Denon AVR-4520 Service Manual

171
AUDIO SIGNAL LINE
STBY POWERGND POWER -POWER +
DACFR
DAC_CDATA
0.1
C411
DACRST2
DACFL
A+7V
DAC_CCS2
DAC_CCLK
A-7V
0.1
C412
0.1
C414
0.1
C413
0.1
C416
0.1
C415
0.1
C417
R504
820
R511
1.2K
R505
820
R510
1.2K
R515
2.7K
C541
2200P
R508
2.7 K
C543
2200 P
NJM4565M
U421
1
8
2
3
R518
100
C539
2200 P
0.1
C418
DACSW1
DACC
DACSL
DACSR
DACGND
OPEN
R514
DACFHL
DACSBR
DACFWR
DACFWL
DACSBL
DACFHR
DAC_CCS1
DACRST1
R577
820
C570
820P
R563
1.5K
C585
820P
R536
1.2K
R579
820
1u
C559
OPEN
R589
R537
1.2K
R528
820
R539
1.5K
R554
820
OPEN
R538
NJM4565M
U424
1
8
2
3
R552
820
C583
820P
R585
1.2K
C558
820P
R583
1.2K
C557
820P
R560
1.2K
R576
820
R530
820
NJM4565M
U430
7
4
6
5
R553
820
R566
10 0
R542
10 0
C586
820P
R540
1.5K
OPEN
R562
R561
1.2K
R556
1.5K
NJM4565M
U430
1
8
2
3
OPEN
R586
R533
1.5K
NJM4565M
U427
7
4
6
5
R529
820
R591
100
C572
820P
R578
820
R558
1.2K
R557
1.5K
NJM4565 M
U427
1
8
2
3
R535
1.2K
R555
820
C584
820P
1u
C560
R531
820
R543
100
R588
1.5K
C555
820P
C571
820P
R559
1.2K
R580
1.5K
R532
1.5K
OPEN
R565
R587
1.5K
R590
10 0
C569
820P
NJM4565M
U424
7
4
6
5
OPEN
R541
R584
1.2K
R534
1.2K
R581
1.5K
R567
100
C556
820P
R564
1.5K
R582
1.2K
R403 1K
100P
C434
DGND
R551
820
R500
82 0
R525
820
R527
82 0
R501
82 0
R548
820
R550
820
R526
820
R575
820
R549
820
R573
820
R574
82 0
R572
82 0
R524
820
C537
2200P
DA+5V
11A121
L409
PCM1795DBR
U403
1
ZEROL
28
VCC2L
27
AGND3L
26
IOUTL-
25
IOUTL+
24
AGND2
23
VCC1
22
VCOML
21
VCOMR
20
IREF
19
AGND1
18
IOUTR-
17
IOUTR+
16
AGND3R
15
VCC2R
2
ZEROR
3
MSEL
4
LRCK
5
DATA
6
BCK
7
SCL
8
DGND
9
VDD
10
MS
11
MDI
12
MC
13
MDO
14
RST
R405 10K
4.7u
C433
4.7u
C435
R404
10K
4.7u
C428
100P
C427
NJM4565M
U410
1
2
3
4
8
NJM4565M
U410
7
6
5
NJM4565M
U411
7
6
5
NJM4565M
U411
1
2
3
4
8
4.7u
C441
1000P
C439
100P
C437
R406 1K
NJM4565M
U414
1
2
3
4
8
NJM4565M
U413
7
6
5
4.7u
C443
4.7u
C438
NJM4565M
U413
1
2
3
4
8
R407
10K
100P
C442
11A121
L410
NJM4565M
U414
7
6
5
PCM1795DBR
U404
1
ZEROL
28
VCC2L
27
AGND3L
26
IOUTL-
25
IOUTL+
24
AGND2
23
VCC1
22
VCOML
21
VCOMR
20
IREF
19
AGND1
18
IOUTR-
17
IOUTR+
16
AGND3R
15
VCC2R
2
ZEROR
3
MSEL
4
LRCK
5
DATA
6
BCK
7
SCL
8
DGND
9
VDD
10
MS
11
MDI
12
MC
13
MDO
14
RST
R408 10K
NJM4565M
U416
7
6
5
PCM1795DBR
U405
1
ZEROL
28
VCC2L
27
AGND3L
26
IOUTL-
25
IOUTL+
24
AGND2
23
VCC1
22
VCOML
21
VCOMR
20
IREF
19
AGND1
18
IOUTR-
17
IOUTR+
16
AGND3R
15
VCC2R
2
ZEROR
3
MSEL
4
LRCK
5
DATA
6
BCK
7
SCL
8
DGND
9
VDD
10
MS
11
MDI
12
MC
13
MDO
14
RST
100P
C452
R411 10K
R409
1K
4.7u
C453
4.7u
C451
R410
10K
NJM4565M
U416
1
2
3
4
8
NJM4565M
U417
1
2
3
4
8
4.7u
C447
100P
C446
NJM4565M
U417
7
6
5
4.7u
C462
PCM1795DBR
U406
1
ZEROL
28
VCC2L
27
AGND3L
26
IOUTL-
25
IOUTL+
24
AGND2
23
VCC1
22
VCOML
21
VCOMR
20
IREF
19
AGND1
18
IOUTR-
17
IOUTR+
16
AGND3R
15
VCC2R
2
ZEROR
3
MSEL
4
LRCK
5
DATA
6
BCK
7
SCL
8
DGND
9
VDD
10
MS
11
MDI
12
MC
13
MDO
14
RST
C534
2200P
R497
820
NJM4565M
U419
1
2
3
4
8
100P
C455
R412
1K
R414 10K
NJM4565M
U419
7
6
5
4.7u
C456
R496
820
R413
10K
4.7u
C459
C533
2200P
100P
C460
4.7u
C470
4.7u
C467
C548
2200P
NJM4565M
U423
1
2
3
R520
820
PCM1795DBR
U407
1
ZEROL
28
VCC2L
27
AGND3L
26
IOUTL-
25
IOUTL+
24
AGND2
23
VCC1
22
VCOML
21
VCOMR
20
IREF
19
AGND1
18
IOUTR-
17
IOUTR+
16
AGND3R
15
VCC2R
2
ZEROR
3
MSEL
4
LRCK
5
DATA
6
BCK
7
SCL
8
DGND
9
VDD
10
MS
11
MDI
12
MC
13
MDO
14
RST
R522
820
R521
820
C549
2200P
NJM4565M
U423
7
6
5
4
8
NJM4565M
U422
7
6
5
R417 10K
R415
1K
100P
C463
C547
2200P
NJM4565M
U422
1
2
3
4
8
R416
10K
C550
2200P
4.7u
C464
100P
C468
R523
820
4.7u
C475
4.7u
C478
R547
820
4.7u
C472
NJM4565M
U426
1
2
3
NJM4565M
U425
1
2
3
4
8
R419
10K
C564
2200P
R420 10K
C561
2200P
C562
2200P
NJM4565M
U426
7
6
5
4
8
PCM1795DBR
U408
1
ZEROL
28
VCC2L
27
AGND3L
26
IOUTL-
25
IOUTL+
24
AGND2
23
VCC1
22
VCOML
21
VCOMR
20
IREF
19
AGND1
18
IOUTR-
17
IOUTR+
16
AGND3R
15
VCC2R
2
ZEROR
3
MSEL
4
LRCK
5
DATA
6
BCK
7
SCL
8
DGND
9
VDD
10
MS
11
MDI
12
MC
13
MDO
14
RST
R418
1K
C563
2200P
100P
C476
NJM4565M
U425
7
6
5
R545
820
R546
820
R544
820
100P
C471
R422
10K
NJM4565M
U428
1
2
3
4
8
R423 10K
C575
2200P
R569
820
R568
820
NJM4565M
U429
7
6
5
4
8
R570
820
100P
C479
4.7u
C480
100P
C484
4.7u
C486
R421
1K
R571
820
C577
2200P
NJM4565M
U429
1
2
3
C576
2200P
C578
2200P
NJM4565M
U428
7
6
5
4.7u
C483
PCM1795DBR
U409
1
ZEROL
28
VCC2L
27
AGND3L
26
IOUTL-
25
IOUTL+
24
AGND2
23
VCC1
22
VCOML
21
VCOMR
20
IREF
19
AGND1
18
IOUTR-
17
IOUTR+
16
AGND3R
15
VCC2R
2
ZEROR
3
MSEL
4
LRCK
5
DATA
6
BCK
7
SCL
8
DGND
9
VDD
10
MS
11
MDI
12
MC
13
MDO
14
RST
1000P
C429
1000P
C448
1000P
C457
1000P
C465
1000P
C473
1000P
C481
11A121
L413
11A121
L414
11A121
L415
DA_POWER
OPEN
L406
OPEN
L404
PQ033DNA1ZPH
U401
VIN
1
ON/OFF
2
GND
5
NC
4
VOUT
3
OPEN
L405
C408 OPEN
BLM21PG221
L403
OPEN
U402
VIN
1
ON/OFF
2
GND
5
NC
4
VOUT
3
C409 OPEN
10/6.3C405
C407 OPEN
OPEN
L408
0
L401
OPEN
L407
OPEN
L402
C404 0.1 C403 OPEN C402 OPEN
OPENC410
DACfs_FH
DZFSL
DZF-
DAC64fs_2
DAC256fs_2
DZFSW1
DACDATA_FW
DACfs_SB
DZFFWR
DACfs_CSW1
DZFFHR
DZFSBL
DACfs_S
DZFFR
DZFSW2
DACDATA_SB
DZFFWL
DZFFHL
DZFSR
DACDATA_FH
DACDATA_SW2-
DACfs_SW2-
DACDATA_S
DACDATA_F
DZFSBR
DZFFL
DACDATA_CSW1
DZFC
DACfs_FW
DAC256fs_1
DAC64fs_1
DACfs_F
C426
47/6.3
1u
C574
1u
C573
1u
C588
1u
C587
1u
C545
1u
C546
10/16
C517
10/16
C518
10/16
C532
10/16
C531
10/16
C499
10/16
C500
11A121
L411
11A121
L412
4.7u
C432
4.7u
C440
4.7u
C450
C430
47/6.3
4.7u
C458
4.7u
C466
4.7u
C474
4.7u
C482
47/6.3
C436
47/6.3
C445
47/6.3
C454
R436
1.5K
R433
820
R434
820
C496
820P
C493
1500 P
R440
1.2K
R43
7
1.5K
R432
820
C497
820P
R439
1.2 K
C498
820P
C495
820P
R441
1.2K
R438
1.2K
C494
1500P
R435
820
R444
1.5K
R443
1.5K
NJM4565M
U412
1
8
2
3
NJM4565M
U412
7
4
6
5
C511
820P
R465
1.2K
C509
820P
R461
2.7K
R459
820
R460
1.5K
R458
820
C512
2200P
R464
1.2K
C507
1500 P
R463
1.2K
R456
820
R457
820
R467
1.5K
R462
1.2K
R468
2.7K
C508
2200P
C510
2200P
NJM4565M
U418
7
4
6
5
R489
1.2K
R488
1.2K
R491
2.2K
R484
2.2K
R486
1.2K
R481
820
R487
1.2 K
C526
1500P
R483
820
R485
2.2K
R482
820
C525
1500 P
R492
2.2K
NJM4565M
U418
1
8
2
3
R480
820
R495
100
R494
100
R470
100
R471
100
R447
100
R446
100
OPEN
R442
OPENR445
OPEN
R466
OPEN
R469
39K
R490
39K
R493
R453
82 0
R476
82 0
R431
82 0
R478
82 0
R455
82 0
R428
82 0
R454
82 0
R429
82 0
R430
82 0
R479
82 0
R452
82 0
R477
82 0
C523
1500P
C524
1500P
C492
1500P
C491
1500P
C505
1500P
C506
2200P
R424
820
R425
820
R427
820
R426
820
R449
820
R450
820
R451
820
R448
820
R472
820
R474
820
R473
820
R475
820
C487
2200P
2200P
C488
2200P
C489
2200P
C490
2200P
C503
2200P
C501
2200P
C502
2200P
C504
2200P
C519
2200P
C521
2200P
C520
2200P
C522
NJM4565M
U421
7
4
6
5
OPEN
U420
1
2
3
OPEN
U420
7
6
5
4
8
DACSW2
DACRSV
R512
OPEN
R499
OPEN
R502
OPEN
R509
OPEN
R513
OPEN
R519
OPEN
R507
OPEN
R498
OPEN
R506
OPEN
C535
OPEN
C542
0
C536
OPEN
R503
OPEN
OPEN
R517
C544
0
R516
OPEN
1000P
C425
1000P
C424
1000P
C423
1000P
C422
1000P
C421
1000P
C420
1000P
C419
R401
0
DAC3.3V2
R402
OPEN
4.7uC401OPENC406
47/6.3
C469
47/6.3
C477
47/6.3
C485
47/6.3
C461
4.7u
C431
4.7u
C444
4.7u
C449
C529
680P
C527
680P
C530
680P
C528
680P
C579
1500P
C568
1500P
C551
1500P
C581
1500 P
C540
OPEN
C565
1500P
C566
1500P
C582
1500P
C567
1500 P
C553
1500 P
C552
1500P
C580
1500P
C554
1500P
C538
OPEN
NJM4565M
U415
1
8
2
3
NJM4565M
U415
7
4
6
5
OPEN
N210 3
1
2
DACRST2
DAC_CCS2
DAC_CCLK
DAC_CDATA
DAC_CCS1
DACRST1
DAC_CDATA
DAC256fs_1
DAC64fs_1
DACfs_F
DAC_CCLK
DACDATA_F
DZFFR
DZFFL
DAC_CCS1
DACRST1
DAC_CDATA
DAC_CCS1
DAC64fs_1
DAC256fs_1
DACfs_CSW1
DACRST1
DAC_CCLK
DACDATA_CSW1
DZFC
DZFSW1
DACDATA_S
DACRST1
DAC64fs_1
DZFSR
DAC_CCLK
DAC_CDATA
DAC_CCS1
DAC256fs_1
DZFSL
DACfs_S
DAC64fs_1
DACDATA_SW2-
DAC_CCLK
DAC_CDATA
DACfs_SW2-
DZF-
DACRST1
DZFSW2
DAC256fs_1
DAC64fs_2
DACRST2
DAC_CCLK
DACDATA_SB
DZFSBR
DACfs_SB
DAC_CDATA
DZFSBL
DAC_CCS2
DAC256fs_2
DACDATA_FH
DAC_CCLK
DZFFHR
DAC_CDATA
DACRST2
DACfs_FH
DAC256fs_2
DAC64fs_2
DAC_CCS2
DZFFHL
DAC_CCS2
DAC64fs_2
DAC256fs_2
DACfs_FW
DACRST2
DACDATA_FW
DZFFWR
DAC_CDATA
DAC_CCLK
DZFFWL
DAC_CCS1
DA_POWER
DA_POWER
DA_POWER
DACDATA_S
DACDATA_F
DAC64fs_2
DZFFL
DACfs_CSW1
DACfs_S
DZFFHL
DACfs_FW
DACDATA_CSW1
DACDATA_SB
DACfs_F
DACDATA_FH
DACfs_SB
DZFFR
DZFFWL
DACfs_SW2-
DACfs_FH
DZFFHR
DZFFWR
DZFSBL
DZFSW2
DZFSR
DACDATA_FW
DZFSL
DZF-
DZFSW1
DAC256fs_2
DACDATA_SW2-
DZFC
DAC256fs_1
DAC64fs_1
DZFSBR
DAC3.3V1
REF:401
TO DIGITAL CONNECT
TO AUDIO PLD TO SUB CPU
(2/2)
(1/2)
(2/2)
(1/2)
(1/2)
(1/2)
(2/2)
(2/2)
FL
FR
C
SW1
SL
SW2
SR
FL -
+
+
FL
FR
-
-
FR
C
+
+
C
SW1
-
-SW1
SL
+
+SL
SR
-
-
SR
SW2
+SW2
+
FHL
+
FWL
SBL
SBR
-
-
+
SBR
+
-
FHR
-
-
(2/2)
FHL
+
(1/2)
FHL
FWR
FHR
+
(1/2)
FWR
-
(2/2)
FWL
(1/2)
FWR
SBL
SBR
FWL
FHL
(2/2)
SBL
DAC3.3V1
TO DIR/ADC ZONEDAC
RSV
RSV
RSV
+
-
(2/2)
DAC3.3V2
100mA
100mA
TO 8U-310116(2/14) TO 8U-310116(14/14) TO 8U-310116(1/14)
TO 8U-310116(11/14 )
87654321
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (26/36)
DIGITAL UNIT (4/14)
GI
CH
CE
BV
TO GJ
TO CG
TO CF
TO BU

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