Denon AVR-X520BT Service Manual

SCHEMATIC DIAGRAMS (5/12)
SCH05_DIGITAL POWER
STBY POWER GND LINE POWER- LINE POWER+ LINE ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO
MCU+3 V3
MCU+5 V M CU+3 V3
1.D5.2V
2.D5.2V
3.M_RESET
4.D_GND
6.MAIN_POWER
D3.3V
NC(SW)
PGND PGND VOUT
VOUT
VOUT
VOUT
PGND
PGND
TST2
TST1
TST0
NC VFB
AGND
AVIN
POK
ENABLE
PVIN
PVIN
NC(SW)
NC(SW)
NC(SW)
NC(SW)
NC(SW)
PGND PGND
VOUT
VOUT
VOUT
VOUT
PGND
PGND
TST2
TST1
TST0
NC
VFB
AGND AVIN
POK
ENABLE
PVIN
PVIN
NC(SW)
NC(SW)
NC(SW)
NC(SW)
X7R Series
CEC1V1
HDMI 4K
D1.8V
NC(SW)
PGND PGND VOUT
VOUT
VOUT
VOUT
PGND
PGND
TST2
TST1
TST0
NC VFB
AGND
AVIN
POK
ENABLE
PVIN
PVIN
NC(SW)
NC(SW)
NC(SW)
NC(SW)
X7R Series
HDMI OSD
SWM3.3V
SWM5V
1.+5VA
3.USB/BT_R
5.USB/BT_L
2.DA_GND
FROM/TO INPUT/VOLUME PART
TO DSP PART
TO USB/BT B'D
TO HDMI 4K PART TO HDMI OSD PART
FROM/TO SMPS B'D
FROM/TO MCU PART
WAFER/5P/2.5mm
WAFER/7P/2.0mm
DIGITAL POWER PART
* DSP +1V8H OPTION
* HDMI OSD D1V8H OPTION
6.AGND
7.MIC_SIGNAL
*EMI Coutermeasure.
*EMI Coutermeasure.
4.DA_GND
*EMI Coutermeasure.
*EMI Coutermeasure.
*EMI Coutermeasure.
*R7525: USB/BT PLAY Coutermeasure.
*R7554: USB/BT PLAY
Coutermeasure.
* NOT USED.
5.D_GND
C7508
OPEN
C7507
OPEN
C7506
470uF/16V
C7505
0.1uF
C7504
OPEN
L7501
CB03YTYH600
L7502
CB03YTYH600
L7503
CB03YTYH600
C7501
470uF/16V
C7502
0.1uF
C7503
0.1uF
L7429
CB03YTYH600
C7583
OPEN
L7522
OPEN
R7552 0
C7582
OPEN
C7584
OPEN
C7585
OPEN
C7550
0.1uF
C7549
0.1uF
R7524
10K
R7525
33K
Q7501
RT1N441C
654
3 2 1
Q7502
TPC6111
C7528
0.1uF
C7527
0.1uF
R7533
10K
R7534
10K
Q7509
RT1N441C
654
3 2 1
Q7510
TPC6111
C7518
OPEN
C7519
OPEN
L7504
CB03YTYH600
L7505
OPEN
L7506
CB05YTYH221
L7507
OPEN
R7501
33
R7502
100K
R7504
348K 1%
R7506
76.8K 1%
R7505
0
C7512
3.3P
C7513
1uF
1 2 3 4
5 6 7 8 9 10 11 12
13 14 15 16
1718192021222 324
IC751
CVIEN5339QI
R7503
100K
C7509
0.1uF
C7511
10uF/6.3V
C7514
22uF/6.3V
C7515
10uF/6.3V
C7516
OPEN
C7510
0.1uF
C7517
0.1uF
C7562
OPEN
C7563
OPEN
L7509
CB03YTYH600
L7510
OPEN
L7511
CB05YTYH221
L7512
OPEN
R7507
33
R7508
100K
R7510
348K 1%
R7511
390K
R7512
0
C7556
5P
C7557
1uF
1 2 3 4
5 6 7 8 9 10 11 12
13 14 15 16
1718192021222 324
IC752
CVIEN5339QI
R7509
100K
C7553
0.1uF
C7555
10uF/6.3V
C7558
22uF/6.3V
C7559
22uF/6.3V
C7560
22uF/6.3V
C7554
0.1uF
C7561
0.1uF
C7573
OPEN
C7574
OPEN
L7513
CB03YTYH600
L7514
OPEN
L7515
CB05YTYH221
L7516
OPEN
R7514
100K
R7516
348K 1%
R7517
169K 1%
R7518
0
C7567
5P
C7568
1uF
1 2 3 4
5 6 7 8 9 10 11 12
13 14 15 16
1718192021222 324
IC753
CVIEN5339QI
R7515
100K
C7564
0.1uF
C7566
10uF/6.3V
C7569
22uF/6.3V
C7570
10uF/6.3V
C7571
OPEN
C7565
0.1uF
C7572
0.1uF
C7524
0.1uF
C7523
0.1uF
R7529
10K
R7530
10K
Q7505
RT1N441C
654
3 2 1
Q7506
TPC6111
L7508
CB03YTYH600
R7541
OPEN
R7547
47K
R7546
100
R7544
4.7K
D7502
1SS355T
C7542
OPEN
C7545
0.1uF
C7544
1uF
Q7512
2SC3052
R7545
100K
R7542
10K
C7543
0.1uF
C7551
OPEN
3
NC
VDD GND
CDO UT
2
4 51
IC755
OPEN
D7501
1SS355T
R7543
10K
C7575
0.1uF
C7576
OPEN
ET751
OPEN
C7577
0.1/50V
C7580
0.22uF
C7581
220uF/16V
C7579
0.1uF
C7578
100uF/16V
2
31
OUT
GND
IN
IC756
NJM2845DL133
L7521
CB03YTYH
600
R7513
33
R7549
OPEN
R7548
OPEN
Q7513
OPEN
Q7514
OPEN
R7551
OPEN
R7550
OPEN
Q7515
OPEN
Q7516
OPEN
D7503
OPEN
D7504
OPEN
7 6 5 4 3 2 1
CN752
C7521
OPEN
C7520
OPEN
C7522
OPEN
C7587
0.1uF
C7586
0.1uF
R7553
10K
R7554
33K
Q7517
RT1N441C
654
3 2 1
Q7518
TPC6111
C7589
0.1uF
C7588
0.1uF
R7555
10K
R7556
10K
Q7519
RT1N441C
654
3 2 1
Q7520
TPC6111
C7591
0.1uF
C7590
0.1uF
R7557
10K
R7558
10K
Q7521
RT1N441C
654
3 2 1
Q7522
TPC6111
L7527
CB03YTYH600
L7129
OPEN
C7592
0.1uF
C7593
0.1uF
C7594
0.1uF
C7595
0.1uF
C7145
0.1uF
R7561
0
D7105
5V1H
D7106
5V1H
R7192
47K
C7140
OPEN
C7784
CB03YTYH600
C7785
0.01uF
C7786
1uF
C7787
0.01uF
C7788
OPEN
R7779
0
R7780
OPEN
6 5 4 3 2 1
CN751
R7527
10K
Q7504
RT1N441C
R7526
10K
654
3 2 1
Q7503
TPC6111
C7597
0.1uF
C7598
0.1uF
R7450
0
+1V8H
DGND
CEC1V 1
MCU_RST
MCU+5 V
MCU+3 V3
DV5_POWE R
CEC_PO WER
DV5_POWE R
USB_P OWER2
CEC_PO WER
DA_PO WER
SWM3V3
SWM5V
CEC_PO WER
MAIN_ POWER
DV5_POWE R
DA_PO WER
USB_P OWER2
DV_PO WER
DGND
POWER_ DOWN
+5VD
+3V3D
CEC5V CEC3V 3 DGND CEC5V CEC3V 3 D1V8H
DGND
DA_PO WER
CEC_PO WER
DA_PO WER
AGND
+5VA
CPU_P OWER
D5V
DA_GND2
USB3V 3
USB/B T_L
USB/B T_R
MIC_S IGNAL
MAIN_ POWER
CPU_P OWER
CEC_PO WER
CEC_PO WER
4A
TO A4
7A
TO A7
0B
TO B0
2B
TO B2
B4
TO 4B
CN751
TO BN601
CN752
TO BN914
66
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Denon AVR-X520BT Specifications

General

Receiver type	Surround
Frequency range	10 - 100000 Hz
Input sensitivity	200 mV
Pre-out connectivity	Yes
Audio output channels	5.1 channels
Signal-to-Noise Ratio (SNR)	98 dB
Power output per channel (1KHz@6 Ohm)	90 W
Power output per channel (20-20KHz@8 Ohm)	70 W
HDMI in	5
Composite video in	2
USB ports quantity	1
Digital audio coaxial in	-
Connectivity technology	Wired
Speakers connectivity type	Clamp terminals
Ethernet LAN	No
AM band range	552 - 1611 kHz
FM band range	87.5 - 107.9 MHz
Supported radio bands	AM, FM
Product color	Black
Audio decoders	Dolby TrueHD, DTS 96/24, DTS-HD, DTS-HD Master Audio
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.3 W
Power consumption (typical)	330 W

Weight and Dimensions

Depth	319 mm
Width	434 mm
Height	151 mm
Weight	7500 g