Vestax VCI-100MKII, Service Manual

Page: 53 / 63

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D D
C C
B B
A A
Ҕ
ર კ
ဦ
Ӝ
ᆀ
Vestax
೛
ी
ހ ԃ
/
Д
/
В ԛ ೛ी ፓࢗ
A1
D+3.3V
DP
DM
D+5V
D+5V
D+3.3V
D+3.3V
D+3.3V
LRCK
BCLK
DAC_1
DAC_2
MCLK
Audio Mute Circuit
ADC
SDA
SCL
CTL
MUTE1
R
ESET
CS RW
RC0
RC1
RC0
RC1
CS
RW
SENS.-L SENS.-R
SENS.-L
SENS.-R
A+3.3V A+3.3V
D+5V
LRCK
BCLK
ADC
MCLK
Master Ouput 1 (A/C)
ɀݙཀ :
OPA ߕ߈ޑႝ৒׷፦ፎᒧҔ X5R or X7R
AVCC
A-VCC
MUTE
A-VCC
AVCC
Master_1_L
Master_1_R
Master_2_L
Master_2_R
ADAPTOR USB
nADAPTOR
0X-XCOM
1X-XCOM
ZCOM
GAIN_DOWN
L H
ON
ON
OFF
OFF
0Z=GND 1Z=A-VCC
A-VCC AVCC
R207
2K
3
2
1
IC201A
BA4558F
5
6
7
IC201B
BA4558F
8
4
IC201C
BA4558F
1
2
3
VR201A
50KA
1'
2'
3'
VR201B
50KA
C201
100P
R201
2K2
R203
22K
C203
10P
R205
10K
C209
104
C208
104
R208
2K
C202
100P
R202
2K2
R204
22K
C204
10P
R206
10K
+
EC201
0.47/50
+
EC202
0.47/50
VREF
1
AGND
2
VCC
3
VDD
4
DGND
5
SCKI
6
LRCK
7
BCK
8
DOUT
9
MD0
10
MD1
11
FMT
12
VinL
13
VinR
14
IC202
ICPCM1808PWR
R
209
10
0
R
210
10
0
R
211
10
0
R
212
10
0
C206
104
C207
104
A+3.3V VREF
C205
104
+
EC203
10/25
1a
1c
1b
JK201A
2a
2c
2b
JK201B
TUSB3200 TUSB U U 3200
P1.3
28
P1.4
29
P1.5
30
P1.6
31
P1.7
32
DVSS
33
CSCLK
34
CSYNC
35
CDATO
36
DVDD
37
DVDDS
27
CRESET
39
CDATI
38
P3
.0
14
P3
.1
15
D
VSS
16
XI
N
T
17
P3
.3
18
P3
.4
19
P3
.5
20
DV
DD
21
NC
22
PL
LO
EN
23
P1
.0
24
P1
.1
25
P1
.2
26
PLLFILO
1
AVDD
2
PWMO
3
PLLO
4
DVSS
5
PUR
6
DP
7
DM
8
DVDD
9
MRSET
10
TEST
11
EXTEN
12
RSTO
13
CS
CHI
N
E
40
SD
A
41
SC
L
42
DV
DDS
43
MC
L
K
O
44
MC
L
K
O2
45
D
VSS
46
MC
L
K
I
47
MC
L
K
I2
48
AVSS
49
XTAL
O
50
XTAL
I
51
PL
LF
ILI
52
IC401
C401 100P
C402 102
R
401
3K
0
9
R416 DNS
R
409
D
N
S
R
410
D
N
S
R
411
10
0
R
412
10
0
R
432
0
R
413
D
N
S
R
414
D
N
S
R
415
D
N
S
R405 1K5
R406 27R4
R407 27R4
C403
30P
C404
30P
CD
5
NC
4
RST
1 VC
C
2
GND
3
IC403
G696L293T1UF
C405
104
C406
472
C407
472
C417
104
C412
104
C411
104
C
413
10
4
C
414
10
4
C
415
10
4
C
416
10
4
D+5V D+3.3V
D+3.3V
X401
6MHz
R437
150
C408
27P
C409
27P
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VC
C
8
IC402
24LC64TIMI
R431
10
D+3.3V
C410
104
R4300 R429
10K
R428
4K99
R427
4K99
R436 100
R435 100
R434 100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
FCN1
C+5V
3
2
1
VR101
10K2B
3
2
1
VR102
10K2B
R801
560K
R802
560K
3
2
1
Q801
2SA1037
D802
1N4148 D801
1N4148
AVCC
A-VCC MUTE
1
2
3
JK902
ZD901
DISR26
DC7.5V_1A
ZD902
0
2
1
3
4
L1
UH465516-351
C913
104
C914
104
C901
104
C902
104
+
EC902
4.7/50
R906
0
+5V
GGND
GND
OE
1
A
2
GND
3
Y
4
Vcc
5
IC908
74AHC1G125GW
CTL
Q901
DTC114YUA
R924
10K
nADAPTOR
+VBUS
1
D-
2
D+
3
GND
4
5
6
JK901
DP
DM
VBUS
R901
4R7
R9
0
7
10
K
CTL
D+5V
R951
0
IN
2
OUT
1
GND
3
IC903
NJU7223DL1-33
+
EC907
4.7/50
C905
104
C+5V A+5V
C906
104
ZD904
MBRS140LT3
+
EC905
4.7/50
A+3.3V
IN
2
OUT
1
GND
3
IC902
NJU7223DL1-33
+
EC903
4.7/50
C903
104
C904
104
ZD903
MBRS140LT3
+
EC904
4.7/50
D+5V
D+3.3V
7
8 1
2
3
4 5
6
SW_C
SW_E
TIME
GND COMP
Vcc
Ipk
DRV_C
IC904
MC34063ADR
R911
0R22
R913
1K
C910
470P
ZD905
DISR26 L2
220uH
L4
22uH
R905
DNS
+
EC910
10/25
+
EC908
47/16
R912
2K2
R914
3K9
1Y
A+5V
A-VCC
-4.1V/-8.9V
7
8 1
2
3
4 5
6
SW_C
SW_E
TIME
GND COMP
Vcc
Ipk
DRV_C
IC906
MC34063ADR
R915
180
R916
0R5
C911
100P
ZD909
DISR26
R902
3K3
R903
1K
R904
1K1
0X
L6
22uH
R917
DNS
AVCC
5.3V/8.7V
1Y
1
0Y
2
1Z
3
Z-COM
4
0Z
5
INH
6
VEE
7
VSS
8
C
9
B
10
A
11
0X
12
1X
13
X-COM
14
Y-COM
15
VDD
16
IC909
TC4053BFT
A-VCC
1Y
D+5V
C907
104
0X
nADAPTOR
3
2
1
Q902
2SC4116GR
R908
22K
R909
47K
AVCC
A-VCC
GAIN_DOWN
SDIN
1
DEM/SCLK
2
LRCK
3
MCLK
4
8
9
VQ
5
FILT+
6
AOUTL
7
AOUTR
10
VA
GND
IC702
CS4344
R722 100
R723 100
R724 100
R725 100
DAC_1
BCLK
LRCK
MCLK
A+3.3V
C710 104
C711
104
GND
R726
3K24
C714
332
R730
10K7
R747
3K
R728
5K36
C716
100P
Master_1_R
G
D
S
Q706
2SK880GR
D702
1SS352
GAIN_D
R732
47K
R734
47K
R736
47K
R738
47K
R740
100
3
2
1
Q702
2SD2114
R742
1K
MU
T
E
3
2
1
IC703A
TL074
5
6
7
IC703B
TL074
10
9
8
IC703C
TL074
12
13
14
IC703D
TL074
4
11
IC703E
TL074
C718
100P
1
2
JK701A
3
4
JK701B
R727
3K24
C715
332
R731
10K7
R748
3K
R729
5K36
C717
100P
G
D
S
Q707
2SK880GR
D703
1SS352
GAIN_D
Master_1_L
R733
47K
R735
47K
R737
47K
R739
47K
R741
100
3
2
1
Q703
2SD2114
R743
1K
MU
T
E
C719
100P
C712 104
C713 104
AVCC
A-VCC
ɀݙཀ
:
OPA
ߕ߈ޑႝ৒׷፦ፎᒧҔ
X5R or X7R
SDIN
1
DEM/SCLK
2
LRCK
3
MCLK
4
8
9
VQ
5
FILT+
6
AOUTL
7
AOUTR
10
VA
GND
IC700
CS4344
R700 100
R701 100
R702 100
R703 100
DAC_2
BCLK
LRCK
MCLK
A+3.3V
C700 104
C701
104
GND
R704
3K24
C704
332
R708
10K7
R745
3K
R706
5K36
C706
100P
Master_1_R
G
D
S
Q704
2SK880GR
D700
1SS352
GAIN_D
R710
47K
R712
47K
R714
47K
R716
47K
R718
100
3
2
1
Q700
2SD2114
R720
1K
MU
T
E
3
2
1
IC701A
TL074
5
6
7
IC701B
TL074
10
9
8
IC701C
TL074
12
13
14
IC701D
TL074
4
11
IC701E
TL074
C708
100P
1
2
JK700A
3
4
JK700B
R705
3K24
C705
332
R709
10K7
R746
3K
R707
5K36
C707
100P
G
D
S
Q705
2SK880GR
D701
1SS352
GAIN_D
Master_1_L
R711
47K
R713
47K
R715
47K
R717
47K
R719
100
3
2
1
Q701
2SD2114
R721
1K
MU
T
E
C709
100P
C702 104
C703 104
AVCC
A-VCC
C720
473
R744
1K
GAIN_DOWN
Input Level
Master Ouput 2 (B/D)
Audio Input Circuit
6
7
8
9
10
1
2
3
4
5
TE5
To Front PCB
TE5
To/From Control PCB
FCN1
Audio Ouput Circuit
B Type USB Jack
USB Power In (5V/0.5A)
Adapter Power In
DC7.5V/1A
USB Power
Adapter Power
2
3
1
5
6
4
SW901
5MD3S102AM6QES
+5V
VBUS
D+5V
Power for A/D D/A
Power for TUSB
To MCU To DC/DC
CTLA
1
FLGA
2
FLGB
3
CTLB
4
OUTB
5
GND
6
IN
7
OUTA
8
IC905
ICAIC1528-0
C915
104
R950
10K
R
925
10
K
IN
1
OUT
3
GND
2
IC901
7805
+
EC901
100/25
+
EC914
100/25
+
EC912
100/25
+
EC911
100/25 LESR
+ EC909
100/25 LESR
L3
22uH
+
EC710
10/25
+
EC711
10/25
+
EC704
10/25
+
EC705
10/25
+
EC700
10/25
+
EC701
10/25
+
EC702
10/25
+
EC703
10/25
+
EC706
10/25
+
EC707
10/25
+
EC708
10/25
+
EC709
10/25
+
EC801 10/25 LLC
+
EC802 220/25
nADAPTOR
D+5V
+ EC205
10/25
VREF
+ EC204
10/25
A+3.3V
R213
100K
AVCC VREF
+
EC712
47/25
+
EC713
47/25
+
EC714
47/25
+
EC715
47/25
Vin
1
Gnd
2
On/off
3
Vout
5
Bypass
4
IC203
C212
DNS
C211
104
C210
104