8-2
8-2
Decoder Board -- Circuit Diagram
closer to PIN100 of MT1389S.
1
2SK3018
19
10
E
IR/VFD
20
1
MD
Very Important to
reduce Noise
VR-DVD
C
C
GND-PD
8
2
HD65/1200X
2
DRAM I/F
Vc(Vref)
GND-LD
C
T-
2SB1132
E
HFM
VR-CD
B/b
15
17
16
S
24
S-FLASH
C/c
F+
Chip Decap.
3
13
12
D
G
6
NC
AUDIO I/F
21
䖛
ESD,
䴴䖥䚼ッষ
2
2
VIDEO I/F
T+
D/d
NC
B
RF
A/a
23
2N3904
4
3
22
9
CD-LD
1
3
CD/DVD SW
11
Vcc
SERVO RF DeCAP.
B
F-
DVD-LD
7
14
F
1
5
18
RF Reference
E
ࠄ䴶ᵓ
এᥝ
D87
এᥝ
C11/ CB24
USBM
USBP
DVD/DATA
AADVDD
APLL
VDD3
USBM
DQ[0..15]
LDO2
V_G/Y
R
F
V
18-1
DQM1
V1P4
DQ1
FOO
1389_OP
+
ASPDIF
RAS#
DCLK
AUDIO_MUTE
OPO
FG
RFV18-2
LIMIT
DQ14
MA7
AADVDD
C
GPIO9
V20
F
UP1
_
7
V_CVBS
RAS#
SP-A
MDI1
DQ6
DACVDD3
DACVDD3
USBP
RFVDD3
BA[0..1]
V_
CVBS
V_
R/V
B
TRCLOSE
OP
-
DQ0
DQ7
SP+
E
V1P4
DCLK
DACVDD3
CAS#
AR
ASPDIF
IR
RFVDD3
OP-
DQ3
MA5
TRIN
V18
TRO
DQ4
SP+
F
XI
DQ10
BA1
GPIO6
DQM[0..1]
USB_V18
AVCC1
A
MA0
89L_3V3
DQ5
AVCC1
SF_DO
MA4
SF_
C
S
AVCM
AUDIO_
M
UT
E
GPIO7
ADACVDD
DQ9
WE#
IOA
AL
DQ11
SF_
C
K
V_
B/
U
MA11
E
AR
AL
V20
DQ2
SP-A
SL+
LDO1
TXD
TRO
PEN
GPIO9
ADACVDD
DVD/CLK
MA3
GPIO7
MA[0..11]
DVD_CLK
SF_CK
IOA
FG
MA1
OPO
RF
O
RFO
URST
#
DQ15
DVD_CLK
CAS#
XI
LDO2
DACVDD3
SF_
D
I
FMO
STBY
V_B/U
LD-CD
DMO
AL
UP1
_
6
SL-
GPIO7
MA10
GPIO10
TRIN
RxD
RFV18-1
AVDD33
MA9
IOA
DQ12
C
MA6
SF_DI
XO
DQ13
USB_V33
V20
DVD/STB
STANDBY
WE#
GPIO10
RFV18-2
V_R/V
MDI1
BA0
FS
SF_
D
O
LDO1
A
MA8
IR
APLLVDD3
ICE
DQ8
D
AR
MA2
DQM
0
D
LD-DVD
TR
O
U
T
SF_CS
DACVDD3
GPIO6
LIMIT
B
VREF1
V
_G/Y
V18
DMSO
SL+
SL-
SP-
V1P4
STBY1
TRSO
FOSO
FMSO
SP+
STBY
T-
T+
TROPEN
TRCLOSE
/LOAD-
/LOAD+
TRIN
GND
/LOAD+
/LOAD-
TROUT
T+
SP-
V1P4
F-
+
F
-
T
F+
F-
TUNER_RST
SCLK
16:9A
16:9B
ARS
16:9A
16:9B
TUNER_RST
STANDBY
MUTE_MCU
MUTE_MCU
ECO_POWER
SCLK
DVD/STB
GND
V1P4
DMO
FOSO
FMSO
TRSO
DMSO
FOO
FMO
TRO
XO
DVD_
C
LK
UP1_7
SCLK
UP1_6
MCU+5V
GND
OPO
DV33
SCLK
VCC_USB
GP
IO6
RXD
TxD
GND
GND
URST#
IR_OUT
DVD/CLK
DVD/DATA
STANDBY
ECO_POWER
SCLK
SSDA
SSDA
SSDA
SSDA
SSDA
ARS
RAS#
MA[0..11]
AL
SF_CS
AUDIO_MUTE
WE#
V_R/V
BA[0..1]
DQ[0..15]
AR
SF_CK
V_G/Y
V_CVBS
DCLK
CAS#
DQM[0..1]
ASPDIF
V_B/U
SF_DO
SF_DI
SCLK
16:9A
16:9B
TUNER_RST
STANDBY
MUTE_MCU
GND
ECO_POWER
SSDA
VCC
DV33
DV33
RFV33
V18
89L_3V3
V18
89L_3V3
89L_3V3
AVDD33
DV33
89L_3V3
V18
V18
DV33
V18
89L_3V3
89L_3V3
+5VS
89L_3V3
+5VS
89L_3V3
MO_VCC
MO_VCC
VCC
VCC
MCU+5V
DV33
DV33
R31
100K
L22
10uH/SMD
L21
FB
C23
330pF
D81
NC
R1086
10K
L18
FB
R1087
3.3K
R1056
0
+ CE22
NC10uF/16V
R1082
20K
L100
FB/2.7K/100MHZ
R34
20K
C25
100pF
R1078
680
CB33
0.1uF
R1062
0R
R1064
0
R695
NC
R1071
4.7K
L23
10uH/SMD
CB
147
0.1uF
R1085
20K
J28
CON2.0-6
1
2
3
4
5
6
R15
0
CB26
0.1uF
CB31
0.1uF
Q78
8050,DIP
2
1
3
C42
NC/100pF
Q2
2SK3018
1
3
2
CB146
0.1uF
CB28
0.1uF
R1120
4.7K
Q74
2N3906
2
1
3
R1057
0
CB35
0.1uF
C24
0.015uF
R44
0
C18
10uF/10V
C14
220pF
L99
150uH/DIP
C16
NC
D2
BAT54C
1
3
2
L14
FB
R1068
1/0805
R1084
1K
C10
10uF
/10V
Q79
8050,DIP
2
1
3
CB153
0.1uF
C15
4.7uF
R1076
220
CB157
0.1uF
CB19
0.1uF
C43
NC/100pF
+
CE
16
100uF
/10V
CB18
0.1uF
R41
4.7
R18
2K
C8
0.1uF
R1063
0R
CB23
0.1uF
R1119
4.7K
TOP
CON1
HEADER 24 SMD0.5 TOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
R1058
0
R1072
4.7K
Q75
2N3906
2
1
3
L70
FB/600
C17
NC
C22
330pF
R1053
100K
C46
O
PEN
Q76
8550,DIP
2
1
3
L104
1K/2.7uH
CB27
0.1uF
R1103
0
J6
CON2.0-11
CON2.0-12
1
2
3
4
5
6
7
8
9
10
11
12
Y3
27MHz
R57
0
C13
1uF
C44
NC/100pF
L11
47uH/DIP
CB22
0.1uF
C21
NC
CB148
0.1uF
C727
4.7uF
R1090
33
R1106
22K
Q80
3904
2
1
3
R1065
0
R1059
0
Q3
2N3904
2
1
3
C725
22pF
R1080
680
CB30
0.1uF
R1081
10K
R1054
10K
R48
27K
Q85
3904
2
1
3
Q6
8550/DIP
2
1
3
Q77
8550,DIP
2
1
3
R1066
5.1K
R42
10K
R1073
4.7K
Q9
8550/DIP
2
1
3
R1070
1/0805
R22
100K
U35
EEPROM 24C2
1
2
3
4
5
6
7
8
NC
NC
NC
GND
SDA
SCL
WP
VCC
MT1389L/K
LQFP 128
V1.0
Desktop
U2
MT1389L
LQFP128/SMD/1389L
5
6
7
8
9
10
11
12
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
36
37
38
39
40
41
42
43
44
45
46
47
48
49
51
52
53
50
55
56
57
54
58
59
61
62
63
60
64
65
66
67
69
70
94
90
93
92
91
89
88
84
13
35
86
79
85
83
82
81
80
78
77
76
75
74
68
73
72
71
4
3
2
1
128
127
126
125
124
123
118
117
116
111
110
109
108
107
106
105
104
103
102
101
100
99
98
97
96
95
87
112
113
122
121
120
119
115
114
129
RFE
RFF
AVDD18
AVDD33
XTALI
XTALO
AGND
V20
REXT
MDI1
MDI2
LDO1
LDO2
AVDD33
DMO
FMO
TRAY_OPEN
TRAY_CLOSE
TRO
FOO
FG / GPIO2
USB_DP
USB_DM
USB_V33
USB_GND
PAD_VRT
USB_V18
GP
IO3 / INT
#
GP
IO4
SF_
C
S_
SF_
D
O
SF_
D
I
SF_
C
K
UP
1_6
/
S
CL
UP
1_7
/
S
DA
ICE
PRST#
IR
RD0
RD1
RD2
RD3
RD4
RD5
RD6
RD7
DVDD33
DQM
0
RD1
5
RD1
4
DVDD18
RD1
3
RD1
2
RD1
1
RD1
0
RD9
DVSS3
3
RD8
DQM1
RCLK
RA11
RA9
RA8
GPIO13
DVDD18
SPDIF / GPIO12
GPIO11
GPIO10
GPIO9
GPIO8
DVDD33
V14
GP
IO6
RA3
DVSS18
RA2
RA1
RA0
RA10
BA1
BA0
RAS#
CAS#
RWE#
RA4
DVDD33
RA5
RA6
RA7
RFD
RFC
RFB
RFA
RF
H / OP
INN
RF
G / OP
INP
RF
IN
/
OP
OUT
RF
IP
AGND18
AVDD18
A
L
/ GP
IO1
AVCM
A
R
/ GP
IO0
APL
L
CAP
APL
L
VDD
AADVDD
A
K
IN1
/
GP
IO21
/
A
udio_Mute
ADVCM
/ GPIO2
0
A
K
IN2
/
GP
IO19
/
A
udio_Mute
AADVSS
R
B
G
DACVDDA
DACVDDB
CVBS
DACVSSC
FS
VREF
DACVDDC
GPIO7 / CKE
ADACVSS2
ADACVSS1
ADACVDD2
ADACVDD1
AL
F /
G
P
IO
AL
S /
G
PI
O
A
R
S
/ GP
IO
ARF /
G
P
IO
gnd
D83
1N4148
1
2
C47
O
PEN
C48
1uF
R55
0
CB12
0.1uF
R1091
33
R1060
0
R1102
0
L19
FB
CB37
0.1uF
R1067
1/0805
R1108
1K
R39
10K
R20
0
CE
12
10uF
/10V
C728 150pF
L12
FB
C20
10uF/10V
R23
10K
CB150
0.1uF
+
CE150
22uF/16V
+
CE147
220uF/16V
+
CE13
47uF/16V
L101
FB/2.7K/100MHZ
C731
150pF
L15
FB
C12
1500pF
+
CE19
NC10uF/16V
R51
10K
CB34
0.1uF
R1074
10K
CB25 0.1uF
R38
0
CB145
0.1uF
R1107
3.3K
R16
10K
D82
NC
+ CE21
47uF/16V
+ CE15
100uF/10V
J14
CON2.0-5
1
2
3
4
5
R1055
0
R25
10K
R1083
1K
TP2
+
CE1
7
470uF
/10V
R47
27K
L20
FB
R59
15K
J2
CON2.0-4
1
2
3
4
R1052
10K
R49
15K
CB149
0.1uF
CB59
OPEN
+
CE14
47uF/16V
U33
CD5954
1
9
10
12
3
2
15
7
14
13
21
19
20
24
27
6
4
5
28
8
11
17
18
16
23
22
25
26
29
30
VINFC
PVCC1
PGND
VOSL+
CF2
CF1
VOTK+
VNFFC
VOFC+
VOFC-
PVCC2
PGND
VNFTK
CTK2
BIAS
VOSL
VINSL+
VINSL-
STBY
VCC
VOSL-
VOLD+
VOLD-
VOTK-
VINLD
PREGND
CTK1
VINTK
G1
G2
R1075
220
R40
4.7
C730
390p
C729
390p
J32
CON2.0-4(
㑶㡆
)
1
2
3
4
R696
NC
CB36
0.1uF
R1069
1/0805
CB151
0.1uF
L13
FB
R1061
15K
R36
0
CB29
0.1uF
L17
150uH/DIP
CB20
0.1uF
L102
FB/2.7K/100MHZ
CB
21
0.1uF
Q1
2SK3018
1
3
2
+
CE20
47uF/16V
R1093
4.7K
C726
22pF
R21
0/NC
C3
4.7uF
L103
FB
CB32
0.1uF
R13
1/0805
+ CE18
100uF/16V
R14
NC
L105
FB
C19
NC
