Denon AVR-X550BT Service Manual

SCH05_DIGITAL POWER
STBY POWER ANALOG VIDEO TMDS SIGNAL AUDIO SIGNAL DIGITAL AUDIO GND LINE POWER- LINE POWER+ LINE
MCU+3V3
MCU+5V
MCU+3V3
1.D5.2V
2.D5.2V
3.M_RESET
4.D_GND
6.MAIN_POWER
HDMI 4K
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/6P/2.5mm
WAFER/5P/2.0mm
DIGITAL POWER PART
* DSP +1V8H OPTION
* HDMI OSD D1V8H OPTION
*EMI Coutermeasure.
4.DA_GND
*R7525: USB/BT PLAY Coutermeasure.
*R7554: USB/BT PLAY Coutermeasure.
5.D_GND
D3.3V
VIN
EN
VFB
SW
VBST
GND
CEC1V1
HDMI OSD / DSP
VIN
EN
VFB
SW
VBST
GND
D1.8V
VIN
EN
VFB
SW
VBST
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
654
3 2 1
Q7502
FDC608PZ
C7528
0.1uF
C7527
0.1uF
R7533
10K
R7534
10K
654
3 2 1
Q7510
FDC608PZ
C7524
0.1uF
C7523
0.1uF
R7529
10K
R7530
10K
654
3 2 1
Q7506
FDC608PZ
L7508
CB03YTYH600
R7541
OPEN
R7547
47K
R7546
100
R7544
4.7K
D7502
KDS16
0
C7542 OPEN
C7545
0.1uF
C7544
1uF
Q7512
2SC3052
R7545
100K
R7542
10K
C7543
0.1uF
C7551
OPEN
3
NC
VDD GND
CD
OUT
2
4
51
IC755
OPEN
D7501
KDS160
R7543
10K
C7575
0.1uF
C7576
OPEN
ET751
OPEN
C7577
0.1/50V
C7581
OPEN
C7578
OPEN
L7521
CB03YTYH600
R7549
OPEN
R7548
OPEN
Q7513
OPEN
Q7514
OPEN
R7551
3.3K
R7550
10K
Q7515
ISA1530AC1
D7503
OPEN
D7504
OPEN
C7521
OPEN
C7520
OPEN
C7522
OPEN
C7587
0.1uF
C7586
0.1uF
R7553
10K
R7554
33K
654
3 2 1
Q7518
FDC608PZ
C7589
0.1uF
C7588
0.1uF
R7555
10K
R7556
10K
654
3 2 1
Q7520
FDC608PZ
C7591
0.1uF
C7590
0.1uF
R7557
10K
R7558
10K
654
3 2 1
Q7522
FDC608PZ
L7527
CB03YTYH600
L7129
OPEN
C7592
0.1uF
C7593
0.1uF
C7594
0.1uF
C7595
0.1uF
C7145
0.1uF
C7784
1uF
C7785
0.01uF
C7786
1uF
C7787
0.01uF
C7788
OPEN
R7779
0
R7780
OPEN
6 5 4 3 2 1
CN751
YMW025-06R
R7527
10K
R7526
10K
654
3 2 1
Q7503
FDC608PZ
C7597
0.1uF
C7598
0.1uF
R7450
0
C7519 OPEN
L7504
CB03YTYH600
L7505
OPEN
L7506
CB03YTYH600
L7507
OPEN
R7501
33
R7502
100K
R7504
10K/F
R7506
33.2K/F
R7505
0
C7511
0.1uF
C7518
0.1uF
C7526
0.1uF
C7517
0.1uF
123
4 5 6
IC751
TPS563200DDCR
C7512
0.1uF
R7507
47K
C7513
OPEN
R7503
OPEN
L7484
(5040) 3.6uH
C7525
16V/10uF
C7514
6.3V/22uF
C7509 16V/10uF C7510 16V/10uF
C7515
6.3V/22uF
C7516
6.3V/22uF
C7564
OPEN
C7565 OPEN
L7509
CB03YTYH600
L7510
OPEN
L7513
0
L7512
OPEN
R7508
33
R7509
100K
R7511
10K/F
C7558
0.1uF
C7553
0.1uF
C7554
0.1uF
C7563 0.1uF
R7512
4.7K/F
123
4 5 6
IC752
TPS563200DDCR
C7557
0.1uF
R7513
0
C7559
OPEN
R7510
OPEN
L7511
(5040) 2.2uH
C7560
6.3V/22uF
C7561
6.3V/22uF
C7562
6.3V/22uF
C7555
16V/10uF
C7556
16V/10uF
C7532
OPEN
L7514
CB03YTYH600
L7515
OPEN
L7518
OPEN
L7517
CB05YTYH221
R7514
33
R7515
100K
R7517
10K/F
R7518
13.7K/F
R7519
0
C7571
0.1uF
C7529
0.1uF
C7566
0.1uF
C7531 0.1uF
123
4 5 6
IC753
TPS563200DDCR
C7570
0.1uF
R7520
47K
C7572
OPEN
R7516
OPEN
L7516
(5040) 3.6uH
C7573
6.3V/22uF
C7574
6.3V/22uF
C7530
6.3V/22uF
C7568 16V/10uF
C7569 16V/10uF
C7567
16V/10uF
Q7516
KRC102S
Q7501
KRC104S
Q7504
K
RC104S
Q7505
KRC104S
Q7509
KRC104S
Q7517
KRC104S
Q7519
KRC104S
Q7521
KRC104S
Q7412
CVTISA 1530AC1
R7562
2.7
R7563
2.7
R7564
2.7
5 4 3
2
1
CN752
CJP05GI288ZY
C7745
1/10V
C7746
4.7/10V
3
IN
GND
ADJ/NC
OUT
EN
2
4
51
IC756
AP7361-Y-13
R7746
1k
R7749
47K
R7750
0
R7751
15K
R7761
0
+1V8H
DGND
MCU_RST
MCU+5V
MCU+3V3
USB_POWER2
CEC_POWER
DA_POWER
SWM3V3
SWM5V
CEC_POWER
MAIN_POWER
DV5_POWER
DA_POWER
USB_POWER2
DGND
POWER_DOWN
+5VD
+3V3D
CEC5V
CEC3V3
DGND
CEC5V
CEC3V3
D1V8H
DGND
DA_POWER
CEC_POWER
DA_POWER
+5VA
CPU_POWER
D5V
DA_GND2
USB3V3
USB/BT_L
USB/BT_R
MAIN_POWER
CPU_POWER
CEC_POWER2
DV5_POWER
CEC_POWER
CEC1V1
DV5_POWER
CEC_POWER
SWM5V
CEC_POWER2
3A
TO A3
9A
TO A9
2B
TO B2
5B
TO B5
B7
TO 7B
CN751
TO BN601
CN752
TO BN911
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
13

Denon AVR-X550BT Specifications

General

Optical disc player type	-
Built-in HDD	No
Multichannel decoding	Yes
Audio decoders	Dolby Atmos, Dolby Surround, Dolby TrueHD
RMS rated power	130 W
Audio output channels	5.1 channels
Audio formats supported	AAC, FLAC, MP3, WMA
AM band range	522 - 1611 kHz
FM band range	58.5 - 1.8 MHz
Product color	Black
HDMI in	5
Composite video in	2
SCART ports quantity	0
Number of HDMI outputs	1
AC input voltage	230 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.1 W
Package weight	Weight of the packaged product in gram.

Weight and Dimensions

Main unit weight	7257 g
Main unit dimensions (WxDxH)	431 x 304 x 127 mm