Denon DCD-520AE Service Manual

59
USB Audio Signal
CD Audio Signal
STANDBY POWER
+POWER _D
GND_D
DC to DC
MCU
CD DSP
MOTOR DRIVE
USB DECODER
PDIC VCC
PDIC VC
RFZI
AVSS3
RFRP
TEI
AVDD3
FOO
TRO FMO DMO
VCOI
VSS
XVSS3
XI
XO
XVDD3
DVSS3
RO
DVDD3
LO
DVSS3-2
VDD1-2
/SRAMSTB /RST BUS2/SO BUS3/SI BUCK /CCE TEST
TUODSM
AIN
BCK1
LRCK1
VDD1-3
VSS4 PDO TMAX LPFN LPFO
PVREF
VCOF
SLCO
RFI
RFRPI
RFEQO
VRO
RFO
AGCI
TSETR
RVDD3
LDO
MDI
RVSS3
FNI2
FNI1
FPI2
FPI1
TPI
TNI
LOADING-
LOADING+
MGND
CLSW
OPSW
SL+
TIN-R
TIN
SL-
VREF
SLIN
T+
T-
CLO
NILCOPO
GND2
F+
SPIN
OPIN
GND1
FIN
SP+
SP-
DVDD3-2
VSS
VDD1-2 VDDM1
PIO0
PIO2
PIO1
PIO3
BICK SDTI
LRCK
FIN-R
REB
REO
MUTE
F-
VCC2
VCC2
LD_CTL
GND3
CD DSP
MOTOR DRIVE
TO JOINT PCB
TO MECHANISM
MS2
GND <-> CHGND
GND <-> GND
GND <-> AGND
S0
SPINDLE+
SPINDLE-
SLED-
SLED+
MGND
LMSW
TO MECHANISM
RESET
PC1/INT1
PC2/INT2
PC3/INT3
DVCC3B
DVSS1B
DVCC1B
RVOUT1
RVIN0
RVIN1
RVOUT2
DVCC1A
DVSS1A
DVSS1
DVCC3A1
DVSS2 DVCC3A2
P63
P64
P65
P66
P67
DVSS3
DVCC3A3
P74/TA[0]IN
P80/CS[0](BOOT)
AM[1]
DVSS4
X2
X1
DVCC3A4
P75/USBOC
DP DM
AM[0]
P77/X1USB
DVSS5
PF3/TXD[1]
PF4/RXD[1]
I2C_SCL DVCC3A5
PG3 PG2 PG1 PG0
DVSS0
LRCK1
DATAS
BCKOUT I2C_SDA
CP_RESET
GATE
USB MCU
MCU_RESET
MCU_BOOT
UPDATE_LED
*When update the mcu program use this option
Option
+5VD_USB
GND_USB
D+
D-
GND
SDA
SCL RST
VCC NC
NC
NC
STREQ
DREQ
D+ DWN
PWROB_BOL
PIO2
EEPROM
A0 A1 A2 GND SDA
SCL
WP
VCC
TO FRONT PCB
AVSS
VREFH
LD_CHK
REMOTE_IN
MT_STBY
CD_CLOSE_M
NC
NC
NC
VFD_RST
VFD_DI
VFD_CE
VFD_CLK
X2
DVSS
X1
RESET
XT1
EEPORM_DATA
DEBUG
CD_BUS2
CD-DSP_RST
CD_OPEN-M
CD_OPEN-SW
LED_RED
DVCC
CD_CLOSE-SW
POWER_PROT
CD_LIMIT-SW
POWER-H
F_MUTE
REGVCC
AVCC
VOL+ VOL- KEY1 KEY0 MODEL_OPTION
BOOT_MODE
EEPORM_CLK
EX_INTERRUPT
MC/DAC_DEMP
DAC_XSMT
MISO/DAC_FMT
HOST MCU
TEST2
DVSS
DVCC
TEST1
USB_TX
USB_RX
NC
BOL_RST
DEBUG
DEBUG
DEBUG
DEBUG
TEST3
USB_DET
LED_GREEN
CVSS
CVCC
REGVSS
XT2
NC NMI MODE POWN_DOWN TEST4 NC NC VER_OPTION NC
*VERSION OPTION
REMOTE_IN_2
USB_OC
TMPM33OFWFG(128K)
MS/DAC_FLT
RESET IC
GND_USB
USB
TRK-
FCS+
TRK+
FCS-
LD VR
PDIC GND
LD LD
LD PD
PDIC C PDIC A PDIC B
PDIC F
PDIC E
PDIC VC
PDIC VCC
PDIC D
REFAW P6REFAW P5
NC
*MODEL OPTION
NC
OUT
ILIM
IN
GND
EN FLAG
SPDIF CONT
MOSI
NC
GND <-> AGND
GND <-> AGND
X7R Series X7R Series
BS
VIN
SW
GND
FB VCC EN SS
P_DN
POWER_ON
MCU+3.9V
GND_D
GND_D
+13V_D
V_PROT
GND_D
+13V_D
POWER DOWN
POWER ON
VOLTAGE PROTECT
+13V_D
USB+5V
MODEL OPTION
PIN 30 H
DCD720AE
A
B
Y/
GND
Y
SEL
ST/
VCC
SPDIF CONTROL
PIN 6 L
SPDIF OFFPIN 6 H
SPDIF ON
SPDIF CONTROL
NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC
DCD720AE
DCD520AE
R126 R127MODEL
NC
NC10K
10K
VERSION
720[E2]
720[E1C] 4K7(1V)
R125
1K8(0.5V)
DAC_XSMT
DAC_LRCK
DAC_DATA
GND_D
GND_D
DAC_BCK
MISO/DAC_FMT
MS/DAC_FLT
MC/DAC_DEMP
MOSI
SPDIF
GND_D
REMOTE IN/OUT
MCU_RESET
BOL_RESET
USB_BOOT
BOOT
RX
TX
A_MUTE
+7V_DRV
GND_DRV
GND_DRV
+7V_DRV
SHEET 03
CD+MCU PART
EX_INTERRUPT
REMOTE
GND_D
LED_R
LED_G
KEY0
VFD_DI
KEY1
VFD_CLK
VFD_RSTI
VFD_CE
+3.3V_D
GND_D
MCU+3.3V
GND_D
CD PCB :
C
TO JOINT PCB
TO JOINT PCB
TO MECHA
TO MECHA
TO USB PCB
X7R Series
X7R Series
CD+MCU
TOP Side
BOT Side
TO DAC PCB
TO POWER PCB
SCK
3.3V_D
GND_D
DSP_SCK
TP
755RE 8K2(1.5V)
C215
0.01uF
C212
0.1uF
C222
0.1uF
R205
OPEN
C216
470P
C217
470P
C221
0.047u
C220
0.047u
R202
0
R203 0
R204
0
C213
0.033u
C214
5600P
C202
2200P
C201
0.1uF
R201
220
C229
0.1uF
C230
0.1uF
C231
100/6.3V
C232
0.1uF
C233 0.1uF
C241
0.1uF
C242
1000P
C234
0.1uF
R227
15K
R231
47K
R230
15K
R229
330K
C239
47P
C235
0.015u
C237
0.1uF
C236 0.01uF
C205
0.01uF
C208
0.015u
C209
0.1uF
C210
OPEN
C207 0.1uF
C206 4700P
C218
0.1uF
C225
0.1uF
C224
0.1uF
123
GND OUT IN
IC23
LM1117S15
C226
47/6.3V
R241 39
Q201
A1504S
L201
10uH
C254
0.1uF
R243
91
D201
1SS355T
C204
0.1uF
D202
1SS355T
123
GND OUT IN
IC22
LM1117S33
3.3V
D203
1SS355T
C244
0.1uF
C245
0.1uF
12345
CWC7
C325 0.1uF
C307
0.1uF
C251
0.1uF
C250
0.1uF
R211 33
R236
33
C240 0.1uF
C907
0.1uF
C903
0.1uF
C904
0.1uF
C905
0.1uF
C906
0.1uF
C252
470/16V
C249
470/16V
C253
100/6.3V
C238
47/6.3V
C309
470/16V
C223
47/6.3V
R902
0
R901
0
C908
0.1uF
C909
0.1uF
C243
100/6.3V
C246
10/35V
R206
OPEN
C308
470/16V
C304
0.1uF
C305
0.1uF
1234567891011121314
15 16 17 18 19 20 21 22 23 24 25 26 27 28
IC31
IP4001CRLTF
R309
47K
R310
470
R302
470
R304
4.7K
R306
4.7K
C310
0.1uF
C311
100/6.3V
C312
0.1uF
C306
OPEN
C303
0.1uF
C301
OPEN
C302
OPEN
1 2 3 4 5 6 789 10 11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
4142434445464748495051525354555657585960
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
IC21
TC94A92FG
R311
OPEN
R301
OPEN
R307
0
R303
0
R305
0
R217 100K
R222
100K
R242
1K
C203
100/6.3V
C219 OPEN
R308
47K
R224
15K
L204
0
C911
0.1uF
C910
0.1uF
R903
0
R904
0
R223
15K
R228
15K
RFO
R221
47K
R214
47K
R240 39
R239
39
R238
39
FEI
R905
0
R906
0
R209
0
R210
0
TEI
AGND
RFEQO
DGND
VC
R237
10K
C248
0.1uF
R315
0
R208
0
R225
0
R226 0
R232
OPEN
R233
OPEN
R234
OPEN
R235
OPEN
R207
0
R312
18K
R313
18K
R314
18K
C211
470/16V
123 4 5 6
CWC6
C324
0.1uF
R316
0
100
99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
7574737271706968676665646362616059585756555
4535251
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 9 876 5 4 3 2 1
IC41
TMP92FD28FG
C407
0.1uF
C408
0.1uF
C413
20P
C412 18P
C401
0.1uF
C402
0.1uF
C414
0.1uF
C411
0.1uF
R415 47K
R409
33
D401
RB160
R401
33
C409
1000P
C410
0.1uF
X401
9MHz
C403
10/16V
C406
10/16V
R424
47
R417
0
R416
0
C404 0.1uF
C405
0.1uF
C415
0.1uF
C417 0.1uF
R411
0
R413
0
C420 0.1uF
C418
0.01uF
R414
OPEN
R412
OPEN
R402 33
R403 33
R404 33
R418
0
R419
0
C432
OPEN
C431
OPEN R428
27
R429
27
R430
15K
R431
15K
C433 0.1uF
R422
22K
12345
CWCM
9
876 5
4321
IC42
Ipod CP Chip
C421
0.1uF
C422
0.1uF
R220 33
R219 33
R218 33
R216
0
R215
0
R432
10K
R410
10K
R421
22K
R425
2.2K
R426
2.2K
D101
1SS355T
8 765
4321
IC12
24C16
R140
3.3K
R139
3.3K
R120
33
R121 33
C122
0.1uF
C124
0.1uF
C901
0.1uF
C902
0.1uF
C123
10/35V
1 2 3 4 5 678 9 10 11 12 13 14 15 16 17 18 19 20 21 2
2 23 24 25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
51525354555657585960616263646566676869707172737475
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
100
IC11
R107
0
R105
0
C107
12P
C106
15P
R116
1M
X101
10MHz
R117
33
R112
33
D107
RB160L60
R109
33
R110
33
R111
33
R114 0
R115
0
C110
0.1uF
C101
0.1uF
C102
0.1uF
C105
0.1uF
C109
0.1uF
C104
0.1uF
C108
1000uF/6.3V
C114
0.1uF
C103
0.1uF
R124
10K
R125
R127
10K
R126
NC
R104
0
R103
0
R102
1K
R101
1K
R118
33K
R108
33
C117
0.1uF
C118
100P
P6
P4
P5
P3
P2
8765
4321
RN11
10KX4
R113
10K
P7
P1
P8
R129
100K
R123
10K
C119
0.1uF
D105
1SS355T
R122
OPEN
C113
OPEN
D108
1SS355T
D106
1SS355T
D109
RB160L60
3 NC
OUT
DS
VSS
VDD
2
54
1
IC13
S80124CLMCJIJT2
C121
1uF
C120
0.1uF
D110
RB160L60
R130
1K
654
3 2 1
IC43
NCP380HMU15AATBG
R436
100K
Q103
RT1P141C
Q104
RT1P141C
Q106
RT1N141C
Q105
RT1P141C
Q101
OPEN
Q102
RT1P141C
Q107
RT1P141C
Q409
RT1N141C
Q410
RT1N141C
Q401
RT1P141C
Q402
RT1P141C
Q403
RT1N141C
Q406
RT1N141C
Q405
RT1N141C
Q408
RT1N141C
Q407
RT1N141C
Q404
RT1P141C
R147
47
C130
470P
C132
220P
R149 33
R150 33
D102
1SS355T
R151
100K
D103 1SS355T
R152
100K
D104
1SS355T
R155
OPEN
R254
0
C126
470/16V
C255 22P
C256
22P
C257
22P
R433
OPEN
R434
0
R458
47K
R459 47K
R460
0
R461
0
R462 0
R463
0
R146
0
R437
OPEN
R438
10K
R435
100K
R160
10K
C515
22uF/25V
8 765
4321
IC51
DB1230HE
C513
25V/2.2uF
R503
OPEN
R505
51K
R504
4.7K
C503
22uF/25V
C511
OPEN
C502
0.01uF L502
3.3uH/1.3A
C510
22uF/25V
C509
22uF/25V
C501
0.1uF
C504
0.015u
C512
25V/2.2uF
C514
0.01uF
C507
0.1uF
C508
0.1uF
C505
0.01uF
C506
0.01uF
R501
OPEN
R502
OPEN
R247
100
R246
100
R245
100
R248
0
R407
22K
1 2345
IC25
CVIKIC7SH04FU
8 7 6 5
4321
IC26
HVITC7WH157FU
R257
0
C262
100/6.3V
C261
0.1uF
C260
0.1uF
R252
33
R255
0
R256
0
R253
0
C516
0.1uF
17
16
15 13
14 12
11 9
10 8
7 5
6 4
3 1
2
PFCK
R199
10K
Q154
C3875S
R191
47KR192
18K
Q151
RT1P141C
Q152
RT1P141C
D151
1SS355T
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
FCCH
C327
0.1uF
C326 0.1uF
R148
47
27
26
25
24
23
222
1 3
4 6
5 7
8 10
9 11
12 14
13 15
16
17
18
19
20
21
PFCJ
9
8
75
64
31
2
PFCI
R499
OPEN
R511
4.7K
1 234 5
CWCN
1 2 3 4 5
IC27
CVIKIC7SH04FU
R299
N.C
R298
1M
R297
1M
2 1
BN21
R294
N.C
L251
220
L252
220
L253
220
L254
220 L255
220
R158
0
R159
N.C
C297
N.C
C298
N.C
C299
N.C
C296
22p
21
CN22
R599
0
C281
0.1uF
C283
0.1uF
C282
0.1uF
C284
0.1uF
C285
0.1uF
C286
0.1uF
C287
0.1uF
C288
0.1uF
+1.5V
+VREF
+VREF
+1.5V
FCO
TRO
DMO
C
A
D
B
F
E
PD
GND_DRV
FMO
D+3.3V
D+3.3V
FC- TR- TR+ FC+
PD F C B A D E
GND
GND
GND
FMO
TRO
TR+
TR-
CHGND
GND_DRV
GND_DRV
CHGND
CHGND
GND
DSP_RST
CD_CCE
CD_BUCK
CD_BUS3
CD_BUS2
MCU_RESET
D+3.3V
VFD_RST
VFD_CE
VFD_DI
VFD_CLK
ST+3.9V
EX_INTERRUPT
KEY0 KEY1
MCU+3.3V
MCU+3.3V
CHGND
DSP_RST
CD_CCE
CD_BUCK
CD_BUS3
CD_BUS2
CLM
OPM
CLSW
OPSW
LMSW
MSTBY
USB_RXD
USB_TXD
PWR_ON
USB/CD_T_MCU
A+3.3V
A+3.3V
GND_DRV
USB_EN
PWR_ON
DMO FCO FC- FC+
GND_DRV
MCU+3.3V
MCU_BOOT
BOL_BOOT
BOL_BOOT
LED_GREEN
LED_RED
LD_CHK
MCU_BOOT
BOL_RST
MCU_BOOT
BOL_RST
USB_RXD
USB_TXD
USB_EN
USB_OC
CD_BUS2
CD_BUS3
CD_BUCK
CD_CCE
DSP_RST CLM OPM MSTBY
LMSW OPSW CLSW
USB_OC
USB_OC
DAC_DATA
DAC_LRCK
D+3.3V
LD_CHK
SPDIF_CONT
SP
DIF_CONT
+7V_DRV
+7V_DRV
UPDATE_LED
MCU_RESET
SPDIF
AMUTE
ST+3.9V
REMOTE_IN
MCU+3.3V
DAC_XSMT
MC/DAC_DEMP
MISO/DAC_FMT
MOSI
MS/DAC_FLT
REMOTE
KEY0
KEY1
EX_INTERRUPT
LED_RED
LED_GREEN
VFD_RST
VFD_CE
VFD_CLK
VFD_DI
DAC_XSMT
DAC_LRCK
DAC_DATA
MISO/DAC_FMT
MS/DAC_FLT
MC/DAC_DEMP
MOSI
AMUTE
REMOTE_IN
UPDATE_LED
BOOT USB_TXD USB_RXD BOL_RST MCU_RESET
V_PROT
P_DOWN
POWER_ON
P_DOWN
POWER_ON
BOOT
V_PROT
REMOTE
BOL_BOOT2
BOL_BOOT2
CHGND CHGND
D+3.3V
DSP_SCK
DAC_BCK
DAC_BCK
DSP_SCK
SPDIF
CHGND
CHGND
CHGND
STBY POWERGND POWER + POWER -
87654321
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (3/3)
CD MCU

Denon DCD-520AE Specifications

General

Audio formats supported	MP3, WMA
Signal-to-Noise Ratio (SNR)	105 dB
Total Harmonic Distortion (THD)	0.003 %
Built-in speaker(s)	No
CD-RW playback	Yes
Playback disc formats	CD audio
Device type	HiFi CD player
Product color	Black
Channel separation	100 dB
Headphone outputs	1
Headphone connectivity	6.3 mm
Display type	VFD
Power requirements	AC 230 V, 50 Hz
Power consumption (typical)	13 W

Weight and Dimensions

Depth	279 mm
Width	434 mm
Height	107 mm
Weight	4000 g