DOWNLOAD Sony HCD-S20 Service Manual ↓ Size: 4.51 MB | Pages: 40 in PDF or view online for FREE

Model
HCD-S20
Pages
40
Size
4.51 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-s20.pdf
Date

Sony HCD-S20 Service Manual ▷ View online

HCD-S20
HCD-S20
29
29
6-13.  SCHEMATIC  DIAGRAM - USB Board -
C3
1uF/25V/Y5V
C3
1uF/25V/Y5V
SW14
TAC020
SW14
TAC020
C9
5pF/
50V/
N
P0
C9
5pF/
50V/
N
P0
C1
0.1uF/25V/Y5V
C1
0.1uF/25V/Y5V
C2
100pF/50V/NP0
C2
100pF/50V/NP0
ESD3
NC/
PESD5V0S1BA/
30K/
35pF
ESD3
NC/
PESD5V0S1BA/
30K/
35pF
P3
4PIN/2mm
P3
4PIN/2mm
C4
100pF/50V/NP0
C4
100pF/50V/NP0
ESD4
NC/
PESD5V0S1BA/
30K/
35pF
ESD4
NC/
PESD5V0S1BA/
30K/
35pF
XS3
4PIN/2.0mm/100mm
XS3
4PIN/2.0mm/100mm
ESD12
NC/
PESD5V0S1BA/
30K/
35pF
ESD12
NC/
PESD5V0S1BA/
30K/
35pF
R1
22
R1
22
C8
5pF/
50V/
N
P0
C8
5pF/
50V/
N
P0
XS2
4PIN/2.0mm/100mm
XS2
4PIN/2.0mm/100mm
VR1
ENCODER
VR1
ENCODER
C7
100pF/50V/NP0
C7
100pF/50V/NP0
R2
22
R2
22
VCC
D-
D+
GND
Shell B
Shell A
1
2
3
4
1
2
3
4
VOL+
GND
VOL-
GND
GND
VCC
21
1
2
3
4
65
21
1
2
3
4
21
1
2
3
4
1
3
2
4
5
DP
DN
VOL+
VOL-
DN
DP
KEY_POWER
KEY_POWER
VOL-
VOL+
USB BOARD
A
3
6
2
5
B
C
1
4
HCD-S20
HCD-S20
30
30
• 
 : Uses unleaded solder.
• See page 20 for Circuit Boards Location.
VFD BOARD  
(COMPONENT SIDE)
VFD BOARD  
(CONDUCTOR SIDE)
A
B
C
1
2
3
4
5
6
6-14.  PRINTED  WIRING  BOARD - VFD Board -
HCD-S20
HCD-S20
31
31
6-15.  SCHEMATIC  DIAGRAM - VFD Board -
R27
100
R27
100
ZD2
BZX79C5V1
ZD2
BZX79C5V1
C8
1000pF/
50V/
X
7R
C
8
1000pF/
50V/
X
7R
R28
100
R28
100
C6
0.1uF/50V/X7R
C6
0.1uF/50V/X7R
Q4
PNP_3CG3906M
Q4
PNP_3CG3906M
R11
10K
R11
10K
R19
10K
R19
10K
R18
10K
R18
10K
R32
470
R32
470
R2
0
R2
0
C2
1000pF/50V/X7R
C2
1000pF/50V/X7R
R15
1K
R15
1K
R7
470
R7
470
C4
47pF/50V/NP0
C4
47pF/50V/NP0
R1
470
R1
470
Q5
NPN_3DG3904M
Q5
NPN_3DG3904M
C1
0
1000pF/
50V/
X
7R
C
10
1000pF/
50V/
X
7R
3.3uF/50V
CE1
3.3uF/50V
CE1
Q2
NPN_3DG3904M
Q2
NPN_3DG3904M
R22
4.7K
R22
4.7K
U135
DRIVER_VFD_CS6312EN
U135
DRIVER_VFD_CS6312EN
R2
3
0
R2
3
0
C1
1
1000pF/
50V/
X
7R
C
11
1000pF/
50V/
X
7R
Q3
NPN_3DG3904M
Q3
NPN_3DG3904M
XS2
12PIN/2.0MM/220mm
XS2
12PIN/2.0MM/220mm
R6
5.6
R6
5.6
ESD4
NC/
PESD5V0S1BA/
30K/
35pF
ESD4
NC/
PESD5V0S1BA/
30K/
35pF
R13
10K
R13
10K
XS3
3PIN/2.0mm/80mm
XS3
3PIN/2.0mm/80mm
R14
0
R14
0
C3
4.7uF/16V/Y5V
C3
4.7uF/16V/Y5V
3.3uF/50V
CE2
3.3uF/50V
CE2
CE4
47uF/10V
CE4
47uF/10V
C1
2
1000pF/
50V/
X
7R
C
12
1000pF/
50V/
X
7R
R12
1K
R12
1K
R4
470
R4
470
R17
51K
R17
51K
C1
0.1uF/50V/X7R
C1
0.1uF/50V/X7R
VFD135
-
VFD135
-
C7
4.7uF/16V/Y5V
C7
4.7uF/16V/Y5V
C9
1000pF/
50V/
X
7R
C
9
1000pF/
50V/
X
7R
R8
330/1%
R8
330/1%
R3
10K
R3
10K
IR1
IR_10mm
IR1
IR_10mm
R16
1K
R16
1K
R33
4.7K
R33
4.7K
Q1
NPN_3DG3904M
Q1
NPN_3DG3904M
R5
2.2
R5
2.2
R25
100
R25
100
C5
0.1uF/50V/X7R
C5
0.1uF/50V/X7R
R39
1K
R39
1K
R9
18K
R9
18K
R10
4.7K
R10
4.7K
R20
10K
R20
10K
ZD1
BZX79C6V2
ZD1
BZX79C6V2
SW1
SW2
SW3
SW4
SDout
SDin
GND
SCLK
/CS
KEY1
KEY2
KEY3
KEY4
VDD
SEG1/K1
SEG2/K2
SEG3/K3
SEG4/K4
SEG5/K5
SEG6/K6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
VEE
SEG13
SEG14
SEG15
SEG16
G6
G5
G4
G3
G2
G1
VDD
LED4
LED3
LED2
LED1
GND
OSC
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
F1
F1
P14
P13
P12
NC(2G)
P11
P10
P9
NC(2G)
P8
3G
2G
1G
NP
F2
F2
4G
5G
6G
7G
8G
NC(6G)
P6
P7
NP
NC(1G)
P5
P4
P3
P2
P1
IR
GND
VCC
GND
GND
IR_5V
+5VA
-24V
+5VA
1
2
3
4
5
6
7
8
9
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
41
42
43
44
1
2
3
4
5
6
7
8
9
10
11
12
21
1
2
3
1
2
5
6
7
8
9
10
11
12
13
27
28
29
30
31
32
26
25
24
23
22
21
15
14
3
4
16
17
18
19
20
1
2
3
4
5
IR
VFD_CLK
VFD_CS
VFD_DATA
IR
AC2
LR
24
AC1
VFD_CLK
VFD_CS
+5VA
VFD_DATA
+12V
-24V
+5VA
+12VA
+5VA
AC2
+12V
-24V
IR_5V
+12V
ADC_KEY1
ADC_KEY2
++
+ +
++
VFD BOARD
A
3
8
6
2
5
B
C
7
1
4
HCD-S20
HCD-S20
32
32
KEY BOARD  
(COMPONENT SIDE)
KEY BOARD  
(CONDUCTOR SIDE)
A
B
C
D
1
2
3
4
5
6
7
• 
 : Uses unleaded solder.
• See page 20 for Circuit Boards Location.
6-16.  PRINTED  WIRING  BOARD - KEY Board -
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