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A
B
MICON SCHEMATIC DIAGRAM
8
(SCALER PCB)
SCART_AUDIO_SW
DVB_RESET-L
DVB_POWER_CTL-H
DVB_MUTE-L
SD_H
7
SCART1_Y
DVS
SCALER-H
FROM/TO SCALER
R159
START_SW
DVB_FAN_ON-H
DVD/AV3
DVD_RESET
DTUNER_H
STANDBY_LED
REMOCON_IN
AFT
SCALER_RESET
6
R158
S_DET
SCART1_Y
EXT_MUTE-H
SW_SCART
POWER_FAIL
POWER_ON-H
IIC_OFF
LCD-H
R102
LCDON
LCD-H
LIGHT_CTL
AFT_1[LOW]
STEREO_RESET
AFT_2[HIGH]
SDA1
SCL1
LCDON
4SI_SCL
4SI_SDA_IN
4SI_SDA_OUT
5
4SI_CHIP_SE
AUDIO_MUTE
SCALER_RESET
S_DET
AFT
KEY-B
SW_SCART
SCART_AUDIO_SW
KEY-A
DVS
DVB_MUTE-L
DTUNER_H
DVB_RX
DVB_TX
4
DVD/AV3
DVB_RESET-L
DVB_POWER_CTL-H
AFT_1[LOW]
AFT_2[HIGH]
SD_H
FROM/TO ADC
SCL1
SDA1
DDVS
P.CON+3.3V
FROM/TO INTERFACE_HDMI IC
3
HDMI_H
FROM/TO REGULATOR
AT+3.3V
P.CON+3.3V
SCALER-H
P.CON+5V
AT+5V
HDMI_H
GND
2
FROM/TO AV SWITCH1
C_SYNC
SD_SW1
1
A
B
H-17
C
R131
10K
2.51
0
NC
0
0
0
0
2.8 2.8
0
0
NC
0
0
NC
0
75
74
73
72
71
70
69
68
67
66
65
C123
0.1 B
3.2
4.7K
0
DISC_IN_DET
D106
UDZS5.6B
3.2
DVD_RESET
D101
UDZS5.6B
0
JG101
NC
C106
0.1 B
3.2
75 HEADPHONE_IN
SCALER_RESET
4.7K
0
76 SCALER-H
S_JACK_IN_DET
0
JG120
NC
R175
0
SW_SCART/COMPONENT_SW
100
3.2
IIC_OFF
10K
3.2
LCD_H
MICOM
0
JG103
IC101
AFT_1[LOW]
0
JG104
AFT_2[HIGH]
3.2
LCDON
0
NC
VS_ON
0
NC
PDP_RLY
1.4
A_TUNER_AFT
C104
0.1 B
3.2
KEY-B
3.2
KEY-A
JG137
0
AVSS
98
DTUNER_H
0
NC
99
DVD/AV3
3.2
VREF
100
HDMI_MUTE
3.2
AVCC
R199
0
R200
1K
0
1K
0
NC
1
2
3
4
5
6
7
8
9
10
11
3.2
3.4
3.2
3.2 3.2
0
0
0
0 3.2 3.3
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
C
D
E
R194
100
LEVEL SHIFT
Q106
R137
R141
KTK5132E
4.7K
100
3.3
R136
R142
3.3
R195
4.7K
100
C116
100
6.3V
220
V-S
C117
0.1 F
NC
NC
NC
0
0
3.2
0
NC
0
0
3.4
3.2
3.2 3.2
0
0
64
63
62
61
60
59
58
57
56
55
54
53
52
51
0
NC
0
NC
0
JG102
0
JG105
50
SC2_CVBS_OUT-H
0
NC
JG106
49
SC2_AUDIO_OUT-H
R134
0
SD_SW1
48
STANDBY_LED
0
R119
1K
P50/^WRL/^WR
47
NC
4.7K
0
NC
JG127
3.2
HDMI/DVI
0
SCALER_SW
NC
3.2
YUV_SW
OEC7155B
0
EPM
0
COMPONENT/HDMI
NC
0
JG129
NC
R181
0
HDMI_H
JG130
0
NC
JG131
0
DVB_RX
0
DVB_TX
0
28
SDA1
(RST1)
0
27
SCL1
(CLK1)
3.2
26
NC
DVD_RX
3.2
DVD_TX
3.2
3.2
0
12
13
14
15
16
17
18
19
20
21
22
23
24
25
0 3.09 3.2 3.2 3.3 3.16 3.2
0
NC
0 3.2
NC
0
0 3.2
0
R111
R117
10K
4.7K
R116
JG112
JG134
4.7K
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.
D
E
F
G
LEVEL SHIFT
Q104
KTK5132E
3.3
5.0
EEPROM_SCL
3.3
5.0
EEPROM_SDA
5.0
R192
SW
AT+5V
Q105
0
5.6K
KRA103SRTK
4.9
0
AUDIO_MUTE
SW
3.3
Q101
EXT_MUTE-H
KRC103SRTK
0
R151
STEREO_RESET
DVB_FAN_ON-H
10K
R178
STANDBY_LED
4.7K
SD_SW1
R120
NC
1K
R123
NC
1K
R122
4.7K
PC_CONTROL
CP103
A2001WV2-7P
W897
AT+3.3V
AT+3.3V
7
1K
HDMI_H
SCALER_RESET
RESET
6
4SI_CHIP_SE
CHIP_SELECT
5
4SI_SCL
JG135
4SI_SCL
4
R145
DVB_RX
4SI_SDA_IN
4SI_SDA_IN
3
R146
100
4SI_SDA_OUT
DVB_TX
4SI_SDA_OUT
2
100
JG136
GND
1
RST1
CLK1
R147
DVD_RX
100
W885
DVD_TX
CP101
A2001WV2-5P
1
GND
EEPROM_SCL
2
EEPROM_SCL
EEPROM_SDA
3
EEPROM_SDA
IIC_OFF
4
IIC_OFF
5
GND
R163
DDVS
1K
NC
NC
0
0
DVD_TX
5
4
RST1
NC
NC
W820
AT+5V
CLK1
OUT
IN
GND
DVD_RX
1
2
3
CNVSS
R135
3.4
3.4
0
10K
D105
RB520S-30-TE61
5.0
5.0
5
6
4
3
0
5.0
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
DVD_POWER
DVD_RX
DVD_TX
START_SW
DVD_RESET
KEY-A
KEY-B
7
6
5
4
FROM WRITER
MICON_DATA
CP102
A2001WV2-10P
GND
1
TX
2
BUSY
3
NC
4
VCC
5
CLK
6
RX
7
3
CNVSS
8
RESET
9
GND
10
0
5.0
7
8
2
2
1
5.0
5.0
R188
10K
R189
10K
1
PCBDS0
CEF170
H
H-18
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