Denon AVR-4520, Service Manual

Page: 181 / 281

181
STBY POWER GND POWER - POWER +
C2101
10P
R2145
OPEN
R2125
OPEN
R2128
OPEN
C2113
220P
SUBUPDATE
REQSOMI
R2140
100K
R2126
OPEN
C2114
0.1
CLKSIMO
R2139
220K
2SC4617EB
Q2102
U2103
OPEN
1
VCC
2
GND
3
NC 4
DA
5
SC
R2137
47K
SIMO
R2132
4.7K
KRA302E-RTK/P
Q2104
C2103 0.1
R2106
1M
2SC4617EB
Q2101
C2111
0.1
C2102
10P
ACKSIMO
C2104 1000P
R2108
33
U2101
R5F3650NNFB
1
P94/TB4
2
P93/TB3
3
P92/SO
UT3
4
P91/SIN3
5
P90/CLK3
6
BYTE
7
CNVCS
8
P87
9
P86
10
RESET
11
XO
UT
12
VSS
13
XIN
14
VCC
15
P85/NMI
16
P84/INT2
17
P83/INT1
18
P82/INT0
19
P81
20
P80
21
P77
22
P76
23
P75
24
P74
25
P73/CTS2
26
P72/CLK2
27
P71/RXD2
28
P70/TXD2
29
P67/TXD1
30
P66/RXD1
31
P65/CLK1
32
P64/CTS1
33
P63/TXD0
34
P62/RXD0
35
P61/CLK0
36
P60/CTS0
37
P57
38
P56
39
P55/EPM
40
P54
41
P53
42
P52
43
P51
44
P50/CE
45
P47
46
P46
47
P45
48
P44
49
P43
50
P42
51
P41
52
P40
53
P37
54
P36
55
P35
56
P34
57
P33
58
P32
59
P31
60
VCC
61
P30
62
VSS
63
P27
64
P26
65
P25
66
P24
67
P23
68
P22
69
P21
70
P20
71
P17/INT5
72
P16/INT4
73
P15/INT3
74
P14/D1
2
75
P13/D11
76
P12/D10
77
P11/D9
78
P10/D8
79
P07/D7
80
P06/D6
81
P05/D5
82
P04/D4
83
P03/D3
84
P02/D2
85
P01/D1
86
P00/D0
87
P107/AN7
88
P106/AN6
89
P105/AN5
90
P104/AN4
91
P103/AN3
92
P102/AN2
93
P101/AN1
94
AVSS
95
P100/AN0
96
VREF
97
AVCC
98
P97/SIN4
99
P96/SOUT4
100 P95/CLK4
C2107
0.1
R2142
150K
C2112
0.1
RSTSU
B
SOMI
U2102
OPEN
1
VCC
2 GND
3 NC
4
DA
5 SC
R2127
OPEN
C2105
0.1
C2109
4.7u
C2110
OPEN
R2146
3.3K 4.7K
R2143
4.7K
R2144
4.7K
R2147
OPEN
N2101
1
2
3
4
5
6
7
8
9
10
11
R2133
1M
R2138
1M
ADRST_MAIN DACRST1 DAC_CDATA DAC_CCS
1
DAC_CCLK DAC_CCS
2
DACRST2 SUB_TDO DIRCLK DIRCE DIRRSTMAIN DIRDOUT DIRDI
N
DGND SCPU3.3
V
R2111 10K
C2108
1000P
R2101 33
R2112
33
R2113
33
R2121 33
R2122 33
C2106
1000P
Q2103
KRC402E-RTK
Q2105
KRC402E-RTK
CECSEL TX_INT1
.
TX_RST
SUB_BDOWN
SCPUTXD SCPURXD DA_POWER
R2118 4.7K
R2117 33
CEC_OUT CEC_IN
R2105 OPEN
R2115 10
R2116 10
R2123 10
R2124 10
DSP3RST DSP3CS DSP3FLAG0
R2120 33
R2119 33
33x4
R2148
1
2
33x4
R2148
3
4
33x4
R2148
7
8
33x4
R2148
5
6
R2141
OPEN
4.7 K R2134
4.7 K R2135
4.7 K R2136
TX_INT2
.
DSP1RST DSPROMRST DSPICLK DSP1CS DSP1FLAG
0
DSPMISO DSPMOSI
SUB_TMS SUB_TDI SUB_TCK
APLD_CS1 APLD_CLK APLD_DATA
OPEN R2129
OPEN R2130
OPEN R2131
AVSCL AVSDA
DA_POWE
R
CECSEL2
DSP2FLAG0 DSP2CS DSP2RST
R2102 33
R2109
33
33x4
R2149
7
8
33x4
R2149
1
2
R2114
33 33x4
R2149
3
4
33x4
R2149
5
6
R2103 33
DIRRSTZ2 DIRCEZ2
R2110
33
MHL_CABLE_DETS MHL_VBUS_CNTS
R2104
33
DIRRSTZ3
R2107
10K
SII_INT FRONT_INT RX_RST RX_INT2 RX_INT1 H5VDET HINSELA HINSELB HINSELC 1TMDSSWRST CEC_POWER DV_POWER1 DV_POWER2 HSDA HSCL HSDA HSCL HDMI_ASEL MHL_VBUSFLAGS- MHL_POWERS FRONT_RSTS
16
MH
z
X2
10
1
1
3
R2151
10K
R2150
10K
DIGITAL_UNIT
8U-310116(14/14)
RSTSU
B
ACKSIMO SIMO SUBUPDATE CLKSIMO SOMI REQSOMI
SCPURXD
ADRST_MAIN
DAC_CDATA DACRST1 DAC_CCLK DACRST2 DAC_CCS1 DAC_CCS2
SUB_TDO DIRRSTMAIN DIRCE DIRDIN DIRDOUT DIRCLK
SUBUPDATE
DV_POWER2
CEC_POWER DV_POWER1
RSTSUB
ACKSIMO SUB_BDOWN
DA_POWER
SIMO
CECSEL
RX_INT1 RX_INT2
ADRST_MAIN DIRDOUT
DIRRSTMAIN
DSPMISO
DSP1RST
DSPROMRST
DSP1CS
DSP1FLAG0
DAC_CCS1 DAC_CCS2
DACRST1 DACRST2 DSPMOSI
DSPICLK
DAC_CCLK
DAC_CDATA
SOMI
SCPUTXD
DIRDIN
TX_INT1.
TX_RST CECSEL
SCPURXD SCPUTXD
DA_POWE
R
HDMI_ASEL
CEC_OUT CEC_IN
CEC_OUT
MHL_POWERS
AVSCL
AVSDA
HSCL
HSDA
DSP3RST DSP3CS
DSP3FLAG0
DSP3RST
CLKSIMO
REQSOMI
DIRCLK DIRCE
CEC_I N
H5VDET
TX_INT2.
DSP1RST DSPMOS
I
DSPICLK DSP1FLAG0 DSPMIS
O
DSP1CS
DSPROMRST SUB_TMS
APLD_CS2
DSP3FLAG0
DSP3CS
FRONT_RSTS
SUB_TDI SUB_TCK APLD_CS1 APLD_CLK APLD_DATA
1TMDSSWRST
TX_RST RX_RST
SII_INT
HINSELA
HINSELC
HINSELB
TX_INT2.
TX_INT1.
AVSCL AVSDA
MHL_CABLE_DETS
DSP2RST
DSP2CS
DA_POWER CECSEL2
CECSEL
2
DSP2CS DSP2RST
DSP2FLAG
0
DSP2FLAG0
SUB_BDOW
N
SUB_TDI
SUB_TMS
APLD_CS1 SUB_TDO APLD_DATA APLD_CLK
SUB_TCK
DIRRSTZ2
DIRRSTZ2
DIRCEZ2
DIRCEZ2
MHL_VBUS_CNTS
MHL_CABLE_DETS MHL_VBUS_CNTS
DIRRSTZ3
DIRRSTZ3
MHL_VBUSFLAGS-
FRONT_IN
T
SII_INT
FRONT_INT
RX_INT2 RX_INT1 RX_RST
HINSELC HINSELB HINSELA H5VDET
1TMDSSWRST CEC_POWER DV_POWER2 DV_POWER1 HSDA HSCL HSDA HSCL HDMI_ASEL
MHL_VBUSFLAGS- MHL_POWERS FRONT_RSTS
(SUB)
TO_MAIN_CPU
CE/DSP
TXD
M/D
SUBRESET
RXD
3.3V
CNVSS
SCLK
GND
TO MAIN DAC
TO
DIGITAL
CONNECT
CEC_I
TO AUDIO PLD TO RESET/SUPPLY
CEC_I
TO_DSP_CONNECT TO DIR/ADC TO_HDMI_RX TO_HDMI_TX
TO
HDMI
CONNECT
TO 8U-310116(1/14) TO 8U-310116(2/14) TO 8U-310116(4/14) TO 8U-310116(3/14) TO 8U-310116(6/14) TO 8U-310116(13/14) TO 8U-310116(8/14) TO 8U-310116(11/14) TO 8U-310116(10/14) TO 8U-310116(12/14)
8 7 6 5 4 3 2 1
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (36/36)
DIGITAL UNIT (14/14)
BH
CF
EA
DF
DH
BX
CB
DZ
DR
DV
TO BG
TO CE
TO EB
TO DE
TO DG
TO BW
TO CA
TO DY
TO DQ
TO DU