Denon AVR-X550BT Service Manual

SCHEMATIC DIAGRAMS
SCH01_MCU
STBY POWER ANALOG VIDEO TMDS SIGNAL AUDIO SIGNAL DIGITAL AUDIO GND LINE POWER- LINE POWER+ LINE
MCU+3V3
MCU+3V3
SWM3V3
MCU+3V3
SWM3V3
TO FRONT B'D
*OPTION
FOR UPDATE (AVR-X250BT: ONLY USE)
USE ONLY DEBUG
TO MAIN B'D
TO INPUT/VOLUME PART
TO DSP PART
FROM/TO HDMI OSD PART
107.VSS_2
TO DSP PART
MCU
MCU PART
*OPTION TABLE
1.RESET
2.MCU+3V3
3.TX
4.RX
5.DGND
7.BOOT
6.N.C
106.PCAP_2
105.DEBUG/JTMS
104.MN864788_HAINT0
103.THERMALDET_A
102.UPDA TE_RX
101.UPDA TE_TX
VFD_DATA
HINSEL_B
VFD_CLK
VFD_CE
HINSEL_C
VDD_9
VSS_9
VOL_DOWN
VOL_UP
CPU_POWER
MAIN_POWER
ASO_DET
THERMA LDET_B
PWR_FAIL_PROTECT
HDMI_SCL
VDD_8
VSS_8
HDMI_SDA
HDMI_INT2
HDMI_INT
CEC_OUT
76.788_OSD_SPI_MOSI
77.DA_POWER
USB_POWER1
75.788_OSD_SPI_MISO
74.788_OSD_SPI_CLK
VDD_1
VSS_1
73.788_OSD_SPI_CS
HDMI_INT_TX
ADV7623_RST
OSD_HOLD OSD_CLK OSD_CS OSD_MOSI
OSD_MISO
DV5_POWER
VDD_7
VSS_7
DSP_RST
DIR_MOSI
BOOT1
DIR_CLK
DIR_MISO HPD5
HPD4
DSP_MOSI
DSP_MISO
DSP_CLK
DSP_CS
VDD_4
VSS_4
DSP_MODE_SEL VDD_6
VSS_6
USB_TX HDMI_SW
CEC_POWER
DSP_PCP_BSY
DSP_SPC1_IRQ
DIR_CE
DIR_RST
CODEC_MUTE
33.VDDA
34.CP_SCL
35.USB_RST
36.USB_RX
VREF+
VREF-
VSSA
OPTION
KEY3
KEY2
KEY1
RESET
XTAL_OUT
XTAL_IN
MAIN_VOL_CLK
MAIN_VOL_DATA
HPD3
USB_EN
CEC_POWER2
VDD_5
VSS_5
CP_SDA
CVBS_SW5
CVBS_SW2
HI-B_RELY
ISEL_B
ISEL_A
OSC32_OUT
OSC32_IN
MIC_DET
VBAT
5.C/S_RLY
4.FRONT_RLY
3.POWER_DOWN
2.USB_DAC_MUTE
1.DC_PROTECT
108.VDD
DEBUG DEBUG
MN864788_HINT
MN864788_HAINT1
VFD_RST
H/P_RLY
USB_POWER2
WAKE_UP
H/P_DET
GRN_LED
VSS_10
VDD_10
MN864788_SCL
REMOTE_IN
MN864788_SDA
EEPROM_SCL
EEPROM_SDA
DAC_MUTE
TUNER_SCLK
TUNER_SDIO
VSS_11
VDD_11
MN864788_RST
DEBUG DEBUG
SW_MUTE
CEC_CTL
CP_RESET
BOOT0
TUNER_CE
TUNER_INT
TUNER_RST
RED_LED
VSS_3
VDD_3
1.MCU+3V3
6.JTMS
5.JTCK
7.JTDI
4.JTDO
8.NJTRST
3.RESET
2.DGND
9.DGND
HIGH:UPDATE
LOW:NORMAL
BOOT MODE
CEC_IN
POWER-FAIL
POWER-FAIL
CEC-PART
FROM/TO USB/BT B'D
7.MIC_SIGNAL
8.MIC_GND
3.MIC_DET
4.POWER_KEY 5.+12V
6.-12V
10.H/P_DET
11.VSEL_A 12.VSEL_B
13.KEY_3 14.KEY_2
15.KEY_1
16.RED_LED
17.W/G_LED
18.RC_IN
19.FL_RST
20.FL_CE
21.FL_CLK
22.FL_DATA
23.CPU_POWER
24.MCU+5V
25.MCU_3V3
26.DGND
27.NC
9.NC 2.ISEL_B
1.ISEL_A
FROM/TO DIGITAL POWER PART
7.BT_TX
8.BT_RX
9.BX_RST/BT_RST
10.DAC_MUTE
TO HDMI 4K PART
11.USB_EN/WAKE UP
CEC_OUT
SDA
SCL
WP
VCC
GND A2 A1 A0
SWM3V3
SWM5V
DGND
WAFER/11P/2.0mm
WAFER/9P/2.0mm
FFC WAFER/27P/1.25mm
3.FRONT_RLY
4.C/S_RLY
2.H/P_RLY
6.ASO_DET
7.DC_PROT
8.THERMALDET_A
9.THERMALDET_B
1.HI-B_RLY
5.+/-B DETECT
1.D5V
2.D5V/BOOT(SDA)
3.DGND
4.DGND
5.USB3V3
6.USB_POWER1
10K
10K
X550BTE2
R7113
R7114
10K10K
X
4K7
S540BTE3
X550BTE1C
X550BTK
10K
X
TO HDMI OSD PART
X250BTE2
X250BTE1C
H5V_DET
HINSEL_A
TO HDMI 4K PART
1.RESET
2.MCU+3V3
3.TX
4.RX 5.DGND
7.BOOT
6.N.C
FOR UPDATE (MP:OPEN)
GND
SDA
SCL
RST
VCC
NC
NC
NC
Apple Auth.
2.0c
AVR-X250BT ONLY
CP_SDA
CP_SCL
CP_RESET
FOR AVR-X250BT_BT IOS APP
1.BT_RESET
2.BT_3V3
3.BT_TX
4.BT_RX
5.DGND
7.BOOT(SDA)
6.N.C
S540/X550 ONLY
BT UPDATE
X250BT ONLY
FOR UPDATE (AVR-S540BT/X550BT: USE)
FOR UPDATE (MP:USE)
FFC 1mm PITCH(ANGLE TYPE)
C7119
0.1uF
C7102
0.1uF
C7106
0.1uF
C7113
0.1uF
R7113
OPTION
R7114
OPTION
X711
8MHz
C7104
20pF
C7103
20pF
R7155
47K
1 2 3 4
5678
IC712
M24C32WMN6TP
R7153
2.7K
R7154
2.7K
R7138
10K
9
8
7
6
5
4
3
2
1
CN715
9PIN WAFER
R7107
1M
1 2 3 4
5 6 7 8
RN711
100x4
R7136
47K
R7137
47K
C7128
0.1uF
C7116
0.1uF
C7115
0.1uF
C7114
0.1uF
1 2 3 4
5 6 7 8
RN712
100x4
7
6
5
4
3
2
1
CN714
FFC 1mm PITCH
L7106
0
L7107
0
L7108
0
L7109
0
R7129
1k
R7152
1k
R7171
100
R7172
0
R7119
OPEN
R7120
OPEN
R7121
OPEN
C7120
0.1uF
C7121
0.1uF
C7127
0.1uF
C7125
0.1uF
C7126
0.1uF
C7124
0.1uF
R7177
33
R7176
33
R7174
33
R7173
33
R7175
33
R7161
OPEN
C7131
0.01uF
R7162
120K
R7163
100
R7158
OPEN
C7130
0.01uF
R7159
120K
R7164
100
R7156
47K
C7129
0.01uF
R7165
100
Q7107
2SC3052
Q7106
2SC3052
Q7105
2SC3052
R7157
47K
R7160
47K
144 143 142 141 140 139 138
137 136 135
133 134 132 131
130 12
9
128 127 126 125 124 122 123 121 120 119 118
117
116 115 114 113 112 111 110 109
108107106105104103102101100
9998979695949392919089
88878685848382818079787776
757473
72 71
70 69 68
67 66
65 64 63 62 61 60
59 58
57
56
55
54
53 52
51
50
49
48 47
46 45
44
43
42
41 40
39 38
37
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1
IC711
STM32F101ZG
R7178
10K
R7179
100K
C7134
OPEN
R7181
4.7K
R7182
47K
R7180
2.2M
R7183
100K
C7135
220P
R7184
220K
R7185
27K
D7102
KDS160RTKP
R7187
3.3K
C7136
0.1uF
R7186
1.2K
Q7112
2SC3052
Q7113
2SC3052
Q7111
KTC2875B
R7139
100
T7102
C7112
0.1uF
C7111
0.1uF
C7110
0.1uF
C7118
0.1uF
C7117
0.1uF
C7105
0.1uF
C7101
0.1uF
R7149
10K
R7150
10K
R7151
10K
T7106
L7101
OPEN
L7102
0
L7104
FCM601T05
L7110
0
L7111
0
L7112
0
L7113
0
L7114
0
L7115
0
L7116
0
L7117
0
L7119
FCM601T05
L7120
0
L7122
0
L7123
0
R7108
0
R7147
22K
R7148
22K
R7145
22K
R7168
33K
C7133
100uF/10V
C7132
0.1uF
R7167
100K
Q7108
2SC3052
Q7110
2SC3052
Q7109
ISA1530AC1
R7166
2.2K
R7127
47K
D7101
OPEN
R7102
0
R7103
47K
R7104
1K
R7101
470K
C7109
OPEN
C7108
OPEN
C7107
OPEN
T7110
T7111
T7112
T7113 T7114
T7115
T7116
R7116
33
R7115
33
L7124
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1517
1618
1925
24 22
23 21
2026
27
CN711
FFC 27P
L7103
FCM601T05
L7105
FCM601T05
L7125
0
L7126
0
L7127
0
C7122
OPEN
C7123
OPEN
R7105
OPEN
R7106
OPEN
R7111
OPEN
T7101
R7110
OPEN
R7118
OPEN
R7117
OPEN
R7124
OPEN
R7123
OPEN
T7103
R7130
OPEN
R7142
OPEN
R7140
OPEN
R7143
33
R7144
33
R7122
OPEN
T7104
R7170
0
T7105
T7108
R7128
OPEN
R7188
10K
T7117
987654321
CN712
R7190
33
R7191
0
C7141
0.1uF
C7142
0.1uF
C7143
0.1uF
C7144
0.1uF
11 10
9 8 7 6 5 4 3 2 1
CN713
C7596
0.1uF
C7603
0.1uF
C7602
0.1uF
C7599
0.1uF
C7600
0.1uF
C7601
0.1uF
R7193
OPEN
R7194
OPEN
R7195
0
R7196
0
R7197
OPEN
C7604
OPEN
C7146
OPEN
C7147
OPEN
C7148
OPEN
C7149
OPEN
L7130
0
37
6
5
4 2
1
CN716
R7131
33
R7132
33
R7133
33
R7134
33
9
8 7 6 5
4321
IC713
OPEN
R7199
OPEN
R7198
OPEN
C7154
OPEN
R7189
OPEN
R7192
OPEN
C7153
OPEN
C7152
OPEN
C7150
OPEN
C7151
OPEN
R7109
OPEN
R7112
OPEN
7
6
5
4
3
2
1
CN717
R7125
0
TUNER_INT
MAIN_VOL_CLK
MAIN_VOL_DATA
TUNER_CE
TUNER_RST
TUNER_SDIO
TUNER_SCLK
DSP_MISO
DSP_MOSI
DSP_RST
DSP_PCP_BSY
DSP_SPC1_IRQ
DSP_CS
DSP_MODE_SEL
CODEC_MUTE
DIR_RST
DAC_MUTE
DGND
AGND
DSP_CLK
-12V
DAC_MUTE
TUNER_SCLK
TUNER_SDIO
TUNER_CE
TUNER_INT
TUNER_RST
MAIN_VOL_DATA
MAIN_VOL_CLK
INT_TX INT_RX
INT2_RX
HDMI_SDA
HDMI_SCL HDMIOSD_HOLD
HDMIOSD_C
LK
HDMIOSD_CS
HDMIOSD_MO
HDMIOSD_MI
DIR_MOSI
DIR_RST
DSP_SPC1_IRQ
DSP_PCP_BSY
DIR_CE
HDMI_SW
DSP_CS DSP_CLK DSP_MISO
DSP_MOSI DSP_RST
DIR_MOSI DIR_CLK
DIR_MISO DSP_MODE_SEL
DIR_CE
DIR_CLK
DIR_MISO
HDMI_SW
CODEC_MUTE
HPD4
HPD5
MCU_RST
MCU+5V
MCU+3V3
CEC_POWER
DV5_POWER
USB_POWER2
CEC_POWER
MAIN_POWER
DV5_POWER
DA_POWER
USB_POWER2
ADV7623_RST
SWM3V3
MN864788_RST
MN864788_SCL
MN864788_SDA
HPD4
HPD5
MN864788_HINT
MN864788_HAINT1
POWER_DOWN
DGND
MCU+3V3
SUB_MUTE
CEC_COM
ADV7623_RST
INT_TX
INT2_RX
INT
_RX
HDMI_SCL
HDMI_SDA
HDMIOSD_HOLD
HDMIOSD_CLK
HDMIO
SD_CS
HDMIOSD_MO
HDMIOSD_MI
SWM5V
CEC_COM
POWER_DOWN
CPU_POWER
D5V
USB3V3
DIR_INT
HPD3
CVBS_SW2
CVBS_SW5
CPU_POWER
MN864788_HAINT0
MAIN_POWER
MIC_SIGNAL
HINSEL_A
HINSEL_B
HINSEL_C
H5V_DET
MN864788_RST
MN864788_HAINT1
MN864788_HINT
MN864788_SCL
MN864788_SDA
DA_POWER
788_OSD_SPI_CLK
788_OSD_SPI_CS
788_OSD_SPI_MISO
788_OSD_SPI_MOSI
788_OSD_SPI_CS
788_OSD_SPI_CLK
788_OSD_SPI_MISO
788_OSD_SPI_MOSI
+12V
CEC_POWER2
A0
TO 0A
A1
TO 1A
A2
TO 2A
A3
TO 3A
A4
TO 4A
A5
TO 5A
A6
TO 6A
A7
TO 7A
CN711
TO BN12B1
CN712
TO BN502
CN713
TO BN912
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
9

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