Panasonic SL-CT820EB / SL-CT820EE / SL-CT820EG Service Manual ▷ View online
A
B
C
D
E
F
G
H
25
26
27
28
29
30
31
32
33
34
35
36
C605
10V10
R605
47K
C606
10V10
Q602
UN5114TX
UN5114TX
MUTING CONT.
Q601
B1GFGCAA0001
B1GFGCAA0001
MUTING
G
D
S
C13
10V47
IC61
C0DBAFE00017
C0DBAFE00017
REGULATOR
D71
MA729TX
C19
1
R55
100K
Q301
B1CHGD000006
B1CHGD000006
SWITCHING
C54
0.1
R53
100K
R52
1M
SL-CT820(EG,EB,EE) CIRCUIT DIAGRAM
CN11
R50
1.2
R83
12K
R82
12K
12K
R44
270
Q42
B1ABMD000004
B1ABMD000004
SWITCHING(CHARGE)
Q302
UN5114TX
UN5114TX
SWITCHING(CHARGE)
Q81
2SD1819ATX
2SD1819ATX
SWITCHING(CHARGE)
JK701
HEADPHONE
HEADPHONE
JK601
OPT OUT/ OUT
OPT OUT/ OUT
R551
1K
C608
680P
C651
0.1
R56
100K
R57
1K
Q704
B1GFGCAA0001
MUTING
ICP11
K5H1522A0018
L
R
G
S
G
K
R705
2.2
R708
1K
R706
2.2
1
2
4
3
5
9
8
7
R607
1K
C607
680P
C551
0.1
JK12
EXT BATT
EXT BATT
C15
0.1
Q13
XP161A1355PR
XP161A1355PR
BATTERY
LOSS CANCEL
LOSS CANCEL
G
D
S
C1
3300P
C17
0.1
D12
MA729TX
R14
100K
R13
1M
Q11
UN5214TX
UN5214TX
BATTERY
LOSS CANCEL
LOSS CANCEL
Q
W
N
J
d
h
f
A
E
L71
330
H
L12
100
H
S
IC12
C0CBAFD00003
C0CBAFD00003
BATTERY LOSS
CANCEL
CANCEL
5
4
2
3
CE
OUT
NC
V
SS
LX
1
2
3
4
5
IC71
C0CBCBZ00001
C0CBCBZ00001
REGULATOR
1
2
3
4
5
Q41
2SB157400L
2SB157400L
REGULATOR
C2
4V470
C72
0.1
C71
6.3V22
P
Y
M
e
L702
L703
L701
C731
1000P
R707
1K
R901
2.2K
R910
2.2K
Q903
UN5114TX
UN5114TX
BUZZER DRIVE
L
Q902
UMG6NTR
UMG6NTR
MUTING CONT.
Q901
UN5114TX
UN5114TX
MUTING CONT.
R709
2.2K
R704
4.7
R703
4.7
C706
4V220
C705
4V220
B
C
Q551
DTA143EUA106
DTA143EUA106
POWER SUPPLY
(OPTICAL)
(OPTICAL)
D
D701
MA8056MTX
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
9
8
10
11
12
PV
CC
2
SGND
RST
OUT
RSTIN
STBY
IN2
EI
EO
SPR
T
SOFT
STBY
IN1
SEL
V
DD
2P51
V
DD
2P52
PGND
SW2
CP1
CP2
CP1C
CP2C
VG
ACDET
OUT
REFB
SW1
PV
CC
1
C7
6800P
C5
0.022
IC1
C0DBAFG00014
C0DBAFG00014
DC-DC CONVERTER
C6
0.1
C8
0.022
R1
100K
R2
82K
C18
0.1
R4
330K
R5
150K
R6
100K
R10
220
R11
22
R17
100K
C1
1
4V100
C4
0.022
C3
0.022
R7
100K
F41
ERY32SB075VA
D1
MA729TX
D2
MA729TX
R
S
D
G
Q501
B1CHMC000007
B1CHMC000007
POWER SUPPLY
CONT.
CONT.
D61
MA729TX
C62
6.3V22
C61
100P
L61
100
H
C552
0.1
L705
R602
2.2K
C709
1000P
C708
1000P
Q705
UN5115TX
UN5115TX
MUTING CONT.
V
L1
100
H
V
DD
GND
D602
MA8056MTX
R3
R8
j
R9
1K
1K
R61
56K
R60
56K
(2.8V)
3.9V
1
C20
100P
R16
10
O
D3
MA8056MTX
2 RECHARGEABLE
BATTERIES
BATTERIES
2.4V
JK11
DC IN
DC IN
4.5V
C609
1000P
C602
1000P
2.5V
1.5V
1.5V
2.5V
2.5V
3.3V
2.5V
2.4V
(0V)
(0V)
(2.4V)
0V
(0V)
0.7V
0.4V
(0V)
(0V)
0.7V
0V
(2.8V)
3.9V
3.9V
(2.8V)
3.9V
(2.8V)
(6.8V)
8.2V
(6.8V)
8.2V
0V
0V
2.5V
3.3V
0V
0V
0.6V
(-0.1V)
0.6V
(-0.1V)
2.5V
(2.4V)
0V
2.5V
2.4V
(-0.2V)
0V
(2.4V)
2.5V
0V
2.4V
0V
0V
4.2V
0V
3.6V
2.5V
1.4V
1.2V
0.5V
0V
(1.8V)
2.8V
(1.2V)
2.3V
0V
2.4V
(0V)
2.5V
2.5V
2.5V
2.5V
3.9V
(2.8V)
1.1V
1.3V
4.9V
(3.7V)
7.3V
(6.1V)
8.3V
(7.1V)
2.5V
2.4V
(0V)
(-0.1V)
0.6V
(-0.1V)
0.6V
(2.4V)
0V
(2.4V)
0V
(0V)
2.4V
2.5V
2.5V
-0.1V
(-0.2V)
(-0.2V)
-0.1V
8.6V
(7.7V)
(1.9V)
0V
3.6V
4.2V
3.9V
(2.8V)
2.5V
2.5V
0V
2.5V
2.5V
0V
:POSITIVE VOLTAGE LINE
:PLAYBACK SIGNAL LINE
SL-CT820EB / SL-CT820EE / SL-CT820EG
17
SL-CT820EB / SL-CT820EE / SL-CT820EG
18
12 Printed Circuit Board and Wiring Connection Diagram
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
SL-CT820(EG,EB,EE) P.C.B.
Note: This printed circuit board diagram may be modified at any time with the development of new technology.
(SIDE:A)
(SIDE:B)
1
5
1012
13
15
24
20
IC1
R52
R17
C
B
E
Q41
C5
C4
C6
R3
D361
R50
R58
R59
F41
R1
1
R2
R4
R1
R306
R44
RJ402R10
C7
C8
C18
R8
Q42
C
B
E
R53
R16
R17
C61
C19C3
C11
C62
L1
L401
L402
L61
L71
S201
S310
OFF
ON
S301
D501
1
5
10
15
25
20
30
35
28
27
40
45
50
54
IC502
R506
R521
R516
R201
C521
C524
S308
C515
E
C
B
Q505
R507
R509
C519
C533
C532
C13
L403
C2
R372
R321
R515
R518
R310
R324
R519
R326
R57
R329
C303
C611
C501
C707
C703
C704
C502
C507
C610
L704
L502
L504
R314
R312
S304
CN101
1
2
3
4
5
6
8
9
10
11
12
13
14
15
16
7
R202
C206
C207
R206
R374
C701
C705
C201
C613
C603
C604
C614
C551
C205
C608
C607
R341
R301
R308
R601
R551
R359
R316
R204
R205
C606
C605
S303
S302
1
5
8
9
10
15
16
IC201
R397
R604
R603
R605
R607
R602
C
E
C
B
E
Q601
B
S305
C552
R708
R703
R705
R706
R707
R704
R14
R334
R7
R377
C706
C
B
G
D
S
Q13
B
E
1
B
3
C
4
C
5
Q902
C708
C709
C17
C602
C651
R709
R311
D12
L705
S306
OFF
ON
R13
Q11
IC12
E
D701
C731
L12
CN11
IC401
1
12
13
24
25
30
35
36
37
48
5
10
15
20
40
45
E
C
B
Q305
S
D
G
Q501
Q301
1
3
4
5
IC61
4
5
IC71
S
D
G
E
C
B
Q81
C72
C405
C407
C404
C431
C528
C506
C403
C401
C402
C437
C412
C54
D71
C71
C406
D61
D2
D1
R55
R5
R6
R83
R9
R60
R405
R401
R82
R61
ICP1
1
E
C
B
Q504
1
3
IC501
65
70
75
80
85
90
95
1
5
10
15
20
25
32
33
35
35
40
45
50
55
60
64
30
96
97
100
105
110
115
120
125
128
R517
R508
R514
R513
R504
C517
C513
C523
C522
C516
C520
C529
C526
C518
S
D
G
Q502
R302
R511
R520
R512
R502
R304
R505
C702
C510
C561
C504
C505
C527
C531
C302
C306
D502
X501
E
C
B
Q302
IC302
1
4
5
8
1
IC301
20
21
25
30
35
40
45
50
55
60
61
65
70
75
80
5
10
15
R325
R331
C304
C301
E
C
B
Q307
S
D
G
Q101
E
C
Q551
B
E
C
Q903
E
C
B
Q705
E
C
B
Q901
E
C
B
Q304
C
E
B
B
Q602
C
B
E
B
E
C
B
E
Q704
C1
L703
L701
R207
R208
R910
R901
R56
R315
R317
R318
R320
C20
C208
C609
D101
D602
D3
C15
L702
OPT OUT
/OUT
R
L
G
G
K
2
8
9
7
1
5
3
4
JK701
JK601
JK12
DC IN 4.5V
EXT BATT
JK11
S
S
HEADPHONE
2 RECHARGEABLE
BATTERIES 2.4V
BATTERIES 2.4V
CHG
7
5
3
1
5
3
1
8
6
4
2
6
4
2
8
7
6
5
4
3
2
1
TRAVERSE
MOTOR
REST DET.
SWITCH
SPINDLE
MOTOR
S202
CN401
OPTICAL PICK-UP
High MAT
SHORT
LAND
SL101
HOLD
VOL(+)
VOL(-)
VREF
RF
GND
V
DD
(REP3809G-M)
SL-CT820EB / SL-CT820EE / SL-CT820EG
19
SL-CT820EB / SL-CT820EE / SL-CT820EG
20
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