Denon DCD-520AE Service Manual

57
USB Audio Signal
CD Audio Signal
STANDBY POWER
+POWER _D
-POWER_A
+POWER_A
GND_D
GND_A
!
!
!
!
!
16.9344MHz
MAIN
TRANS
+9V_A
+6V_A
-9V_A
-6V_A
+7V_DRV
MAIN TRANS
S1
S2
S3
S4
POWER CORD
+42V_DISP
+9V_A
MCU+3.9V
SUB TRANS
PARTS
-9V_A
+6V_A
-6V_A
+7V_DRV
+13V_D
SUB TRANS
PARTS
* JPN Ver. Only
SHEET 01
HEAT SINK
6.5V
P_DN
POWER_ON
MCU+3.9V
GND_D
+13V_D
V_PROT
GND_D
+13V_D
MUTE
-9V_A
GND_H/P
HP_R
+9V_A
HP_L
GND_H/P
N.C
FL2
FL1
GND_DISPLAY
+42V
GND_DISPLAY
TO MECHANISM
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
SPDIF
GND_D REMOTE
A_MUTE
+8V_DRV
GND_DRV
GND_DRV
+8V_DRV
DAC_XSMT
DAC_LRCK
DAC_DATA
DAC_BCK
DAC_SCK
GND_D GND_D GND_D MISO/DAC_FMT MS/DAC_FLT MC/DAC_DEMP MOSI
P_DN
POWER_ON
MCU+3.9V
GND_D GND_D
+13V_D
V_PROT
GND_D
+13V_D
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
MUTE
-9V_A
HP_R
+9V_A
HP_L
GND_H/P
MUTE
Lch
Rch
NJM4556AL
OP AMP
MUTE
-9V_A
GND_H/P
HP_R
+9V_A
HP_L
GND_H/P
N.C
P_DN
POWER_ON
MCU+3.9V
GND_D GND_D
+13V_D V_PROT
GND_D
+13V_D
AUDIO
OUT
DIGITAL OUT
FLASHER
FLASHER
SPDIF
REMOTE
MCU_RESET
BOL_RESET USB_BOOT
BOOT RX TX
SPDIF
GND_D
REMOTE
A_
MUTE
+7V_DRV
GND_DRV
GND_DRV
+7V_DRV
DAC_XSMT DAC_LRCK
DAC_DATA
GND_D GND_D DAC_BCK
MISO/DAC_FMT MS/DAC_FLT MC/DAC_DEMP
MOSI
MCU UPDATE
USB UPDATE
DCD720AE Only
PCM5142
DCD720AE Only
DAC_XSMT
DAC_LRCK
DAC_DATA
AUDIO_L GND AUDIO_R
+6V_A
GND
GND
MOSI
MISO/DAC_FMT
MS/DAC_FLT
MC/DAC_DEMP
CPVDD
CAPP
CPGND
CAPM
VNEG
OUTL
OUTR
AVDD
AGND
MOSI
SCK
BCK
DIN
LRCK
MISO
XSMT
LDOO
DGND
DVDD
MC
N.C
N.CN.C
N.C
MODE1
MS
N.C VCOM
GND +7V_DRV
GND
BCK
DIN
LRCK
AGND
OUTL
OUTR
SCK
FMT
DEMP
LDOO
DGND
DVDD
AVDD
VNEG
CAPM
CPGND
CAPP
CPVDD
XSMT
FLT
PCM5102
DCD520AE Only
* MODEL OPTION
DCD720AE
DCD520AE
R672
0
N.C
R681
N.C
0
R686
0
N.C
R687
N.C
0
R683
0
N.C
IC64 IC65
0
N.C
N.C
0
TO DSP
TO DAC
AUDIO DAC PART
DAC PCB :
D
+3.3V_A
+3.3V_D
+6V_A
+7V_DRV
+3.3V_D +3.3V_A
H/P L
H/P R
AUDIO L
AUDIO R
VOLTAGE PROTECT
GND_H/P
GND_H/P
GND_H/P
POWER S/W
S/W PCB :
S
PART
POWER PCB :
P
POWER PART
TO FRONT PCBTO JOINTT PCB
AUDIO PCB :
A
AUDIO PART
OPTICAL OUT
JOINT PCB :
J
JOINT PART
TO CD PCB
TO CD PCB
TO CD PCB
TO AUDIO PCB
TO POWER PCB
H/P PCB :
H
HEADPHONE PART
POWER+AUDIO
CLOSE TO DAC
3.3V_D
MCU_RESET
BOL_RESET USB_BOOT
BOOT RX TX
CUP12470Z-5
CUP12470Z-6
CUP12470Z-7
CUP12470Z-8
GND_D
CUP12470Z-2
DCD720AE
DCD755
DCD520AE
<<MODEL CHECK>>
* ANALOG GND OPTION
R673
1K
N.C
DCD720AE
DCD520AE
R688
0
N.C
GND_D 3.3V_D
SPDIF
GND_D
REMOTE
A_MUTE
+8V_DRV
GND_DRV
GND_DRV
+8V_DRV
DAC_XSMT
DAC_LRCK
DAC_DATA
DAC_BCK
DAC_SCK
GND_D GND_D GND_D
MISO/DAC_FMT
MS/DAC_FLT
MC/DAC_DEMP
MOSI
3.3V_D
MCU_RESET
BOL_RESET
USB_BOOT
BOOT
RX
TX
DSP_SCK
DAC_BCK
DSP_SCK
TO CD PCB
TO CD PCB
TO CD PCB
MUTE
DCD720AE Only
AUDIO_R GND AUDIO_L GND
*720 ONLY
BUFFER
DCD720AE Only
JUMPER
N.C
2200PF(DCD520)
2200PF(DCD520)
(520)
(720)
220/50V
(520) (720)
1000/25V
(520) (720)
100/63V
(520) (720)
100/63V
(520)
(720)
1000/25V
(520)
(720)
N.C
(520)
(720)
(520)
(720)
(520)
(720)
N.C
JUMPER
(720)
N.C
(520)
(520)
(720)
100/50V (520)
(720)
220/50V(RFOII)
(520) (720)
(720)
220/50V(RFOII)
(520)
220/50V(RFOII)
(520) (720)
100/25V(RFO)
(520) (720)
(720)
100/25V(RFO) (520)
100/25V(RFO)
(520) (720)
HEADPHONE
DCD720AE Only
page 3
page 3
page 3
page 2
C931
3300/35V(RFA)
3
2
1 OUTIN
COMMON
IC92
KIA7806API
3
1
2
OUTIN
GND
IC93
KIA7906PI
C937
N.C
C938
N.C
C939
0.01(FNS)
C940
0.01(FNS)
C935
N.C
C936
N.C
C933
0.01(FNS)
C934
0.01(FNS)
D935
1SS355T
D936
1SS355T
C941
220/50V(RFY)
C942
220/50V(RFY)
R931
470K
R932
470K
D932
1N4003ST
D931
1N4003ST
D933
1N4003ST
D934
1N4003ST
2
4
3
1
D951
GBJ606
C951
0.1(CQ)
1
2
3
IN OUT
GND
IC94
KIA7806APIVA
C958
1000/25V(RFO)
C957
0.1uF
C959
0.01uF
C956
0.1uF
C955
220/50V(RA3)
12345
CWP4
123
CWP3
R975
1.2K
2 1
CWP1
21
CWP2
C952
0.1(CQ)
C953
0.1(CQ)
C954
3300/35V(RFO)
C961
0.1uF
Q971
C1027YT
D971
1N4003ST
D972
1N4003ST
C971
100/63V(RFO)
R971
100K
D973
27V
D974
15V
R972
10K
C972
100/63V
C973
100/63V(RFO)
R973
100K
C974
0.1uF(Mylar)
D975
5.6V
R974
1.2K
2 1
CWSA
S901
C901
N.C
C947
0.1uF
C948
0.01uF
C902
N.C
J901
JUMPER
C903
N.C
C962
0.1uF
C963
0.01uF
C964
0.1(CQ)
JW92
2 1
CBPA
C904
0.0047
D901
1SS355T
D905
RB160
C906
0.01uF
C907
0.01uF
C912
1000/25V(RFO)
D903
1SS355T
C908
0.68/50V
D916
1N4003SRT
D914
1SS355T
C911
0.01uF
R902
10K
D911
12V
R903
10
C909
10/50V
T901
1
4
2
3
RL91
D908
JUMPER
R907
4.7K
R909
2.2K
D912
1SS355T
Q904
MMBT5551
R904
39K
R905
10K
C910
0.01uF
D906
RB160
D907
1N4003SRT
D915
1SS355T
D904
1SS355T
D910
1SS355T
D917
1N4003SRT
C915
10uF/6.3V
D918
1SS355T
C914
1uF
R906
47K
Q902
RT1N144C
Q903
RT1N144C
Q905
RT1N144C
R901
1K(1/4W)
D902
6.8V
C905
50V/10uF
D909
1N4003SRT
Q901
C1027Y
C913
50V/10uF(RFO)
C916
10/50V
OUT
GND
VIN1
2
3
IC91
NJM2845DL133
D913
1N4003SRT
C997
0.1uF
C996
0.01uF
C999
0.1uF
C998
0.01uF
D986
1SS355T
R991
47K
R992
3.9K
C981
100/16V
Q983
RT1N141C
D987
1SS355T
R993
47K
R981
10K
R983
22K
D982
1SS355T
Q981
RT1N141C
D981
1SS355T
D983
1SS355T
R986
10K
R988
47K
D984
1SS355T
R987
8.2K
R984
100K
R985
100K
R989
1K
R990 100K
D985
1SS355T
Q982
RT1N141C
D919
1SS133MT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
PMPC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
FCJ5
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
PFJD
2
1 3
4 6
5 7
8 10
9 11
12 14
13 15
16
17
PFJC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
PMJK
8
7
3
2
1
JK71
HEAD PHONE
C781
1000P
C782
1000P
R779
75
C779
100uF/50V(RFO)
R780
75
C780
100uF/50V(RFO)
R781
22K
R782
22K
R784
4.7K
R783
4.7K
Q773
KTD1304T
Q774
KTD1304T
8 7 6 5 4 3 2 1
AB
+ -+-
IC71
NJM4556AL
C774
N.C
C773
N.C
C775
22P
C776
22P
R777
47K
R778
47K
R775
47K
R776
15K
R773
15K
R774
47K
VR71
VARIABLE RES
C771
100uF/50V(RFO)
C777
100uF/50V(RFO)
D781
1SS355T
D782
1SS355T
C783
0.1uF
C784 OPEN
V+
B OUTPUT
B-INPUT
B+INPUT
V-
A+INPUT
A-INPUT
A OUTPUT
- +
B
-+
A
8765
4 3 2 1
IC82
NJM2068MDTE1
C829
N.C
C831
N.C
C835
100/50V(SILMICII)
R841
470(KAGA)/0
R843
0
C836
100/50V(SILMICII)
R842
470(KAGA)/0
R844
0
C841
N.C(APS)
C842
N.C(APS)
Q841
KTC2875B
Q842
KTC2875B
Q843
N.C
Q844
N.C
R835
100K
R836
100K
R845
1K
R846
1K
R847
N.C
R848
N.C
C828
N.C
C833
N.C
1
2
3
JK81
R863
47
C863
0.1uF
C864
100/50V(RFO)
1 2 3
GND
VCC
VIN
TX
JK82
JST1124
R881
10K
R882
10K
R871
100
D871
SIR-34ST3F
D872
1SS355T
321
VccGNDVOUT
RC81
R94EV1A
Q871
RT1P144C
C871
100/16V
C872
0.1uF
Q845
RT1N141C
Q846
RT1P144C
C827
220/50(RFY)
C834
220/50(RFY)
R831
JUMPER
R832
JUMPER
C830
N.C(APS)
C832
N.C(APS)
R825
JUMPER
R826 JUMPER
R823
N.C
R824
N.C
R801 0
R802
0
R803
0
R806
0
R807
0
R808 0
R809
0
C862
0.1uF
C861
0.01uF
24
22
21
10
2
1
JK83
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
PMAD
R811
10K
R812
22K
D812
1SS355T
Q811
RT1N141C
D811
1SS355T
11
10
9
8
7
6
5
4
3
2
1
PMAF
1
2
3
4
5
6
7
CN83
1
2
3
4
5
6
7
CN82
R670
N.C
C668
10V/2.2uF
C671
10V/2.2uF
C624
0.01(FNS)
C621
OPEN
1234567891011121314
15 16 17 18 19 20 21 22 23 24 25 26 27 28
IC64
CVIPCM5142PWR
R673
1K
8765
4 3 2 1
IC63
CVITC7WHU04FU
R663
47
R661
0
C661
220/50V(RFY)
C662
0.1uF
R664
1M
C664
15P
C663
15P
X601
16.9344MHz
R665
100
2
13
46
57
810
911
PFDF
R662
0
12345678910
11 12 15 16 17 18 19 201413
IC65
PCM5102PWR
R672
0
R686
0
R681
N.C
R687
N.C
IN OUT GND
3 2 1
IC62 LM1117S33
C611
220/50V(RFO II)
C652
0.01(FNS)
C651
220/50V(RFY)
C654
220/50V(RFY)
C623
N.C
C622
0.01(FNS)
R631
470(KAGA)
C632
2200PF(FNS)
R632
470(KAGA)
C631
2200PF(FNS)
R691 0
C691
0.01uF
R692 0
C692
0.1uF
C625
220/50V(RFO II)
R872 0
J903
JUMPER
IN OUT GND
3 2 1
IC61
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
PMJJ
9
8
7
6
5
4
3
2
1
PMJI
J905
JUMPER
J906
JUMPER
J907
JUMPER
J908
JUMPER
D922
JUMPER
D921
JUMPER
C681
0.1uF
C682
0.01uF
ET93
C899
0.1uF
C898
0.01uF
D801
1SS355T
J910
JUMPER
R961
N.C
R962
N.C
R567
R568
R569
L801
220
L802
220
2 1
CN21
R862
N.C
R805
0
R804 0
C501
0.1uF
C502
0.1uF
C503
0.1uF
C504
0.1uF
C505
0.1uF
C506
0.1uF
C507
0.1uF
C508
0.1uF
L701
220
L702
220
C798
0.1uF
C799
0.1uF
L703
220
L704
220
C693
0.1uF
C694
OPEN
C695
OPEN
R799
0.01uF
R798
1000pF
21
BN22
1 2 3 4 5
CWPB
9 8 7 6 5 4 3 2 1
CWJL
123456789
CBHL
R851
C881
0.47/50V
R852
150K
D851
1SS355T
C669
220uF/50V(RFY)
D852 1SS355T
C612
0.01(FNS)
2
1 3
4 6
5 7
8 10
9 11
12
13
PFDE
13
12
11
10
9
8
7
6
5
4
3
2
1
PMAE
R868
N.C
R869
N.C
R698 0.1uF
R699 0.01uF
C551
0.1uF
C552
0.1uF
C553
0.1uF
C554
0.1uF
C555
0.1uF
C556
0.1uF
C557 0.1uF
C558
0.1uF
C559
0.1uF
C561
0.1uF
C560
0.1uF
C564
0.1uF
C563
0.1uF
C562
0.1uF
C949
N.C
C566
0.1uF
C567
0.1uF
FG94
FG93
MCU+3.9V
GND_H/P.
GND_H/P.
GND_H/P.
+9V_A.
-9V_A.
+6V_A
GND_A
GND_D
-6V_A
+6V_A
+6V_A
-6V_A
A_MUTE
SPDIF
REMOTE
+3.3V_A
A_MUTE
GND_D
MCU+3.3V
TX
GND_A.
GND_D.
GND_D.
GND_A.
GND_D.
AUDIO_L.
AUDIO_R.
DVDD.
LDOO.
DAC_XSMT.
MISO/DAC_FMT.
DAC_LRCK.
DAC_DATA.
DAC_BCK.
DAC_SCK.
DVDD.
LDOO.
DAC_XSMT.
MISO/DAC_FMT.
DAC_LRCK.
DAC_DATA.
DAC_BCK.
DAC_SCK.
AVDD.
GND_D.
AVDD.
AUDIO_L.
AUDIO_R.
CAPP.
CAPM.
CAPP.
CAPM.
CAPP.
CAPM.
GND_A.
MS
DAC_FLT
DAC_FLT
VNEG
VNEG
VNEG
MC/DAC_DEMP.
MC/DAC_DEMP.
MOSI.
GND_D.
GND_A.
DVDD.
AVDD.
AVDD.
GND_D.
GND_A.
LDOO.
GND_A.
GND_D.GND_A.
GND_D.
DVDD.
DVDD. DAC_XSMT. DAC_LRCK.
DAC_DATA. DAC_BCK.
DSP_SCK. MISO/DAC_FMT.
MS DAC_FLT MC/DAC_DEMP.
MOSI.
GND_D
GND_D
DAC_XSMT
DAC_LRCK
DAC_DATA
MISO/DAC_FMT
MS/DAC_FLT
MC/DAC_DEMP
MOSI
GND_D
DAC_XSMT DAC_LRCK
DAC_DATA MISO/DAC_FMT MS/DAC_FLT MC/DAC_DEMP
MOSI
GND_D
+6V_A-6V_A+3.3V_D
GND_A
+3.3V_D
GND_A
+7V_DRV
+7V_DRV
+3.3V_A
GND_A.
MUTE
MUTE
GND_A.
GND_D.
GND_D. GND_A.
AVDD.
AVDD.
ET81
GND_DGND_D
GND_DGND_D
MCU_RST
BOL_RST BOOT USB_BOOT
RX MCU_RST
BOL_RST
MCU+3.9V MCU+3.3V
GND_A GND_A
DVDD.
SPDIF_3.3V
SPDIF_3.3V
RX TX BOOT REMOTE USB_BOOT
GND_D SPDIF
DSP_SCK DAC_BCK
DAC_BCK
DSP_SCK
DSP_SCK.
DAC_SCK.
ET71
+9V_A
-6V_A
MCU+3.9V
AVDD.
+6V_A
AVDD. AUDIO_R. AUDIO_L.
GND_A
GND_A
GND_D
CHGND
CHGNDCHGND
ET81
ET81
ET81
FG94
ET81
GND_DGND_A
GND_A
C932
3300/35V(RFA)(720)
470/35V(520)
47K(720)
220K(520)
STBY POWERGND POWER + POWER -
87654321
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (1/3)
POWER AUDIO

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