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VSS
A1
5
A1
4
A1
3
A1
2
A1
1
A1
0
A9
A8
A1
9
A2
0
_W
_R
P
NC
NC
_R
B
A1
8
A1
7
A7
A6
A5
A4
A3
A2
A1
A0
_E
VSS
_G
DQ
0
DQ
8
DQ
1
DQ
9
DQ
2
DQ
1
0
DQ
3
DQ
1
1
VC
C
DQ
4
DQ
1
2
DQ
5
DQ
1
3
DQ
6
DQ
1
4
DQ
7
DQ
1
5
VSS
_B
YT
E
A1
6
VDD
DQ
0
DQ
1
VSSQ
DQ
2
DQ
3
VDDQ
DQ
4
DQ
5
VSSQ
DQ
6
DQ
7
VDDQ
LD
Q
M
_W
E
_CA
S
_R
A
S
_CS
A1
1
A1
0
A0
A1
A2
A3
VDD
VSS
A4
A5
A6
A7
A8
A9
NC
VDDQ
DQ
8
DQ
9
UD
QM
CL
K
CK
E
NC
VSSQ
DQ
1
0
DQ
1
1
VDDQ
DQ
1
2
DQ
1
3
VSSQ
DQ
1
4
DQ
1
5
VSS
AHCLKX0/2
AMUTE0
AMUTE1
AHCLKX1
VSS
ACLKX1
CVDD
ACLKR1
DVDD
AFSX1
AFSR1
VSS
_RESET
VSS
CVDD
CLKIN
VSS
TMS
CVDD
_TRST
OSCVSS
OSCIN
OSCOUT
OSCVDD
VSS
PLLHV
TDI
TDO
VSS
DVDD
_EMU0
CVDD
_EMU1
TCK
VSS
_EM_CA
S
_EM_W
E
EM_W
E_DQ
M0
VSS
EM_D7
DVDD
EM_D6
CV
DD
EM_D5
EM_D4
VSS
EM_D3
EM_D2
DVDD
EM_D1
EM_D0
CV
DD
VSS
EM_D1
5
EM_D1
4
EM_D1
3
CV
DD
EM_D1
2
DVDD
EM_D1
1
VSS
EM_D1
0
EM_D9
CV
DD
EM_D8
EM_W
E_DQ
M1
DVDD
VSS
EM_CL
K
EM_CK
E
VSS
DVDD
EM_A11
EM_A9
EM_A8
CVDD
VSS
EM_A7
EM_A6
DVDD
VSS
EM_A5
EM_A4
CVDD
EM_A3
VSS
EM_A2
EM_A1
CVDD
EM_A0
DVDD
EM_A10
EM_BA1
VSS
EM_BA0
_EM_CS0
_EM_RAS
VSS
_EM_CS2
CVDD
EM_RW
DVDD
_EM_OE
_SPI0_ENA
VSS
_SPI0_SCS
SPI0_CLK
VSS
SPI
0
_
S
IM
O
SPI
0
_
S
O
M
I
DVDD
AX
R
0
_
0
VSS
AX
R
0
_
1
AX
R
0
_
2
AX
R
0
_
3
VSS
AX
R
0
_
4
AX
R
0
_
5
AX
R
0
_
6
AX
R
0
_
7
CV
DD
VSS
DVDD
AX
R
0
_
8
AX
R
0
_
9
CV
DD
VSS
AX
R
0
_
1
0
AX
R
0
_
1
1
CV
DD
VSS
AX
R
0
_
1
2
AX
R
0
_
1
3
DVDD
AX
R
0
_
1
4
AX
R
2
_
0
A
C
LKR0
VSS
AF
S
R
0
AC
L
K
X
0
AH
C
L
K
R
0
/1
AF
S
X
0
VDD
VSS
BA1
BA0
* BOOT MODE SETTING
BOOT MODE
IROM
PARALLEL FLASH
SPIO SLAVE(16BIT)
SPIO_SOMI
SPIO_SIMO
SPIO_CLK
0
0
0
0
1
1
0
0
1
LRC
K
_
IN1
BC
L
K
_
IN
1
S
BL
/S
BR
IN
C
E
N
/S
U
B IN
SL/SR I
N
FL
/F
R
I
N
LRC
K
_
O
U
T
1
BC
L
K
_
O
UT1
DSD_SR I
N
DSD_SL
I
N
SB
L/SB
R O
U
T
CEN
/S
U
B
O
U
T
SL/SR O
U
T
F
L/F
R O
U
T
AUDIO DSP
SDO
U
T
FROM FROM
COD
EC/DIR
TO COD
EC
MCU P
A
GE
SB
L/SB
R O
U
T
CEN
/S
U
B
O
U
T
SL/SR O
U
T
FL
/F
R
O
U
T
JT
A
G
Z
IG
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
IC
2
1
1
MX2
9
L
V
3
2
0
D
T
T
I-7
0
G
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
IC
2
1
2
A
3V64S40E
T
P-
G
6
8
7
6
5
4
3
2
1
RX
202
100X
4
8
7
6
5
4
3
2
1
RX
203
100X
4
8
7
6
5
4
3
2
1
RX
201
100X
4
C
2065
0.
1
C
2023
0.
1
C
2022
0.
1
C
2026
0.
1
C
2028
0.
1
C
2025
0.
1
C
2027
0.
1
8
7
6
5
4
3
2
1
RX
204
100X
4
8
7
6
5
4
3
2
1
RX
205
100X
4
8
7
6
5
4
3
2
1
RX
206
100X
4
C2040
0.1
C2039
0.1
C2030
0.1
C2031
0.1
87
65
43
21
RX207
100X4
87
6
5
43
2
1
RX208
100X4
87
65
43
21
RX209
100X4
87
65
43
21
RX210
100X4
C2032
0.1
C2033
0.1
C
2049
0.
1
C
2050
0.
1
R2003
10K
C2020
0.1
C2018
0.1
C2019
0.1
C2021
0.1
C
2067
0.
1
C
2068
0.
1
C
2066
0.
1
C2001
0.1
C2002
0.1
C
2016
0.
1/16V
C
2017
22/16V
C2107
0.1/16V
C
2121
0.
1
C
2124
0.
1
C2127
0.1/16V
C2125
0.1/16V
144
143
142
141
140
139
138
137
136
135
133
134
132
131
130
129
128
127
126
125
124
122
123
121
120
119
118
117
116
115
114
113
112
111
110
109
108
107
106
105
104
103
102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC201
TMS320DA788B
8
7
6
5
4
3
2
1
RX
211
100X
4
X
2010
17.
733M
C2011
15P
C2013
15P
C2012 470P
C2010 470P
R2015
270
R2014 1M
R2009
0
R2038
0
R2037
0
R2036
0
R2035
0
R2034
0
R2101
10K
R2102
10K
R2103
10K
R2108
10K
R2106 10K
R2105 10K
R2063
100
R2062
100
R2053
10K
C2104
0.1/16V
C
2122
0.
1
C
2123
0.
1
C2126
0.1/16V
R2046
10K
R2047
OP
E
N
R2048
10K
R2041
OP
E
N
R2042
10K
R2043
OP
E
N
R2004
10K
R2005
10K
R2006
10K
R2007
10K
4
1
2
3
VDD
NC
VSS
OU
T
IC218
S-80810CNNB
4
1
2
3
VDD
NC
VSS
OU
T
IC217
S-80810CNNB
R2171
2.
2K
R2172
22K
C
2172
0.
1/16V
R2173
2.
2K
R2182
10K
C
2182
0.
1/16V
R2181
18K
C
2183
1000P
C
2154
22/16V
C
2155
0.
1
R2161
3.
3 1%
R2162
220 1%
C
2156
22/
6.
3V
C
2161
22/
6.
3V
3
2
1
IN
GND
OUT
IC216 1V25
CVIKIA1117F00RTFP
R2002
100K
R2110
10K
R2109
10K
R2024
56
T2011
R2001
OPEN
R2058
10K
R2060
10K
R2061
10K
R2059
10K
R2057
10K
R2056
10K
R2054
10K
R2051
10K
L2016
BEAD
L2153
BEAD
D2151
1SR159-200
D2152
1SR159-200
R2064
OPEN
R2044
10K
R2045
10K
1
2
3
4
5
6
7
8
9
CN122
C
2157
22/
6.
3V
2
1
3
GND
Out
In
IC219 3.3V
HVILM1117S-3V3
D2161
SS34SR
L2154
BEAD
C
2158
22/
6.
3V
C
2159
0.
1/16V
C
2163
0.
1/16V
C
2164
0.
1
C
2109
1000P
C
2108
1000P
R2401
0
R2402
0
R2403
0
R2404
0
R2405
0
R2406
0
+1
V
2
5
-1
+3
V
3
-1
+
1
V25-
1
+
3V3-
1
DOUT1-[00:08]
ED1-[00:15]
EA1-[00:21]
MEM1-[00:09]
MEM1
-0
3
+3
V
3
-1
+3
V
3
-1
DSP_SPI_CLK
DSP1_CS
DSP1_RST
+3
V
3
-1
M
E
M
1-
05
M
E
M
1-
04
M
E
M
1-
07
E
D
1-
08
E
D
1-
09
E
D
1-
10
E
D
1-
11
E
D
1-
12
E
D
1-
13
E
D
1-
14
E
D
1-
15
E
A
1-
11
E
A
1-
09
E
A
1-
08
E
A
1-
07
E
A
1-
06
E
A
1-
05
E
A
1-
04
E
D
1-
00
E
D
1-
01
E
D
1-
02
E
D
1-
03
E
D
1-
04
E
D
1-
05
E
D
1-
06
E
D
1-
07
EA
1
-1
2
EA
1
-1
3
EA
1
-1
0
EA
1
-0
0
EA
1
-0
1
EA
1
-0
2
EA
1
-0
3
M
E
M
1-
00
M
E
M
1-
02
M
E
M
1-
01
M
E
M
1-
03
M
E
M
1-
06
M
E
M
1-
09
M
E
M
1-
08
E
D
1-
00
E
D
1-
01
E
D
1-
02
E
D
1-
03
E
D
1-
04
E
D
1-
05
E
D
1-
06
E
D
1-
07
MEM1
-0
1
MEM1
-0
3
MEM1
-0
6
E
D
1-
01
E
D
1-
00
E
D
1-
10
E
D
1-
09
E
D
1-
08
EA1-01
EA1-02
EA1-03
EA1-05
EA1-06
EA1-07
EA1-12
EA
1
-0
8
EA
1
-0
7
EA
1
-0
6
EA
1
-0
5
EA
1
-0
4
EA
1
-0
3
EA
1
-0
2
EA
1
-0
1
EA
1
-0
0
EA
1
-0
9
E
A
1-
13
EA
1
-1
1
EA
1
-1
0
E
D
1-
07
E
D
1-
06
E
D
1-
05
E
D
1-
04
E
D
1-
03
E
D
1-
02
E
D
1-
15
E
D
1-
12
E
D
1-
13
E
D
1-
14
E
D
1-
11
MEM1
-0
7
E
A
1-
11
E
A
1-
09
EA1-08
EA1-04
EA1-13
EA1-10
EA1-00
MEM1-00
MEM1-02
MEM1-08
MEM1-09
DSP1_ENA
MEM1
-0
5
E
A
1-
14
E
A
1-
15
E
A
1-
16
E
A
1-
17
EA
1
-1
8
E
A
1-
19
E
D
1-
08
E
D
1-
09
E
D
1-
10
E
D
1-
11
E
D
1-
12
E
D
1-
13
E
D
1-
14
E
D
1-
15
TMS
_TRST
TDI
TDO
_EMU0
_EMU1
TCK
+3V3-1
DSP1_RST
DSP1_RST
EA
1
-1
8
EA
1
-2
0
EA
1
-2
1
E
A
1-
20
MEM1
-0
4
EA
1
-1
9
EA
1
-1
7
EA
1
-1
6
EA
1
-1
5
EA
1
-1
4
D
O
U
T
1-
01
D
O
U
T
1-
00
D
O
U
T
1-
06
D
O
U
T
1-
04
D
O
U
T
1-
05
D
O
U
T
1-
03
EA
1
-2
1
EA
1
-2
0
_EMU0
_EMU1
+3V3-1
TDO
TDI
TMS
_TRST
DOUT1-00
DOUT1-01
DOUT1-03
DOUT1-04
DOUT1-05
DOUT1-06
BCLK
LRCK
CODEC_SD
HDMI_S0/DL0
HDMI_S2/DR1
HDMI_S1/DR0
HDMI_S3/DL1
TCK
MCLK1
DOUT2-06
DOUT2-07
DOUT2-00
DOUT2-01
DOUT2-02
DOUT2-03
DSP_SPI_DI
DSP_SPI_DO
+5V6_SYS
DSP_AMUTO
DSP1_INT
+2.5VH1
+1V25-1
+3V3-1
+3V3-1
+1V25-1
DOUT1-00
DOUT1-01
DOUT1-03
DOUT1-04
DOUT1-05
DOUT1-06
E
A
1-
21
DOUT1-00
DOUT1-01
DOUT1-03
DOUT1-04
DOUT1-05
DOUT1-06
SCHEMATIC DIAGRAM (DSP PART)
2-44
2-45
Содержание T 748
Страница 1: ...L A U N A M E C I V R E S AV Surround Sound Receiver T748 AV Surround Sound Receiver T748 ...
Страница 6: ...DISASSEMBLY REMOVAL OF FRONT PANEL 1 6 ...
Страница 7: ...PRINCIPAL PART LOCATION 1 7 ...
Страница 18: ...IC 211 MX29LV32DTTI 70G FLASH OF DSP 2 6 ...
Страница 19: ...2 7 ...
Страница 29: ...2 17 BLOCK DIAGRAM ...
Страница 40: ...IC 913 IC 918 TC74VCX541FT OCTAL BUS BUFFER 2 28 ...
Страница 44: ...BLOCK DIAGRAM MCU DSP PART 2 32 2 33 ...
Страница 45: ...BLOCK DIAGRAM AUDIO PART 2 34 2 35 ...
Страница 46: ...BLOCK DIAGRAM HDMI PART 2 36 2 37 ...
Страница 62: ...2 68 2 69 PRINTED CIRCUIT BOARD FRONT TOP VIEW ...
Страница 63: ...2 70 2 71 FRONT BOTTOM VIEW ...
Страница 64: ...2 72 2 73 INPUT TOP VIEW ...
Страница 65: ...2 74 2 75 INPUT BOTTOM VIEW ...
Страница 66: ...2 76 2 77 MAIN TOP VIEW ...
Страница 67: ...2 78 2 79 MAIN BOTTOM VIEW ...
Страница 68: ...2 80 2 81 SUB TOP VIEW ...
Страница 69: ...2 82 2 83 SUB BOTTOM VIEW ...
Страница 70: ...2 85 HDMI BOTTOM VIEW 2 84 HDMI TOP VIEW ...