Denon AVR-X520BT Service Manual

SCHEMATIC DIAGRAMS (1/12)
SCH01_MCU
STBY POWER GND LINE POWER- LINE POWER+ LINE ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO
MCU+3 V3
MCU+3 V3
SWM3V3
MCU+3 V3
SWM3V3
TO FRONT B'D
*OPTION
FOR UPDATE
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.NC
102.UPDATE_RX
101.UPDATE_TX
VFD_DATA
NC
VFD_CLK
VFD_CE
NC
VDD_9
VSS_9
VOL_DOWN
VOL_UP
CPU_POWER
MAIN_POWER
ASO_DET
THERMALDET_A
THERMALDET_B
PWR_FAIL_PROTECT
HDMI_SCL
VDD_8
VSS_
8
HDMI_SDA
HDMI_INT2
HDMI_INT
CEC_OUT
76.USB_POWER2
77.TP#3
NC
75.HDMI_INT_TX
74.USB_POWER1
VDD_1 VSS_1
73.DA_POWER
TP#2
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.NC
35.USB_RST
36.USB_RX
VREF+
VREF-
VSSA
OPTION
KEY3
KEY2
KEY1
RESET
XTAL_OUT
XTAL_IN
MAIN_VO
L_CLK
MAIN_VOL_DATA
HPD3
USB_EN
TEST PORT#1
VDD_5
VSS_5
NC
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
HDMI_DEB_TX
VFD_RST
H/P_RLY
HDMI_DEB_RX
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_CTL1
CEC_CTL2
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
DEBUG
TEST
POINT
HIGH:UPDATE
LOW:NORMAL
BOOT0 MODE
CEC_IN
POWER-FAIL
POWER-FAIL
CEC-PART
(OPEN)
FROM/TO USB/BT B'D
7.NC 8.AGND
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.DGND
9.NC 2.ISEL_B 1.ISEL_A
FROM/TO DIGITAL POWER PART
7.USB_TX
8.USB_RX
9.BX_RST
10.USB_DAC_MUTE
TO HDMI 4K PART
11.USB_EN
12.MIC_DET
CEC_OUT
SDA SCL
WP
VCC
GND A2 A1
A0
SWM3V3
SWM5V
DGND
13.+12V
15.-12V
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
*EMI Coutermeasure.
*EMI Coutermeasure.(C7124/C7125/C7144)
*EMI Coutermeasure.
14.AGND
1.D5V
2.D5V
3.DGND
4.DGND
5.USB3V3
6.USB_POWER1
*EMI Coutermeasure.
*EMI Coutermeasure.
L7103~L7105, L7119: 0 ohm-->600 ohm Bead
*EMI PREPARE
*EMI PREPARE
*EMI PREPARE
*EMI PREPARE
*EMI PREPARE(C7149)
10K
10K
X520BTE2
R7113
R7114
10K
10K
OPEN
4K7
S510BTE3
X520BTE1C
10K
OPEN
X518CI E1C
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
OPEN
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
OPEN
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
133 134 132 131 130 129 128 127 126 125 124 122 123 121 120 119 118 117 116 115 114 113 112
111 110 109
108107106105104103102101100999897969 59493929 19089888 78685848 38281807 97877767 57473
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 2 3 22 21 2 0 19 18 1 7 16 15 1 4 13 12 11 10 9 8 7 6 5 4 3 2 1
IC711
STM32F101ZG
R7178
OPEN
R7179
OPEN
C7134
OPEN
R7181
OPEN
R7182
OPEN
R7180
OPEN
R7183
OPEN
C7135
OPEN
R7184
OPEN
R7185
OPEN
D7102
OPEN
R7187
OPEN
C7136
OPEN
R7186
OPEN
Q7112
OPEN
Q7113
OPEN
Q7111
OPEN
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
0
L7102
0
L7104
FCM601T0 5
L7110
0
L7111
0
L7112
0
L7113
0
L7114
0
L7115
0
L7116
0
L7117
0
L7119
FCM601T0 5
L7120
OPEN
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
FCM601T0 5
L7105
FCM601T0 5
L7125
OPEN
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
R7169
OPEN
R7170
OPEN
T7105
T7108 T7109
R7128
OPEN
R7188
10K
T7117
987654321
CN712
R7190
33
R7191
0
C7141
0.1uF
C7142
0.1uF
C7143
0.1uF
C7144
0.1uF
15 14 13 12 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
T7118
T7119
T7121
T7120
C7604
OPEN
C7146
OPEN
C7147
OPEN
C7148
OPEN
C7719
OPEN
C7718
OPEN
C7149
OPEN
TUNER_INT
MAIN_ VOL_ CLK
MAIN_ VOL_ DATA
TUNER_CE
TUNER_RST
TUNER_SDIO
TUNER_SCLK
DSP_MI SO
DSP_MO SI
DSP_RST
DSP_PCP_BSY
DSP_SPC 1_IRQ
DSP_CS
DSP_MO DE_SEL
CODEC_ MUTE
DIR_RST
DAC_M UTE
DGND
AGND
DSP_CLK
+12V
-12V
DAC_M UTE
TUNER_SCLK
TUNER_SDIO
TU
NER_CE
TUNER_INT
TUNER_RST
MAIN_ VOL_ DATA
MAIN_ VOL_ CLK
INT_TX
INT_RX
INT2_RX
HDMI_SDA
HDMI_SCL
HDMIOS D_HOLD
HDMIOS D_CLK
HDMIOS D_CS
HDMIOS D_MO
HDMIOS D_MI
DIR_MO SI
DIR_RST DSP_SPC 1_IRQ
DSP_PCP_BSY DIR_CE
HDMI_SW DSP_CS
DSP_CLK
DSP_MI SO DSP_MO SI DSP_RST
DIR_MO SI
DIR_CLK DIR_MI SO
DSP_MO DE_SEL
DIR_CE
DIR_CLK
DIR_MI SO
HDMI_SW
CODEC_ MUTE
HPD4
HPD5
MN864788_HAINT1
MN864788_HINT
MCU_RST
MCU+5 V
MCU+3 V3
CEC_PO WER DV5_POWE R
DA_PO WER
USB_P OWER2
CEC_PO WER
MAIN_ POWER
DV5_POWE R
DA_PO
WER
USB_P OWER2
ADV7623_RST
SWM3V3
MN864788_RST
MN864788_SCL
MN864788_SDA
HPD4
HPD5
MN864788_HINT
MN864788_HAINT1
MN864788_SCL
MN864788_SDA
POWER_DOWN
DGND
MCU+3 V3
SUB_M UTE
CEC_C OM
ADV7623_RST
INT_TX
INT2_RX
INT_RX
HDMI_SCL
HDMI_SDA
HDMIOS D_HOLD
HDMIOS D_CLK
HDMIOS D_CS
HDMIOS D_MO
HDMIOS D_MI
SWM5V
CEC_C OM
POWER_DOWN
CPU_P OWER
D5V
USB3V 3
DIR_INT
HPD3
CVBS_ SW2
CVBS_ SW5
CPU_P OWER
MN864788_HAINT0
MAIN_ POWER
MN864788_RST
f
A0
TO 0A
A1
TO 1A
A2
TO 2A
A3
TO 3A
A4
TO 4A
A5
TO 5A
CN712
TO BN502
CN713
TO BN912
CN711
TO BN12B1
62
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