SCH05_MCU
ANALOG AUDIO
DIGITAL AUDIO
TMDS SIGNAL
ANALOG VIDEO
GND LINE
POWER- LINE
POWER+ LINE
DIGITAL VIDEO
STBY POWER
HDMI
S740H E3
X1500 JP
X1500 E1C
X1500 E2
X1500 E3
3K3
18K
R7582(PD)
R7581(PU)
* AVRS740H/X1500H VERSION OPTION
10K
10K
0
VER.
OPEN
22K
10K
OPEN
0
AV
SS
0
P05
/I
RQ
13
VR
EF
H
P03
/I
RQ
11
VR
EF
L
P0
2
RX
D6
TX
D6
PF
5
EM
LE
PJ
5
VS
S
VC
L
VB
AT
T
M
D
XC
IN
XC
OU
T
RE
SE
T
XT
AL
VS
S
EX
TA
L
VC
C
P35
(I
N)
TR
ST
#
TI
OC
D0
/I
RQ
3-
DS
IR
Q2
-D
S
TM
S
TD
I/
RX
D1
TC
K
TD
O/
TX
D1
P2
5
P2
4
P2
3
P2
2
RX
D0
TXD0
P17
P87
P16
P86
P15
P14
P13
P12
VCC_USB
USB0_DM
USB0_DP
VSS_USB
P56
P55
P54
P53
RXD2
SCK2
TXD2
VSS
P83
VCC
PC7
PC6
PC5
TXD10
RXD10
SCK10
PC4
PC3
P75
P76
PC2
P75
P74
PC
1
VC
C
PC
2
VS
S
P7
3
PB
7
PB
6
PB
5
PB
4
PB
3
PB
2
PB
1
P7
2
P7
1
PB
0
PA
7
PA
6
PA
5
VC
C
PA
4
VS
S
PA
3
PA
2
PA
1
PA
0
P6
7
P6
6
P6
5
IR
Q7
/A
N5
IR
Q6
/A
N4
VC
C
P7
0
VS
S
PE
5
AN
2
AN
1
AN0
PE1
PE0
P64
P63
P62
P61
VSS
P60
VCC
AN7
AN6
PD5
PD4
PD3
PD2
IRQ1
IRQ0
P93
P92
AN015
VSS
P90
VCC
AN007
AN006
AN005
AN004
AN003
AN002
AN001
VREFL0
P40
VREFH0
AVCC0
P07
PJ
3
4.TDI/RXD
2.MCU_3V3
9.TRST#
8.EMLE
10.TCK
7.MD
11.TMS
6.UB
3.TDO/TXD
5.DGND
1.RESET
E20
/E
M
UL
AT
OR
HDMI CEC_PART
VERSION OPTION
TO
O
SD
TO PLD
TO
D
SP
P
AR
T
TO DIR PART
TO
M
AI
N
D
AC
TO
D
IG
IT
AL
S
UPP
LY
TO MCU LEVEL CHG.
MCU PART
1.
00
mm
FF
C
M
P
: O
PE
N
7.
M
IC
_S
IGN
AL
8.
M
IC
_GN
D
3.
M
IC
_D
ET
4.
PO
W
ER
_K
EY
5.
+
12
V
6.
-12
V
10
.H
/P
_D
ET
11
.V
SE
L_
A
12
.V
SE
L_
B
13
.K
EY
_3
14
.K
EY
_2
15
.K
EY
_1
16
.R
ED
_L
ED
17
.W
H
/G
RN
_L
ED
18
.R
C_
IN
19
.F
L_
RS
T
20
.F
L_
CE
21
.F
L_
CL
K
22
.F
L_
DA
TA
23
.C
PU
_P
O
W
ER
24
.M
CU
+
5V
25
.M
CU
_3
V3
26
.D
GN
D
27
.R
ES
TO
RI
NG
_F
W
TO FRONT B'D
TO
A
UD
IO
P
AR
T
9.
B/
P_
IR
IN
_D
E
AVR-X1500H E3
OTHER OPEN
TO
O
SD
P
AR
T
2.
IS
EL
_B
1.
IS
EL
_A
AVRX1500H E3 ONLY
REMOTE IN
TO HDMI_RX
TO HDMI_TX
ST
R
D
CP
QP
0
QP
1
QP
2
QP
3
GN
D
VC
C
OE
QP
4
QP
5
QP
6
QP
7
QS
2
QS
1
ONLY USE
1.25mm 27PIN FFC
L7501~L7520
:CB03YTYH600
L7522~L7527
RE
M
O
TE
IN
TO
L
EG
O
AVR-X1500H E3
OTHER OPEN
ONLY USE
ST
R
D
CP
QP
0
QP
1
QP
2
QP
3
GN
D
VC
C
OE
QP
4
QP
5
QP
6
QP
7
QS
2
QS
1
R
750
9
3
3
R
750
2
3
3
R
750
3
3
3
R
751
0
3
3
R
756
0
1
k
R
755
9
1
k
R
755
8
1
k
R
750
1
10
k
C
750
2
0
.1
u
F
R
750
6
0
R
753
5
3
3
R
753
4
3
3
R7517
33
R7518
33
R7526
33
R7527
33
R7569
10k
R
757
0
100
k
C7520
OPEN
R
757
2
4
k7
R
757
3
47
k
R
757
1
2
M
2
R
757
4
100
k
C
752
1
220
P
R7575
220k
R
757
6
27
k
D
750
2
K
D
S
16
0
R
757
8
3
k3
C
752
2
0
.1
u
F
R
757
7
1
k2
C
750
4
0
.1
u
F
R7581
OPTION
R7582
OPTION
C7510
0.1uF
C7516 0.1uF
C7517
0.1uF
C7515 0.1uF
C
751
2
0
.1
u
F
C
751
1
0
.1
u
F
R
754
5
3
3
R
754
4
3
3
R7508
10k
R7505
1M
R
756
4
4
k7
R
756
7
4
k7
R
756
5
4
k7
R
756
2
4
k7
R
756
3
10
k
R
756
6
4
k7
R
756
8
4
k7
R
756
1
10
0
1
2
3
4
5
6
7
8
9
10
11
CN752
CJP11GA333ZR
R7528
33
R7529
33
Q
750
2
C
V
T
2
S
C
305
2
Q
750
3
C
V
T
2
S
C
305
2
C
750
8
0
.1
u
F
D7501
OPEN
R7579
0
L750
1
L750
2
L750
3
L750
4
L750
5
L750
6
L750
7
L750
8
L750
9
L751
0
L751
1
L751
2
L751
3
L751
4
L751
5
L751
6
L751
7
L751
8
L752
0
L752
4
L752
5
C
752
5
0
.01
u
F
C
752
6
0
.01
u
F
C7524 0.01uF
C7523 0.01uF
L752
2
L752
3
27
26
20
21
23
22
24
25
19
18
16
17
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN751
L751
9
L752
6
L752
7
R
753
3
10
k
C
751
8
0
.1
u
F
R
900
3
3
3
R
900
2
3
3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
IC
75
2
C
V
IM
C
74
H
C
4094
A
D
R
2
G
Q
750
1
H
V
T
K
T
C
2875
B
R
758
0
0
D
900
1
K
D
S
16
0
C
900
1
1000
p
F
D
900
2
O
P
E
N
R
900
4
1
k
R
900
5
3
k3
R
900
6
2
k2
R
900
7
100
k
Q
900
1
C
V
T
2
S
C
305
2
L9001
CB03YTYH 600
C
750
1
0
.1
u
F
C
750
3
0
.1
u
F
R
750
4
10
k
C
750
7
0
.1
u
F
R
751
1
3
3
R
751
2
3
3
R
751
3
3
3
R7514
33
R7515
33
R9001
33
R7519
33
R7520
33
C7509
0.1uF
R7521
33
R7522
33
R7523
33
R7525
33
R7531
33
R7530
33
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
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
123
122
124
125
126
127
128
129
130
131
132
134
133
135
136
137
138
139
140
141
142
143
144
IC751
CVIR5F5631FDDFB
R
753
6
3
3
R
753
7
3
3
R
753
8
3
3
R
754
1
3
3
R
753
9
3
3
R
754
0
3
3
R
754
2
3
3
R
754
3
3
3
R
754
7
3
3
R
754
6
3
3
R
754
8
3
3
C
751
3
0
.1
u
F
R7549
33
R7551
33
C7514
0.1uF
R7552
33
R7553
33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
IC
75
3
C
V
IM
C
74
H
C
4094
A
D
R
2
G
C
751
9
0
.1
u
F
R
758
3
3
3
R
758
4
0
R
749
9
10
k
Q9002
H VTKRA102S
X7501
10MH z
T
1
R7524
10
C
750
5
50
V
/30
p
F
C
750
6
50
V
/30
p
F
1
2
3
JK901
CJJ2D048ZD
C7527 OPEN
MCU_3V3
DGND
CEC_IN
MCU+ 5V
SW M3.3V
M_RESET
BDOW N
H SDA
H SCL
ADV7623_SPI_MO
ADV7623_SPI_MI
ADV7623_SPI_CLK
ADV7623_SPI_CS
ADV7623_RST
DSP_MISO
DSP_RST
DSP_FLAG0
DSP_ICS
D
IR
_
C
E
D
IR
_
D
IN
D
IR
_
D
O
U
T
D
IR
_
C
LK
D
IR
_
R
S
T
DA_POW ER
H
/P
_
R
LY
FR
O
N
T
_
R
LY
C
/S
_
R
LY
CPU_POW ER
MAIN_POW ER
DV_POW ER
DA_POW ER
CEC_POW ER
DAC_DATA
DAC_CLK
DAC_RST
DAC_MS
M_RESET
P
LD
E
R
R
DSP_CLK
DSP_MOSI
DAC_RST
DAC_MS
BDOW N
D5V_POW ER
7623_ROM_H OLD
D
GN
D
R
X
D
T
X
D
SW M5V
K
E
Y
_
1
K
E
Y
_
2
K
E
Y
_
3
P
O
W
E
R
_
K
E
Y
V
S
E
L_
B
V
S
E
L_
A
FL
_
C
E
FL
_
R
S
T
FL
_
D
A
T
A
FL
_
C
LK
R
E
D
_
LE
D
C
P
U
_
P
O
W
E
R
D
C
_
D
E
T
/A
S
O
H
/P
_
D
E
T
/M
IC
_
D
E
T
H
/P
_
D
E
T
M
IC
_
D
E
T
H
/P
_
D
E
T
M
IC
_
D
E
T
TU_INT
TU_INT
MIC_SIGNAL
+ 12V
TU_RST
TU_SEN
TU_SDIO
TU_SCLK
MVOL_CLK
MVOL_DATA
ZONE2_MUTE
PRE_MUTE
DGND
MIC_GND
MUTE_3V3
VINA
VINB
TU_RST
TU_SCLK
-12V
CPU_POW ER
MAIN_POW ER
H
/P
_
D
E
T
M
IC
_
D
E
T
H INSELA
H INSELB
H INSELC
H 5V_DET
T
H
E
R
M
A
L_
A
DV_POW ER
TU_SDIO
T
H
E
R
M
A
L_
B
T
H
E
R
M
A
L_
A
T
H
E
R
M
A
L_
B
CEC_POW ER2
CEC_POW ER2
DAC_DATA
DAC_CLK
IS
E
L_
B
IS
E
L_
A
+
12
V
-12
V
D
IR
_
R
S
T
D
IR
_
C
E
D
IR
_
C
LK
D
IR
_
D
IN
D
IR
_
D
O
U
T
H
I-
B
_
R
LY
H
I-
B
_
R
LY
FR
O
N
T
_
R
LY
C
/S
_
R
LY
P
S
C
L
P
S
D
A
M
N
864787_
R
S
T
M
N
864787_
H
IN
T
P
S
C
L
P
S
D
A
P
S
C
L
P
S
D
A
M
N
864788_
R
S
T
P
S
C
L
D5V_POW ER
W
/G
_
LE
D
S
B
_
R
LY
ZVOL_DATA
ZVOL_CLK
M
N
864788_
H
IN
T
M
N
864788_
H
A
IN
T
C
U
RR
E
N
T
_
D
E
T
AM
P
S
IG
_
D
E
T
H PD4
H PD3
H PD2
H PD1
H
P
D
6
H
P
D
6
H
P
D
1
H
P
D
2
H
P
D
3
H
P
D
1
H
P
D
2
H
P
D
3
H 5V_DET
H
P
D
4
H
P
D
5
H
P
D
5
H
P
D
4
CEC_COM
C
E
C
_
C
O
M
C
E
C
_
C
O
M
C
E
C
_
C
O
M
M
N
864788_
H
IN
T
M
N
864788_
H
A
IN
T
M
N
864788_
R
S
T
P
S
D
A
H
/P
_
R
LY
S
B
_
R
LY
DA_POW ER2
DA_POW ER2
DSP_BSY
P
O
W
E
R
_
K
E
Y
R
E
D
_
LE
D
S
B
_
R
LY
R
X
D
T
X
D
W
/G
_
LE
D
V
S
E
L_
A
V
S
E
L_
B
M
_
R
E
S
E
T
R
C
_
IN
R
C
_
IN
B
D
O
W
N
T
U
_
R
S
T
MVOL_MUTE
M
V
O
L_
M
U
T
E
AIOS4_W AKEUP
E_RXD_MIEO
E_CTS_MIEO
E_TXD_MOEI
E_RTS_MOEI
NET_FACT_RST
AIOS4_STBY_STATUS
E_RTS_MOEI
E
_
C
T
S
_
M
IE
O
E
_
R
T
S
_
M
O
E
I
E_CTS_MIEO
E
_
R
X
D
_
M
IE
O
E_RXD_MIEO
E_TXD_MOEI
E_TXD_MOEI
NET_FACT_RST
NET_FACT_RST
7623_ROM_H OLD
NET5V_POW ER
NET5V_POW ER
NET5V_POW ER
VEXP_STB
VEXP_STB
VEXP_OE
VEXP_CLK
VEXP_CLK
VEXP_DATA
VEXP_DATA
TU_SEN
TU_SEN
TU_SDIO
TU_SCLK
DSP_BSY
ADV7623_RST
ADV7623_SPI_MI
ADV7623_SPI_CLK
ADV7623_SPI_MO
H SCL
H SDA
DSP_MOSI
DSP_MISO
DSP_CLK
DSP_RST
DSP_ICS
DSP_ICS
DSP_MOSI
DSP_MISO
DSP_CLK
DSP_RST
DSP_FLAG0
SEL_CLK
SEL_DATA
VINB
VINA
MVOL_MUTE
ZVOL_DATA
ZVOL_CLK
SEL_DATA
DA_POW ER
CEC_POW ER2
P
LD
E
R
R
H
/P
_
R
LY
FR
O
N
T
_
R
LY
P
S
D
A
P
S
C
L
S
E
L_
C
LK
SEL_DATA
A
P
LD
_
C
S
A
P
LD
_
C
S
A
P
LD
_
C
S
A
P
LD
_
D
A
T
A
A
P
LD
_
D
A
T
A
A
P
LD
_
D
A
T
A
D
A
C
_
D
A
T
A
D
A
C
_
C
LK
A
P
LD
_
C
LK
A
P
LD
_
C
LK
A
P
LD
_
C
LK
D
A
C
_
M
S
D
A
C
_
R
S
T
P
R
E
_
M
U
T
E
ZONE2_MUTE
D
A
_
P
O
W
E
R
2
DIR_DOUT
IS
E
L_
A
IS
E
L_
B
FL
_
D
A
T
A
DIR_RST
C
/S
_
R
LY
M
V
O
L_
D
A
T
A
M
V
O
L_
C
LK
MVOL_DATA
MVOL_CLK
Z
V
O
L_
C
LK
Z
V
O
L_
D
A
T
A
H
5
V
_
D
E
T
FL
_
C
E
FL
_
C
LK
A
D
C
_
R
S
T
H
I-
B
_
R
LY
AIOS4_W AKEUP
AIOS4_STBY_STATUS
NET3V3_POW ER
NET3V3_POW ER
NET3V3_POW ER
D5V_POW ER
CEC_POW ER
CEC_POW ER
DV_POW ER
DIR_DIN
MN864788_HINT
TU_INT
CEC_IN
TH ERMAL_A
MN864788_RST
D
C
_
D
E
T
/A
S
O
CEC_OUT
CEC_OUT
B
/P
IR
IN
_
D
E
B/PIRIN_DE
H
/P
_
D
E
T
/M
IC
_
D
E
T
VEXP_OE
H PD5
H PD6
VINA
VINB
SEL_CLK
ZONE2_MUTE
PRE_MUTE
A
D
C
_
R
S
T
N
E
T
_
FA
C
T
_
R
S
T
V
O
LU
M
E
_
M
U
T
E
V
O
LU
M
E
_
M
U
T
E
M
V
O
L_
M
U
T
E
C
E
C
_
C
O
M
AM
P
S
IG
_
D
E
T
C
U
RR
E
N
T
_
D
E
T
T
X
D
R
X
D
V
O
LU
M
E
_
M
U
T
E
M
V
O
L_
M
U
T
E
P
LD
E
R
R
ADV7623_SPI_CS
K
E
Y
_
3
K
E
Y
_
2
K
E
Y
_
1
D
C
_
D
E
T
/A
S
O
AM
P
S
IG
_
D
E
T
CURRENT_DET
H /P_DET/MIC_DET
MN864788_HAINT
DSP_ROM_W RITE
DSP_ROM_W RITE
FL_RST
DIR_CE
DIR_CLK
AIOS4_STBY_STATUS
AIOS4_W AKEUP
CPU_POW ER
MAIN_POW ER
ADC_RST
MN864787_RST
M
N
864787_
R
S
T
M
N
864787_
H
IN
T
MN864787_H INT
7623_ROM_H OLD
ADV7623_SPI_CLK
ADV7623_SPI_CS
ADV7623_SPI_MO
ADV7623_SPI_MI
H SD A
H SCL
ADV7623_RST
DSP_ROM_W RITE
D
S
P
_
FL
A
G
0
DSP_FLAG3_C
DSP_BSY
DSP_FLAG3_C
DSP_FLAG3_C
TEMP_SENSOR
TH ERMAL_B
TEMP_SENSOR
TEMP_SENSOR
3A
0B
3B
5B
9B
C1
C2
C3
C4
C5
C6
C7
CN751
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
13