN
GND
R152
1
2
3
4.7K
R153
D105
4.7K
CNVSS
AT+5V
EEPROM_SCL
EEPROM_SDA
5
6
7
8
4
3
2
1
0
0
0
0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
F
G
H
8
FROM/TO JACK
CVBS/PC
DVD_POWER
HEADPHONE_IN
DVD_RX&RX
DVD_TX&TX
7
START_SW
DVD_RESET
HDMI/DVI
COMPONENT/HDMI
KEY-A
KEY-B
6
5
4
3
ROM WRITER
MICON_DATA
CP102
A2001WV2-10P
GND
1
TX
2
BUSY
3
NC
NC
4
VCC
5
CLK
6
RX
7
CNVSS
8
RESET
9
2
GND
10
1
PCBDS0
CEE082
H
H-12
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