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Model
SC-HC17EB SC-HC17EC SC-HC17EE SC-HC17EG
Pages
114
Size
13.22 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / COMPACT STEREO SYSTEM
File
sc-hc17eb-sc-hc17ec-sc-hc17ee-sc-hc17eg.pdf
Date

Panasonic SC-HC17EB / SC-HC17EC / SC-HC17EE / SC-HC17EG Service Manual ▷ View online

85
14.8. TUNER CIRCUIT
C
C
SCHEMATIC DIAGRAM - 7
TUNER
 CIRCUIT
SC-HC
17EB/EC/EE/EG
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
 TUNER CIRCUIT
TO
MAIN CIRCUIT
(CN6000)
IN SCHEMATIC
DIAGRAM - 3
FM ANT
:TUNER AUDIO INPUT SIGNAL LINE
: FM SIGNAL LINE
: +B SIGNAL LINE
LB52
J0JYC0000118
R51
R52
560
2.2K
3
2
6
7
4
5
1
9
8
CN51
C51
1000P
L51
G1CR18JA0020
VA51
LB51
G2
G3
G1
JK51
C65
0
C66
33P
C67
3P
R53
4.7K
R54
4.7K
C61
0.1
R59
2.2K
R60
2.2K
R62
0
R61
0
2
1
4
1
2
14
T1
17
19 18
16
15
20
3
1
3
Thermal
Pad
1
1
5
10
8
9
7
6
IC52
R55
R56
R57
220
220
1K
C62
0.1
GND
VDD
V
IO
S
CLK
S
DIO
RST
S
EN
RFGND
AMI
RCLK
LIN
DOUT
DFS
RIN
FM RADIO RECEIVER
C1AB00003569
GCGPO1
GCGPO
2
NC
NC
FMI
J0JBC0000032
DCLK
3.3V
SDIO
DOUT
RST
SCLK
GND
DCLK
DFS
INT
86
14.9. PANEL, BUTTON, POSITION SWITCH & MOTOR CIRCUIT
D
D
SCHEMATIC DIAGRAM - 8
PANEL / BUTTON / POSITION SWITCH / MOTOR
 CIRCUIT
SC-HC17EB/EC/EE/EG
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
PANEL CIRCUIT
E
BUTTON CIRCUIT
G
MOTOR CIRCUIT
F
POSITION SWITCH CIRCUIT
NOTE: “ * ” REF IS FOR INDICATION ONLY
B
TO
MAIN
CIRCUIT (CN6008)
IN SCHEMATIC 
DIAGRAM - 4
E
TO
BUTTON
CIRCUIT (CN901)
IN SCHEMATIC 
DIAGRAM - 8
D
TO
PANEL
CIRCUIT (CN6802)
IN SCHEMATIC 
DIAGRAM - 8
B
TO
MAIN CIRCUIT 
(CN6005)
IN SCHEMATIC 
DIAGRAM - 6
G
TO
MOTOR CIRCUIT 
(P904)
IN SCHEMATIC 
DIAGRAM - 8
F
TO
POSITION SWITCH
CIRCUIT (P906*)
IN SCHEMATIC 
DIAGRAM - 8
TL6806
TL6805
TL6801
TL6803
TP1
TP3
TL680
2
TL6804
TP
TL
TL
TL
TL
TL
TL
TP
+
: +B SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
LOADING
MOTOR*
C6820
22
C6801
25V10
21
5
6
3
1
2
4
19
9
7
8
16
17
11
10
12
15
14
13
18
20
35
37
38
39
40
41
43
44
42
36
33
22
31
29
27
24 23
26 25
28
30
32
34
IC6801
C0HBB0000057
FL DISPLAY DRIVER
R6804
39K
18
13
11
10
6
5
8
2
1
9
7
12
15
14
17
16
34
30
28
29
31
35
22
19
21
20
27
25
2324
26
A2BB00000185
FL DISPLAY
FL6801
7
6
10
11
8
9
5
3
2
4
1
13
12
CN6801
0.1
C6827
SEG3
SEG2
S
EG11
P6
S
EG1
2
SEG8
SEG6
SEG7
P16
P8 P9
P13
P15
P14
P11
P10
P12
F-
F-
P18
P17
S
EG9
P7
S
EG10
SEG4
SEG5
S
EG15
P4
S
EG13
P5
S
EG14
DOUT
FL_D
A
T
A
NC
VSS
NC
FL_C
S
SEG1
VDD
FL_CLK
GRID03
-V
P
S
EG16
P3
S
EG1
7
GRID07
GRID08
GRID06
9G
GRID09
5G
4G
6G
F+ F+
2G 3G
1G
8G
7G
S
EG18
P2
P1
GRID04
GRID05
NC
FL-
-VP
FL+
VP_GND
VSS
FL_DI
FL_CE
FL_CL
VDD
VREF-
KEY 1
KEY 2
REM_IN
STDBY_3.3V
D3.3V
NC
NC
O
S
C
GRID01
NC
NC
GRID02
2
3
1
5
4
P905B*
P906*
4
3
1
2
S641
4
3
1
2
S643
CLOSE
VREF-
OPEN
POSITION (OPEN)
M+
POSITION (CLOSE)
M-
2
1
M+
M-
TL1*
TL2*
2
1
P904
(BLACK)
M-
M+
(RED)
S914
R911
3.3K
R926
4.7K
R925
7.5K
S906
R924
4.7K
S905
S907
2.2K
R912
R915
1.2K
S901
S913
S911
3.3K
R923
S904
3.3K
R921
S903
S912
1.2K
R913
1.2K
R914
VOL+
USB
CD
RADIO
POWER
S915
CD OPEN
/CLOSE
VOL-
REV SKIP
PLAY/PAUSE
FWD SKIP
STOP
G2
2
1
3
G1
IR6801
B3RAD0000204
REMOTE SENSOR
R6805
100
R6801
0
...HC17
2
1
4
3
CN6802
R6803
47
C6828
1
DGND
VREF
OUT
NC
VREF-
KEY1
KEY2
2
1
4
3
CN901
NC
VREF-
KEY1
KEY2
87
14.10. SMPS CIRCUIT
H
H
SCHEMATIC DIAGRAM - 9
SC-HC17EB/EC/EE/EG
SMPS
 CIRCUIT
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
SMPS CIRCUIT
B
TO
MAIN CIRCUIT
(CN1100)
IN SCHEMATIC 
DIAGRAM - 6
NOTE: “ * ” REF IS FOR INDICATION ONLY
AC IN
220V ~ 240V
50Hz
: +B SIGNAL LINE
K1700*
F1
ERZV10V511CS
Z1752
3
2
4
1
G0B183E00004
L1702
F1BAF1020020
C1728
D4CAA5R10001
TH1701
C1725
0.15
3
2
1
ZJ1701
P1751
K1701*
G2
G1
ZA1701*
HEATSINK
C1710
F1BAF471A013
470P
MAIN TRANSFORMER
R1726
R1724
D1708
DA22F2100L
B0EAKT000063
D1703
4.7
R1700
G1C100K00019
L1700
C1705
4700P
R1708
22
33K
R1704
4
3
1
2
PC1701
B3PBA0000503
FEEDBACK
10
C1720
R1718
22
B0BC03
2
00003
D1
7
09
D1
7
0
2
B0BC
7
R500001
C1708
1000P
C1701
50V10P
10K
R1705
3.3K
R1703
Q1701
DSA500100L
STANDBY SWITCH
C1714
0.1
R1728
8.2K
R1725
22K
R1729
22
1000P
C1704
C1716
0.01
R1727
100K
Q1700
B1ABGC000001
PCONT SWITCH
R1710
47K
3
2
1
ZJ1702
10K
R1711
0.47
C1719
R1730
6.8K
R1707
10K
4
5
1
3
2
7
6
P1700
1.2K
R1717
R1701
1.5K
22K
R1706
390K
R1716
0.1
C1709
220P
C1713
QR1700
B1GBCFJJ0051
STANDBY CONTROL
1
4
2
3
IC1701
C0DBZMC00006
SHUNT REGULATOR
1
2
3
11
10
12
6
5
8
7
9
T1700
G4DYZ0000059
C1703
25V1000P
~
-~
4
+
1
2
3
D1701
B0EBNR000049
C1702
0.22
3
1
2
D1700
B0ABSM000008
F1BAF1020020
1000P
1000P
C1727
6.8K
R1702
C1712
0.1
0.1
C1715
C1700
390P
C1706
400V100
6
7
5
2
4
3
8
1
IC1700
C0DACYY00012
SWITCHING REGULATOR
T2A 250V
D
1.5M
1.5M
18VGND
18V
18V
18VGND
BURST SW
REGION
PCONT(ECOMODE)
FB/
OLP
D
D
D
VCC
S/OCP
GND
88
15 Printed Circuit Board
15.1. CD SERVO P.C.B.
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
G
H
10
11
12
13
CD SERVO  P.C.B. (REP4781B)
A
(SIDE A)
NOTE: " * " REF IS FOR INDICATION ONLY
(SIDE B)
SC-HC17EB/EC/EE/EG
CD SERVO P.C.B.
M
M
PbF
PbF
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X X X
X
X
X
X
X
X
X X
X
X
X
X
X
X
C7334
IC7001
X7201
X7205
CN7801
S7201
(RESET SW)
D7341
D7342
D7343
C7102
C7107
C7142
C7151
C7152
C
7
155
C7161
C7162
C7163
C7166
C7205
C7206
C
72
13
C7216
C7217
C
72
18
C7223
C7225
C7226
C7236
C
72
3
7
C7239
C7241
C7244
C7253
C7263
C
72
64
C
72
65
C7267
C
7
340
C
7
341
C7613
C7615
C7616
C7725
C7735
C7741
CN7002
K7101
K
7
10
2
K7202
K
72
58
K7701
K7702
K
77
03
R
7
111
R7151
R
72
05
R
72
0
7
R7208
R7211
R
72
1
2
R
72
13
R7214
R7217
R
72
18
R7220
R7253
R7262
R7264
R7265
R7266
R7322
R7335
R
7
340
R7341
R
77
61
R7896
CN7001
C
7
003
R7901
R7173
IC7002
IC7851
C
7
851
C
7
853
R7853
C7160
C
7
159
C
7
158
C
7
156
C
7
15
7
C
7
154
C
7
335
R
7
3
2
5
R
7
3
2
3
R7331
R7315
R7332
R
7
650
R
7
601
C
7
601
C
7
6
7
0
C7626
C7031
C
72
43
C7268
C7269
R7336
R
7
349
R
7
3
27
C7352
C7233
C
72
0
7
C7230
C7339
C7338
C7315
R7712
R
77
0
2
R
77
0
7
R
77
1
7
R7254
R7255
Q7601
R
7
3
2
9
IC7704
R
77
31
R
772
1
C
72
38
C7235
C
72
34
D7650
C7753
C7755
C7752
C7754
C
7
150
C7208
R
7
3
2
8
R
7
3
2
1
K
772
4
R7158
R
722
1
K7278
R7267
R
7
90
2
R7903
R
7
904
K7111
R
7
854
C
7
00
7
L7336
C7204
M7302*
(TRAVERSE MOTOR)
(FOR DEBUG)
(TO OPTICAL PICKUP UNIT) 
M7301*
(SPINDLE MOTOR)
3567A-1
3567A-1
3567A-1
3567A-1
K7002
K7012
K7211
K7212
1+
2-
B
C
E
144
140
135
130
125
120
115
109
108
100
95
90
85
80
73
72
70
65
60
55
50
45
40
37
36
30
25
20
15
10
5
1
1
5
4
3
2
2
4
3
1
1
2
4
6
8
29
30
27
28
25
26
23
24
21
22
19
20
17
18
15
16
13
14
11
12
9
7
5
3
10
15
10
5
1
20
24
30
29
28
22
21
15
8
14
7
1
1
4
5
8
50
46
41
36
31
26
25
20
15
10
5
1
1+
2-
TP64
TP63
TP48
TP5
TP9
TP45
TP44
TP47
TP52
TP28
TP13
TP27
TP26
TP29
TP30 TP24
TP49
TP33
TP25
TP34
TP46
TP12
TP71
TP94
TP7
TP3
TP11
TP1
TP21
TP31
TP32
TP18
TL1
TP20
TP50
TP8
TP90
TP51
TP2
TP14
TP67
TP69
TP37
TP36
TP10
TP23
TP39
TP16
TP38
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