A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
W907
W820
C118
0.1
B
C106
0.1 B
C123
0.1 B
C107
0.1
F
C117
0.1 F
C1040.1 B
C114
18P
CH
C111
18P
CH
C113
0.1 F
C109
0.1
B
C139
1B
C126
0.01
B
C128
0.1
F
C127
0.1
B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R137
4.7K
R136
4.7K
R129
4.7K
R111
10K
R156
4.7K
R102
10K
R151
10K
R141
100
R144
1K
R119
4.7K
R134
1K
R142
100
R143
1K
R123
1K
R147
100
R148
100
R152
4.7K
R153
4.7K
R122
4.7K
R104
2.2K
R103
2.2K
R132
100
R133
100
R101
10K
R107
4.7K
R117
4.7K
R115
100
R109
27K
R114
100
R116
4.7K
R112
1K
R110
4.7K
R106
4.7K
R139
4.7K
R105
4.7K
R154
4.7K
R155
4.7K
R157
4.7K
R160
10K
R161
4.7K
R149
10K
R118
4.7K
R135
10K
C116
220 6.3V
V-S
C101
220
6.3V
V-S
C110
220
6.3V
V-S
C125
100
6.3V
V-S
C131
0.47
50V
V-S
C136
2.2
50V
V-S
IC104
AT24C256N-10SU-2.7
EEP ROM IC 64K
1
2
3
4
5
6
7
8
D108
UDZS3.9B
Q101
DTC124EKA
SW
X101
16MHz
100WT01611
Q105
DTA124EKA
SW
IC102
PST3229NR
RESET IC
1
2
3
4
5
D105
RB520S-30-TE61
D109
RB520S-30-TE61
IC101
OEC7127A
MICOM
1
10
100
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
81
82
83
84
85
86
87
88
89
9
90
91
92
93
94
95
96
97
98
99
CP102
A2001WV2-10P
MICON_DATA
1
10
2
3
4
5
6
7
8
9
CP101
A2001WV2-5P
1
2
3
4
5
CP103
A2001WV2-6P
1
2
3
4
5
6
JG122
JG123
JG124
JG125
JG126
JG127
JG129
JG130
JG131
JG135
JG136
JG137
JG113
JG103
JG104
JG101
JG120
JG114
JG116
JG118
JG112
JG132
JG134
AGC
PSU_5VD/DSR
SCART_AUDIO_SW
P.CON+5V
AUDIO_MUTE
EXT_MUTE-H
HEADPHONE_IN
HP_MUTE
EEPROM_SCL
SCART1_SW
EEPROM_SDA
SCART2_SW
CVBS/PC
SCART1_Y
HEADPHONE_IN
DVS
STEREO_RESET
KEY-A
KEY-B
STANDBY_LED
REMOCON_IN
SCALER-H
SC2_CVBS_OUT-H
AFT
AGC
SC2_AUDIO_OUT-H
SCART2_SW
P.CON+3.3V
SCART1_SW
SCART1_Y
EXT_MUTE-H
SCALER_RESET
SC2_CVBS_OUT-H
S_DET
SD_SW1
POWER_FAIL
POWER_ON-H
SW_SCART
LCD-H
LCDON
IIC_OFF
LIGHT_CTL
LCD-H
HP_MUTE
SCALER_RESET
CVBS/PC
4SI_CHIP_SE
4SI_SCL
SC2_AUDIO_OUT-H
LCDON
4SI_SDA_IN
STEREO_RESET
4SI_SDA_OUT
SDA1
SCL1
AFT
AUDIO_MUTE
KEY-B
SDA2
SCALER_RESET
KEY-A
SCL2
4SI_SCL
4SI_SDA_IN
RTS0
4SI_SDA_OUT
CLK0
4SI_CHIP_SE
DVD_RX&RX
S_DET
SW_SCART
DVD_TX&TX
SCART_AUDIO_SW
PSU_5VD/DSR
EEPROM_SCL
DVS
EEPROM_SDA
IIC_OFF
DVD_TX&TX
DVD_RX&RX
RTS0
P.CON+3.3V
CLK0
SCL1
SDA1
4SI_CHIP_SE
4SI_SDA_OUT
4SI_SDA_IN
REMOCON_IN
POWER_FAIL
POWER_ON-H
STANDBY_LED
LIGHT_CTL
4SI_SCL
SYNC_HD
C_SYNC
CNVSS
SCL1
SDA1
CNVSS
GND
AT+5V
AT+3.3V
P.CON+3.3V
SCALER-H
EEPROM_SCL
P.CON+5V
EEPROM_SDA
AT+5V
C_SYNC
SD_SW1
SCL1
SDA1
SYNC_HD
H-12
H-11
CEE046
PCBDS0
1
(SCALER PCB)
MICOM SCHEMATIC DIAGRAM
3.3
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
FROM/TO JACK
3.3
3.3
0
VSS
A2
A1
A0
SDA
SCL
TEST
VCC
0
0
0
0
3.3
0
0
5.0
0
4.9
RESET
CHIP_SELECT
4SI_SDA_IN
GND
PC_CONTROL
GND
EEPROM_SCL
EEPROM_SDA
IIC_OFF
GND
GND
TX
BUSY
VCC
RX
CLK
CNVSS
RESET
NC
GND
NC
ROM WRITER
FROM/TO SCALER
FROM/TO REGULATOR
FROM/TO ADC
4SI_SDA_OUT
4SI_SCL
AVCC
VREF
4SI_CHIP_SE
4SI_SDA_IN
4SI_SDA_OUT
99
100
POWER FAIL
REMOCON IN
VCC
XIN
XOUT
VSS
BYTE
CNVSS
RESET
LED-H
NC
DVD POWER
LIGHT_CTL
4SI_SCL
CVBS/PC
VGA/YUV
HDMI/DVI
P50/^WRL/^WR
SD_SW1
SC2_CVBS_OUT-H
SC2_AUDIO_OUT-H
49
48
50
47
VCC
VSS
HEADPHONE_IN
EEPROM_SCL
EEPROM_SDA
STEREO_RESET
HP_MUTE
LCDON
NC
NC
START_SW
IIC_OFF
LCD_H
NC
AVSS
KEY-A
KEY-B
AFT
NC
NC
NC
POWER ON-H
DVD_RX & RX
26
27
NC
28
SCL1
SDA1
DVD_TX & TX
(CLK0)
(RTS0)
SDA2
SCL2
SYNC_HD
DVD_RESET
SCALER_RESET
(32KHz_OUT)
HDMI_RESET
(32KHz_IN)
NC
NC
NC
V_SYNC
NC
NC
C_SYNC
NC
NC
98
EPM
COMPONENT/HDMI
NC
D_TUNER_AFT_L
D_TUNER_SD_H
D_TUNER_AFT_H
SCART_AUDIO_SW
SCALER_RESET
S_DET
SCART3_SW
SW_SCART
LCDON
VS_ON
PDP_RLY
SCART3_SW
SCART2_SW
SCART1_SW
NC
AUDIO_MUTE
EXT_MUTE-H
NC
AGC
76 SCALER-H
75 HP_IN
FROM/TO AV_SW
0
3.4
3.4
OUT
NC
IN
NC
GND
NC
0
0
NC
0
3.2
3.73
0
0
0
0
3.2
0
3.2
0
3.2
0
0
0
3.2
3.2
0
0
3.2
0
0
1.4
3.2
3.2
3.2 3.4 3.2 3.2
3.09
3.16
3.2
3.2
0
0
0
0
3.3
3.3
3.2 3.2
3.2
3.2
0
0
0
0
0
0
3.2
3.2
3.2
3.2
0
0
0
0
0
0
0
0
0
3.2
3.2
0
0
0
0
0
0
0
0
0
0
3.2
0 3.2
0
0
0 3.4
3.2 3.2 3.2
0
0
2.75
2.75
0
0
0
0
0
2.51
0
0
0
0
0
0