Denon AVR-4520 Service Manual

149
AUDIO SIGNAL LINE
STBY POWERGND POWER -POWER +
R101
OPEN
R129
150K
R105
1K
SHORT
J109
R132
22K
R121
47K
R111
220
47K
R112
R122
0.47
SHORT
J108
Q112
2N5401S
Q102
2N5551S
R114
470
C113
0.1
D110
KDS160
KDS160
D102
R123
0.47
OPEN
C112
Q106 2N5551S
OPEN
R117
R109
33K
Q103
2N5401S
100P
C107
R116
OPEN
SHORT
J106
SHORT
J105
C110
470/25
R110
470
Q107
2N5401S
R133
33K
R103
33K
R104
470
R128
10K
100/16
C105
OPEN
C108
Q111
2N5551S
R108
1.2K
SHORT
J107
R131
10K
D109
OPEN
D107
OPEN
DHCT-C3
Q108
1
3
2
5
R119
47
Q110
2N5401 S
C106
470/25
C101
47/50
SHORT
J101
R126
10K
Q104
2N5551S
R124
0.47
1000P
C102
SHORT
J102
V6QB301T
V101
1
2
3
C111
0.1
R118
47
R106
470
R102
1.5K
R125
0.47
OPEN
D108
R130
5.6K
R107
470
R115
OPEN
220P
C109
OPEN
D106
R127
10K
DHCT-A3
Q109
1
4
3
5
SHORT
J103
KDS160
D101
R120
330K
2200P
C103
SHORT
J104
PRF18BC471QB5RB
Z101
D105
KDS160
R203
33 K
R225
0.47
SHORT
J203
Q204
2N5551S
R220
330K
OPEN
D206
R216
OPEN
SHORT
J202
D210
KDS160
Q203
2N5401S
D209
OPEN
Q212
2N5401S
OPEN
R217
R202
1.5K
R218
47
47K
R212
SHORT
J204
R232
22K
R227
10K
V6QB301T
V201
1
2
3
R215
OPEN
KDS160
D202
R219
47
R210
470
100/16
C205
OPEN
D208
SHORT
J201
R222
0.47
R230
5.6K
R233
33K
R214
470
SHORT
J207
R229
150K
R204
470
PRF18BC471QB5RB
Z201
R201
OPEN
C206
470/25
2200P
C203
D205
KDS160
R223
0.47
SHORT
J206
Q206
2N5551S
R208
1.2K
R226
10K
OPEN
C208
SHORT
J208
D207
OPEN
R206
470
R231
10K
R221
47K
DHCT-A3
Q209
1
4
3
5
SHORT
J205
100P
C207
Q210
2N5401 S
R224
0.47
R209
33K
C213
0.1
OPEN
C212
R207
470
KDS160
D201
Q211
2N5551S
C211
0.1
R205
1K
Q207
2N5401S
Q202
2N5551S
SHORT
J209
220P
C209
1000P
C202
C210
470/25
R228
10K
R211
220
DHCT-C3
Q208
1
3
2
5
C204
100P
C201
47/50
D409
OPEN
SHORT
J406
220P
C409
C311
0.1
R328
10K
R408
1.2K
R329
150K
220P
C309
R404
470
KDS160
D301
R301
OPEN
R425
0.47
C301
47/50
C410
470/25
1000P
C402
R412 47K
R416
OPEN
OPEN
R317
R325
0.47
R332
22K
OPEN
D406
Q407
2N5401S
D309
OPEN
SHORT
J303
OPEN
D408
C401
47/50
R320
330K
OPEN
D306
KDS160
D302
PRF18BC471QB5RB
Z401
R321
47K
R302
1.5K
R414
470
R310
470
R427
10K
R314
470
Q402
2N5551S
R422
0.47
R421
47K
OPEN
C412
R323
0.47
Q306
2N5551S
SHORT
J304
V6QB301T
V401
1
2
3
R419
47
R327
10K
R304
470
R315
OPEN
SHORT
J307
SHORT
J306
SHORT
J403
Q410
2N5401 S
C411
0.1
R418
47
SHORT
J308
2200P
C403
D405
KDS160
C306
470/25
SHORT
J405
PRF18BC471QB5RB
Z301
R331
10K
R409
33K
SHORT
J305
D305
KDS160
100PC307
SHORT
J309
R403
33K
Q302
2N5551S
SHORT
J404
R306
470
R402
1.5K
Q310
2N5401 S
R324
0.47
C406
470/25
R432
22K
C310
470/25
SHORT
J401
R406
470
R431
10K
OPEN
C408
R429
150K
R307
470
1000P
C302 R303
33K
C304
100P
D310
KDS160
DHCT-C3
Q308
1
3
2
5
R316
OPEN
DHCT-C3
Q408
1
3
2
5
Q312
2N5401S
KDS160
D402
Q303
2N5401S
R423
0.47
R305
1K
47KR312
100/16
C405
Q304
2N5551S
SHORT
J407
OPEN
R417
SHORT
J302
D410
KDS160
KDS160
D401
R405
1K
R322
0.47
Q411
2N5551S
SHORT
J409
R318
47
Q406
2N5551S
100/16
C305
R319
47
R401
OPEN
V6QB301T
V301
1
2
3
R333
33K
Q412
2N5401S
SHORT
J301
Q403
2N5401S
R433
33K
R424
0.47
OPEN
D308
R308
1.2K
R330
5.6K
R420
330K
SHORT
J402
R410
470
OPEN
C308
R407
470
R428
10K
2200P
C303
D307
OPEN
R326
10K
DHCT-A3
Q409
1
4
3
5
R430
5.6K
C313
0.1
R411
220
SHORT
J408
R309
33K
C404
100P
OPEN
C312
Q404
2N5551S
R426
10K
100PC407
Q307
2N5401S
R311
220
Q311
2N5551S
C413
0.1
R415
OPEN
D407
OPEN
DHCT-A3
Q309
1
4
3
5
R529
150K
R528
10K
D509
OPEN
R527
10K
C501
47/50
R505
1K
R516
OPEN
Q506
2N5551S
Q510
2N5401 S
R515
OPEN
Q511
2N5551S
100P
C507
Q503
2N5401S
R503
33K
V6QB301T
V501
1
2
3
47K
R512
R519
47
OPEN
D506
R506
470
DHCT-C3
Q508
1
3
2
5
C510
470/25
SHORT
J509
R504
470
KDS160
D502
DHCT-A3
Q509
1
4
3
5
OPEN
D508
R525
0.47
C511
0.1
Q512
2N5401S
OPEN
C508
R524
0.47
Q507
2N5401S
R522
0.47
SHORT
J507
D510
KDS160
SHORT
J503
R526
10K
R530
5.6K
R531
10K
SHORT
J506
PRF18BC471QB5RB
Z501
D507
OPEN
1000P
C502
C504
100P
KDS160
D501
Q504
2N5551S
R532
22K
SHORT
J508
100/16
C505
R533
33K
SHORT
J504
2200P
C503
C513
0.1
R502
1.5K
C506
470/25
Q502
2N5551S
R509
33K
SHORT
J502
R518
47
R520
330K
J505
SHORT
SHORT
J501
R510
470
220P
C509
R523
0.47
R514
470
R521
47K
D505
KDS160
OPEN
R517
OPEN
C512
R507
470
R511
220
R501
OPEN
R508
1.2K
L10 1
1uH
R134
10
C116
0.047
R135
10
L201
1uH
R235
10
C216
0.047
R234
10
L301 1uH
R335
10
R334
10
C316
0.047
L401
1uH
R435
10
R434
10
C416
0.047
L501
1uH
R535
10
R534
10
C516
0.047
23P-SOCKET(C125Z2)
N9030
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
23P-SOCKET(C125Z2)
N9031
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
23P-SOCKET(C125Z2)
N9032
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
23P-SOCKET(C125Z2)
N9033
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
23P-SOCKET(C125Z2)
N9034
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
SHORT
J110
SHORT
J210
SHORT
J310
SHORT
J410
SHORT
J510
1/100
C322
1/100
C522
1/100
C114
1/100
C215
1/100
C422
1/100
C214
1/100
C321
1/100
C315
1/100
C421
1/100
C415
1/100
C515
1/100
C222
1/100
C122
1/100
C521
1/100
C514
1/100
C314
1/100
C115
1/10 0
C221
1/100
C414
1/100
C121
C104
100P
HN4A06J
Q101
1
2
3
4
5
HN4A06J
Q201
1
2
3
4
5
HN4A06J
Q301
1
2
3
4
5
HN4A06J
Q401
1
2
3
4
5
HN4A06J
Q501
1
2
3
4
5
Q105
2N5401S
Q113
2N5551S
Q205
2N5401S
Q213
2N5551S
Q305
2N5401S
Q313
2N5551S
Q405
2N5401S
Q413
2N5551S
Q505
2N5401S
Q513
2N5551S
R136
470
R137
220
R436
470
R437
220
R337
220
R336
470
R237
220
R236
470
R537
220
R536
470
OPEN
Z107
OPEN
Z106
OPEN
Z206
OPEN
Z207
OPEN
Z306
OPEN
Z307
OPEN
Z406
OPEN
Z407
OPEN
Z506
OPEN
Z507
5P-EHs
N102
1
2
3
4
5
5P-EH s
N202
1
2
3
4
5
5P-EH s
N502
1
2
3
4
5
5P-EHs
N402
1
2
3
4
5
5P-EH s
N302
1
2
3
4
5
OPEN
D103
R138 0
R139
OPEN
OPEN
D203
R238 0
R239
OPEN
OPEN
D303
R338
0
R339
OPEN
OPEN
D403
R4380
R439
OPEN
OPEN
D503
R538
0
R539
OPEN
To_8U-110130-11_(N9006)
L_AMP_CONNECT_UNIT
To_8U-110130-11_(N9008)
L_AMP_CONNECT_UNIT
To_8U-110130-11_(N9009)
L_AMP_CONNECT_UNIT
To_8U-110130-11_(N9007)
L_AMP_CONNECT_UNIT
To_8U-110130-11_(N9010)
L_AMP_CONNECT_UNIT
To_8U-110129-1_(N6002)
SPK/SMPS_UNIT(2/2)
To_8U-110129-1_(N6003)
SPK/SMPS_UNIT(2/2)
To_8U-110129-1_(N6005)
SPK/SMPS_UNIT(2/2)
To_8U-110129-1_(N6007)
SPK/SMPS_UNIT(2/2)
To_8U-110129-1_(N6009)
SPK/SMPS_UNIT(2/2)
P.AMP(FL)_UNIT
8U-110130-1
P.AMP(C)_UNIT
8U-110130-1
P.AMP(SL)_UNIT
8U-110130-3
P.AMP(SBL)_UNIT
8U-110130-4
P.AMP(FHL)_UNIT
8U-110130-5
ASODET
+HIGHB
TR_THERMAL_A
OUT
- HIGHB
IDDLE-
AMPGND
IDDLE+
AMPINGND
AMPSIGNAL
+HIGHB
- HIGHB
OUT
OUT
- HIGHB
OUT
+HIGHB
+HIGHB
- HIGHB
- HIGHB
+HIGHB
OUT
-FILTB
+B
TR_THERMAL_A
IDDLE-
AMPGND
IDDLE+
AMPINGND
+B
AMPSIGNAL
ASODET
-FILTB
TR_THERMAL_A
IDDLE-
AMPGND
IDDLE+
AMPINGND
+B
AMPSIGNAL
ASODET
-FILTB
TR_THERMAL_A
IDDLE-
AMPGND
IDDLE+
-B
AMPINGND
+B
ASODET
-FILTB
TR_THERMAL_A
IDDLE-
AMPGND
IDDLE+
-B
AMPINGND
+B
ASODET
-FILTB
FL
SL
FHL
SBL
C
AMPSIGNAL
AMPSIGNAL
-B
-B
-B
87654321
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (4/36)
P.AMP UNIT (1/3)
N9032
N9034
N9033
N9031
N9030
TO N9006
TO N9007
TO N9008
TO N9009
TO N9010
N102
N202
N302
N402
N502
TO N6002
TO N6003
TO N6005
TO N6007
TO N6009

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