Denon AVR-4520 Service Manual

168
AUDIO SIGNAL LINE
STBY POWERGND POWER -POWER +
C122
1000P
OPT2
R115
47K
-
0.1
C164
DA3.3 V
COAX1
R120
OPEN
C108
1000P
10Kx4
R188
56
C165
OPEN
0.1
C163
DGND
R123
100K
TC74VHCU04FT
U108
12
C128
0.1
C166 4.7u
MAINDIRERR
R105
75
2SC4617EB
Q101
-
C125
0.1
R173
OPEN
MAINDIRAUDIO
C102
0.1
R113
OPEN
L101
BLM21PG121SN1D
-
R169
10K
R107
OPEN
R126
1.8K
DA+5V
C118
1000P
R170
OPEN
TC74VHCU04FT
U108
11
10
TC74VHCU04FT
U108
13 12
DACGND
R130
3.3K
DACZ2R
R132
33
R103
33
R128
2.2K
C113
0.1
33x4
R190
34
R110
470
33x4
R189
78
Z2DAC64f s
LC89057W-VF4A
U103
1
RXOUT
2
RXO
3
RX1
4
RX2
5
RX3
6
DGND
7
DVDD
8
RX4
9
RX5/VI
10
RX6/UI
11
DVDD
12
DGND
13
LPF
14
AVDD
15
AGND
16
RMCK
17
RBCK
18
DGND
19
DVDD
20
RLRCK
21
RDATA
22
SBCK
23
SLRCK
24
ADIN
25
DGND
26
DVDD
27
XMCK
28
XOUT
29
XIN
30
DVDD
31
DGND
32
EMPIIA/U O
33
AUDIO/VO
34
CKST
35
INT
36
RERR
37
DO
38
DI
39
CE
40
CL
41
XMODE
42
DGND
43
DVDD
44
TMCK/PI00
45
TBCK/PI01
46
TLRCK/PI02
47
TDATA/PI03
48
TXO/PIOEN
C119
1000P
Z2DACfs
DIRIN_SPDIFMAIN
TC74VHCU04FT
U108
GND
7
VCC
14
C107
0.1
10Kx4
R188
34
R133
220
Z2DACDATA
DL5_256fs
R109
470
C126
0.1
C114
1000P
MAINDIRSLRC K
DL5_f s
C109
1u
OPEN.
D102
33x4
R189
12
MAINDIRSBCK
DL5_64fs
R125
470
33x4
R189
34
C174
OPEN
R111
OPEN
U101
JSR1165
OUT
1
GND 2
VCC
3
0.1
C162
Z1ADINR
R129
33
C172
2200P
C105
0.01
-
-
MAINDIRfs
C120
0.1
R104
33
C110
OPEN
-
MAINDIR256fs
33x4
R189
56
-
R116
47K
-
C124
1000P
C173
OPEN
10K
R171
R127
3.9K
MAINDIR64fs
C112
0.1
C171
2200P
OPEN.
D101
-
C116
0.1
TC74VHCU04FT
U108
9
8
R119
OPEN
DIRDOUT
33x4
R190
12
R114
OPEN
DIRDIN
-
ADRST_MAIN
-
R121
33
R118
330K
Z1ADINL
C127
0.022
R112
OPEN
R106
75
DIRCLK
33x4
R190
56
OPT1
DIRCE
C101
0.1
R122
33
C103
1000P
DACZ2L
33x4
R190
78
0.1C167
MAINDIRDATA
2P-PIN-JACK(MSD252V-31)
K101
34 12
TC74VHCU04FT
U108
3
4
C178
1000P
10Kx4
R188
78
COAX2
2.2uC169
DIR_XIN
R117
330K
TC74VHCU04FT
U108
5
6
R124
68
R139
1K
C123
1000P
PCM5100PWR
U106
1
CPVDD
2
CAPP
3
CPGND
4
CAPM
5
VNEG
6
OUTL
7
OUTR
8
AVDD
9
AGND
10
DEMP
11
FLT
12
SCK
13
BCK
14
DIN
15
LRCK
16
FMT
17
XSMT
18
LDOO
19
DGND
20
DGND
C115
1000P
C106
0.01
U102
JSR1165
OUT
1
GND 2
VCC
3
C104
1000P
10Kx4
R188
12
Z2DACMUTE
R168
10 K
C117
0.1
TPF109
R131
1K
0.1C170
C121
0.1
-
R108
OPEN
-
2.2uC168
860_MUTE
-
OPEN
C175
OPEN
C176
OPEN
R184
OPEN
R186
OPEN
R187
OPEN
R182
OPENR183
OPEN
R185
-
OPEN
U107
1
VD
2
GND
3
CLK_OUT
4
AUX_OUT
5
CLK_IN
6
XTO
7
XTI/REF_CLK
8
M2
9
M1
10
M0
C177
OPEN
OPEN
L10 3
R181
OPEN
R179
OPEN
R180
OPEN
R178
0
-
Z2_CSREFIN
R174
470
R175
470
OPEN D104
OPEN
D103
C135
1000P
-
C144
0.022
33x4
R192
78
C136
1000P
C138
0.1
C141
1000P
LC89057W-VF4A
U104
1
RXOUT
2
RXO
3
RX1
4
RX2
5
RX3
6
DGND
7
DVDD
8
RX4
9
RX5/VI
10
RX6/UI
11
DVDD
12
DGND
13
LPF
14
AVDD
15
AGND
16
RMCK
17
RBCK
18
DGND
19
DVDD
20
RLRCK
21
RDATA
22
SBCK
23
SLRCK
24
ADIN
25
DGND
26
DVDD
27
XMCK
28
XOUT
29
XIN
30
DVDD
31
DGND
32
EMPIIA/UO
33
AUDIO/VO
34
CKST
35
INT
36
RERR
37
DO
38
DI
39
CE
40
CL
41
XMODE
42
DGND
43
DVDD
44
TMCK/PI00
45
TBCK/PI01
46
TLRCK/PI02
47
TDATA/PI03
48
TXO/PIOEN
10Kx4
R191
34
C134
0.1
R134
33
C133
0.1
C140
1000P
C130
0.1
10Kx4
R191
78
C139
1000P
R138
220
R135
OPEN
C142
0.1
-
R136
1K
-
10Kx4
R191
12
C137
0.1
-
-
C132
1000P
C131
1000P
10Kx4
R191
56
C143
0.1
C145
0.1
C129
0.1
OPEN
R172
DIRRSTMAI N
DIRRSTZ2
Z2DIR64fs Z2DIRDATA
Z2DIR256fs
33x4
R192
56
33x4
R192
12
33x4
R192
34
R137
0
DIRIN_SPDIFZ2
- - - - -
DIRCEZ2
DIRRSTZ3
5P-ZH
N101
1
2
3
4
5
U141
AK5358BET
1
AINR
2
AINL
3
CKS1
4
VCOM
5
AGND
6
VA
7
VD
8
DGND
9
SDTO
10
LRCLK
11
MCLK
12
SCLK
13
PDN
14
DIF
15
CKS2
16
CKS0
R146
100
R149
100
R151
68K
R147
3.3K
4.7u
C159
R141
33
C153 0.01
C155
470P
C154
470P
C157
10/16
4.7uC146
C152 0.01
R153
4.7K
OPEN
R142
R148
3.3K
C158
10/16
C147
OPEN
R145
10 0
C150
10/16
OPEN
R143
R144
100
470K
R154
C149
1u
4.7u
C156
C151
10/16
R150
4.7K
470K
R155
R152
68K
DAC3.3V2
C148
1u
NJM2115M
U142
7
4
8
6
5
NJM2115M
U142
1
2
3
Z2DIRfs
1P-PIN-JACK
K102
3
1
2
4
R140
470
DIGITAL_UNIT
8U-310116(1/14)
ADRST_MAIN DIRDIN
MAINDIRfs MAINDIR64fs MAINDIR256fs
MAINDIR64fs
MAINDIRAUDIO
COAX2 OPT2 COAX1 OPT1
DIRCE
MAINDIRERR
DIRCLK
DIRDIN
DIRRSTMAIN MAINDIRfs
MAINADCDATA
DIR_XIN
MAINDIR256fs
MAINDIRDATA
DIRRSTMAIN
DIRCE
MAINDIRDATA DIR_XIN
DIRIN_SPDIFMAIN
MAINDIRAUDIO
MAINDIRERR
DL5_256fs
DIRIN_SPDIFMAIN
DL5_64fs
DL5_64fs
DL5_fs
DL5_256fs
Z2DACfs
OPT1
OPT2
Z2DAC64fs
Z2DACDATA
Z2_CSREFIN
COAX1
COAX2
Z2_CSCKOUT
Z2DAC64fs
Z2DACfs
Z2DACDATA
COAXOUT
ADRST_MAIN
MAINDIRSBCK
MAINDIRSLRCK
COAXOUT
MAINDIRSLRCK
MAINDIRSBCK
DL5_fs
DIRDOUT DIRCLK
MAINDIR64fs
860_MUTE Z2DACMUTE
Z2DACfs
Z2_CSCKOUT
Z2_CSREFIN
DIRDOUT
860_MUTE
Z2DACMUTE
DIRCEZ2
DIRCLK
DIRIN_SPDIFZ2
Z2DIRDATA
DIRDIN
DIRRSTZ2
DIRDOUT
DIR_XIN
Z2DIR256fs
DIRRSTZ2
Z2DIR256fs Z2DIR64fs Z2DIRDATA
Z2DIR64fs
Z2DIRDEMP
Z2DIRDEMP
DIRIN_SPDIFZ 2
DIRCEZ2
DIRCEZ2
DIRDOUT
DIRRSTZ3
DIRDIN
DIRCLK
DIRRSTZ3
MAINADCDATA
MAINDIR256fs
MAINDIRfs
DAC3.3V2
DACGND
Z2DIRfs
Z2DIRfs
OPT1
OPT2
COAX1
TO
MAIN
CPU
COAX2
TO AUDIOPLD
MAIN
ZONE
TO DIGITAL CONNECT
TO SUBCPU
DAC
TO
DIGITAL
CONNECT
L
R
ZONE2
DIR1
DIR4
-2.5dB
(1/2 )
(2/2 )
L
R
TO MAIN_DAC
TO 8U-310116(2/14)
TO 8U-310116(11/14) TO 8U-310116(13/14)
TO 8U-310116(14/14)
TO 8U-310116(4/14)TO 8U-310116(11/14)
87654321
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (23/36)
DIGITAL UNIT (1/14)
BI
CG
TO BJ
TO CH
BE
EF
BG
TO BF
TO BHTO EE

Denon AVR-4520 Specifications

General

Impedance	8 Ω
Receiver type	Surround
Frequency range	10 - 100000 Hz
Input sensitivity	200 mV
Audio output channels	7.1 channels
Audio A/D Converter (ADC)	24-bit/192kHz
Signal-to-Noise Ratio (SNR)	102 dB
Power output per channel (1KHz@6 Ohm)	190 W
Power output per channel (20-20KHz@8 Ohm)	150 W
HDMI in	7
Composite video in	4
USB ports quantity	1
Digital audio optical in	2
Component video (YPbPr/YCbCr) in	3
Connectivity technology	Wired
Speakers connectivity type	-
Audio formats supported	AAC, FLAC, MP3, WMA
Wi-Fi	No
Ethernet LAN	Yes
FM band range	87.5 - 108 MHz
Supported radio bands	AM, FM
Product color	Silver
Audio decoders	Dolby Digital EX, Dolby Pro Logic IIz, Dolby TrueHD, DTS 96/24, DTS Neo:6, DTS Neo:X, DTS-HD
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Apple docking compatibility	Not supported
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.1 W
Power consumption (typical)	780 W

Weight and Dimensions

Depth	423 mm
Width	434 mm
Height	195 mm
Weight	16500 g