RDR-HX680/HX780/HX785/HX980/HX1080
4-5 4-6
IT CONTROLLER, IR
AV-133 (1/5)
For Schematic Diagram
• Refer to page 4-4 for waveforms.
• Refer to page 4-51 for printed wiring board.
IC103
IC101 VDD DET
CN202
BOARD
THROUGH THE
FAR-008 FFC
TO FR-291
(SEE PAGE 4-26)
CN2301
BOARD(3/7)
THROUGH THE
FAR-006 FFC
TO RD-066
(SEE PAGE 4-34)
Y/CHROMAYCHROMA
SIGNAL PATH
PB
AUDIO
REC
SIGNAL
VIDEO SIGNAL
T0 (2/5)
1
T0 (3/5)
2
T0 (4/5)
3
T0 (5/5)
4
AV-133 BOARD(1/5)
IT CONTROLLER, IR
-REF.NO.: 10,000 SERIES-
IC102
ACDET
IC104
IC101
IT CONTROLLER
DDC SW
12
G-LINK
4.9
4.9
0
4.9
0
4.9
3.2
2.5
2.4
4.9
0
2.5
1.7
4.9
3.2
4.9
4.9
4.8
0
0
0
11.7
11.7
0
0
0
0
5.2
5.3
4.9
4.9
4.3
4.9
4.9
4.3
4.9
3.6
3.6
3.6
4.9
4.9
4.9
0
0
4.8
0
0
4.8
0
0
4.9
4.9
4.7
0
0
4.9
4.9
4.9
0
0
4.9
4.9
0
4.9
4.9
0
0
4.8
3.0
0
4.9
0
4.9
3.6
0
0
4.8
4.8
4.8
4.7
4.8
4.8
0
4.8
4.7
4.9
2.7
4.8
4.8
0
4.9
3.2
4.9
4.9
1.6
2.5
2.2
0
4.9
4.9
0
4.9
4.9
4.9
4.4
4.9
0
4.9
4.9
0
4.9
4.7
4.9
4.9
2.0
2.9
4.9
4.8
0
0
4.9
4.9
4.9
4.9
0
0
3.2
4.9
0
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
1SS355TE-17
D103
1SR154-400TE-25
D104
0
R130
GND
1
C121
1
C122
0.1
C120
JL109
100k
R193
100k
R194
100k
R195
JL152
JL155
JL166
JL168
JL176
100
R126
100
R180
100
R181
100
R182
330
R188
470
R189
330
R200
100
R177
100
R178
100
R179
330
R175
JL113
0.1
C139
50V
2.2
C138
1k
R176
0.1
C140
100
R105
330
R109
100
R110
100
R111
25V
22
C104
47k
R104
1M
R117
0
R118
1
C113
0
R116
8p
C111
9p
C112
10p
C114
10p
C115
JL162
JL160
JL163
JL156
C107
330p
1k
R134
6.8k
R132
4.7k
R131
100k
R135
6.8k
R139
6.8k
R141
470
R138
100
R137
0
R140
0
R142
100
R143
0.1
C124
0.1
C125
2SC4081T106R
RESET
Q102
JL212
JL192
0
R144
0
R152
100
R146
100
R148
100
R101
100
R102
100
R103
0
R149
0.1
C126
0
R203
0
R202
0
R201
0
R222
0.1
C156
0.1
B
C157
10k
R145
JL215
0
R197
JL269
JL268
JL267
JL266
JL265
JL264
JL263
JL262
JL261
JL260
JL259
JL258
JL257
JL256
JL255
JL242
JL243
JL244
JL245
JL246
JL247
JL248
JL249
JL250
JL251
JL252
JL253
JL254
L2_RIN
L2_LIN
Y2IN
2VIN
C2IN
JL222
JL223
JL224
JL230
JL231
JL232
JL233
JL234
JL235
JL236
JL237
JL238
JL239
JL240
JL241
JL218
100
R172
100k
R173
100k
R174
180
R168
100
R167
0
R159
0
R165
100k
R158
100k
R157
100
R156
100
R155
100
R154
100
R153
100
R199
100
R171
0
R151
0.1
C133
0.1
C131
0
R150
JL132
JL140
JL167
JL149
DTC124EUA-T106
BLANK
Q108
0.1
C134
0.1
C135
10k
R169
0
R161
DAP202UT106
D108
UMD2N-TR
Q103
16V
100
C127
1SS355TE-17
D106
UMD2N-TR
Q103 - Q105
SAMUTE CONTROL
Q104
1k
R147
2SD2114KT146
Q105
0.1
C106
10k
R107
0
R106
0.1
C105
DTC124EUA-T106
RESET
Q101
1SS355TE-17
D101
1SS355TE-17
D102
1
B
C110
0.1
C109
0
R113
10k
R112
0
R228
10k
R127
Q110
DTA143EVA-T106
EPGEQ
2SC4081T106R
CV I/F
CV I/F
Q111
2SC4081T106R
Q112
50V
10p
C149
47uH
L102
10V
1
F
C150
3.3k
R209
470
R207
0
R208
10V
1
F
C152
P_CONT2
AVLTH
SCL
TUON
ANT5V_SW
RCSEL1
AMUTE1
RCSEL2
SDA
FUNC_ON
P_SAVE
RFTHRU
SDA
FANCTL
DET_ANT
AVLOUT
XRST1
XAMUTE2
DTBON
TU_DCCON
P_CONT
SWVION5V
SCL
SQU
CSYNCIN
TEXTVIN
BLANK
SAMUTE
FUNC_IN
BLANK
AVLIN
AFT
AGC
MSPSTAT
JL270
JL272
JL273
JL275
JL279
JL280
0.1
C132
KN101 KN102
IC102
BD4846G-TR
IC103
BU4220G-TR
R133
100k
100
R160
100
R204
100
R205
3.3k
R214
680
R215
750
R216
1k
R217
R226
15k
10V
1
F
C141
IC104
TC7MB3257FK(EL)
50V
1000p
C142
0
R223
0
R224
100
R221
CN101
40P
LC87F06J2A-F59P6-E
IC101
0.5%
820
R210
32V
0.5A
IC150
100
R125
SWVION9V
X102
32.768kHz
5.5V
0.22F
C118
330
R124
330
R123
330
R129
X101
15MHz
100k
R233
BTOMAIN
GTOMAIN
C/R_IN
24P
CN105
0
R242
0
R240
0
R241
100
R255
100
R256
KEY1
KEY2
KEY3
DBGP2
DBGP1
DBGP0
DAT_TO_M
DAM_TO_T
ASCK
HSM_TO_T
DDC_SW1
DDC_SW2
AVLTH
SQU
FUNC_ON
RCSEL2
RCSEL1
XAMUTE2
FUNC_IN
AGC
P_CONT2
AMUTE1
TXD1
TU_DCCON
HOTPLUG
MSPSTAT
AVLIN
CEC0
CSYNCIN
SWVION5V
TUON
FLPON
P_CONT
FANCTL
RFTHRU
BLANK
P_SAVE
HX780: AEP1/ HX785 /
HX780: AEP1/ HX1080: AEP1
RESET
AMUTE1
SAMUTE
EPGEQ
R_OUT
Y_IN
C_OUT
YP_OUT
CB_OUT
L_IN
Y_OUT
R_IN
L_OUT
CR_OUT
P_CONT
P_CONT2
DET_ANT
ANT5V_SW
DTBON
MSPSTAT
XRST1
SCL
AGC
AFT
SQU
AVLOUT
AVLIN
AVLTH
FUNC_ON
FUNC_IN
SAMUTE
AMUTE1
XAMUTE2
BLANK
RCSEL2
RCSEL1
SDA
SCL
CSYNCIN
P_SAVE
TU_DCCON
SWVION5V
TUON
FANCTL
RFTHRU
DTBON
ANT5V_SW
P_CONT2
DAT_TO_M
HOTPLUG
HSM_TO_T
DDC_SDA
DAM_TO_T
DDC_SW1
HST_TO_M
XRST1
DDC_SCL
ASCK
MRST
KEY3
KEY2
KEY1
FLSTB
FLCLK
FLDATA
FLPON
EPGEQ
FLSTB
FLDATA
DBGP2
DBGP1
DBGP0
DDC_SW2
SDA
SDA0
SCL
SCL0
DDC_SCL
DDC_SDA
SDA
BLANK
FLCLK
SDA0
SCL0
XRST1
AVLOUT
HST_TO_M
RXD1
AFT
CEC0
MRST
SWVION9V
SWVION9V
DET_ANT
EE
54
321
54
321
16 15 14 13 12 11 10 9
87654321
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
401234567891011 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
515253545556575859606162636465666768697071727374757677787980
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
OUT
IN
GND
CT
NC
HPD
DDC_SW1
DSCL
CEC
DSDA
HST_TO_M
ASCK
DAT_TO_M
HSM_TO_T
DAM_TO_T
XRST1
MRST
P_CONT2
GND
L_IN
GND
R_IN
AMUTE1
R_OUT
GNDA
L_OUT
GND
Y_IN
C_OUT
Y_OUT
CB_OUT
CR_OUT
YP_OUT
X525P
GND
GND
GND
GND
GND
GND
GND
GND
NC
NC GND
OUT
IN
NC
WDT
ACDET
HSM_TO_T
IR
RESET
TX1
TX2
GND
CF1
CF2
VDD1
MODEL1
MODEL2
KEY1
KEY2
KEY3
AGC
BATTDET
FUNC
SDET3
SDET2
SDET1
NC
NC
AVLOUT
SDA
SCL
XRST
NC
RCSEL1
AFT
NC
XAMUTE2
RCSEL2
NC
DDCSW1
DDCSW2
GND
VDD4
FUNC_ON
SQUEEZE
CAPACITOR
NC
BLAIR
P_SAVE
XSCMUTE
AVLTH
FLDATA
FLSTB
FLCLK
RFTHRU
NC
FANCTL
VDD2
GND
P_CONT2
MUTECTL
EPGEQ
TUON
SWVION9V
P_CONT
FLON
SWVION5V
MRST
NC(IN)
CSYNCIN
XCHECKER
CEC
AVLIN
MSPSTAT
BLANK
HOTPLUG
TU_DCCON
TXD1
RXD1
TXD2
RXD2
HST_TO_M
VDDDDA
CVBSIN
GND
FILTSLC
VDDVCO
DTBON
ANT5V_SW
DET_ANT
GND
VDD3
DBGP2
DBGP1
DBGP0
LED_PLTV
LED_DIVX
LED_A_TV
LED_D_TV
LED_HDD2
DAT_TO_M
DAM_TO_T
ASCK
B_IN
C/R_IN
G_IN
KEY2
GND
2L
FLSTB
2C
IR
FLPON
GND
V+5F
2R
FLCLK
KEY1
GND
GND
2V
GND
KEY3
V+12R1E
SDET2
2Y
GND
GND
FLDATA
GND
Q752
2SC4081T106R
IR I/F SW
2SA1576A-T106-QR
IR I/F SW
4.7k
R755
4.7k
R753
100p
C752
1k
R751
4.7k
R752
100p
C753
Q751
1k
R756
150
R754
0uH
L751
100p
C754
JA751
0.1
C751
220k
R701
JL705
JL706
JL707
JL708
JL709
JL710
JL711 JL712
JL714
V+5R8E
V+5V
V+5V
V+5VV
(V+5VI)
V+12R1
(V+12R1E)
L_IN
R_OUT
L_OUT
Y_IN
C_OUT
Y_OUT
CB_OUT
CR_OUT
YP_OUT
R_IN
L_IN
R_OUT
L_OUT
Y_IN
C_OUT
Y_OUT
CB_OUT
CR_OUT
YP_OUT
R_IN
TEXTVIN
L2_RIN
L2_LIN
Y2IN
2VIN
C2IN
C/R_IN
TEXTVIN
L2_RIN
L2_LIN
Y2IN
2VIN
C2IN
C/R_IN
BTOMAIN
GTOMAIN
BTOMAIN
GTOMAIN
HX780: AEP1/ HX785 /
HX780: AEP1/ HX1080: AEP1
HX780: AEP1/ HX785 /
HX780: AEP1/ HX1080: AEP1
1
A
B
C
D
E
F
G
H
I
J
2
3 4 5 6 7 8 9 10 11 12
Note : The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
To Next Page
Loading...
