SC-HC40P, SC-HC40PH, SC-HC40EG, SC-HC40EP, SC-HC40DBEB - Panasonic Audio Service Manual Supplement (repair manual). Page 15

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15
2.4.
DAB EXTENT, HEADPHONE/AUX, IR & MOTOR CIRCUIT (For SC-HC40DBEB-N)
With reference to original service manual (section 17.8.) on page 108 for Model No. SC-HC40DBEB-N
A
B
C
D
E
F
G
H
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
A
B
D
E
F
H
G
C
10
1
8
1
: +B SIGNAL LINE
 IR CIRCUIT
iPod/iPhone SWITCH
CIRCUIT (P645*)
IN SCHEMATIC
DIAGRAM - 9
TO
PANEL CIRCUIT
(CN6803)
IN SCHEMATIC
DIAGRAM - 7
TO
 SC-HC40DBEB DAB EXTENT /
 HEADPHONE/AUX / IR/MIC / MOTOR 
CIRCUIT
 MOTOR CIRCUIT
: DAB/FM SIGNAL LINE
: +B SIGNAL LINE
  DAB EXTENT CIRCUIT
SCHEMAIC DIAGRAM - 8
INTERLOCK
SWITCH CIRCUIT 
(P6801*)
IN SCHEMATIC
DIAGRAM - 9
TO
VERTICAL 
MAIN CIRCUIT 
(CN106)
IN SCHEMATIC
DIAGRAM - 3
TO
 HEADPHONE/AUX CIRCUIT
: AUDIO OUTPUT SIGNAL LINE
: AUX AUDIO INPUT SIGNAL LINE
㪑㩷
MIC AUDIO INPUT SIGNAL LINE
VERTICAL 
MAIN CIRCUIT
(CN331)
IN SCHEMATIC
DIAGRAM - 2
TO
1
10
TO DAB
MODULE P.C.B.
+
1
2
VREF-
IPOD_DOCK_OPEN
5
6
1
3
4
2
8
7
CN107
MPORT_SW
HP_R
MPORT_R
AGND
MPORT_L
HP_L
HP_SW
HP_GND
L956
J0JBC0000019
L955
J0JBC0000019
L957
J0JBC0000019
L958
J0JBC0000019
C953
4700P
4700P
L953
J0JBC0000019
L951
J0JBC0000019
L952
J0JBC0000019
L954
J0JBC0000019
R952
R951
0
0
C952
0.047
C951
0.047
470
R949
470
R950
JK952
C956
0.1
0.1
C954
7
6
3
1
5
4
2
C955
JK951
7
6
3
1
5
4
2
R339
100
C339
0.01
R331
C331
R333
C329
R334
C328
R322
R323
C322
R337
R338
M330
C321
C320
C330
R340
4.7K
R341
4.7K
R335
1K
R332
C323
R326
R324
C332
C325
R328
C326
R329
R327
R330
C327
6
7
5
2
4
3
8
1
IC320
C0ABBB000230
B1GBCFJJ0051
C324
R325
R928
6
8
9
7
2
1
4
5
3
10
CN300
C922
G2
2
1
3
G1
              B3RAC0000017
REMOTE CONTROL SENSOR
IR921
R920
D901
1K
0.1
1K
6.3V22
1K
1
16V100
2.2K
47
RMT
VREF
DGND
2.2K
1
2200P
1000P
100
1K
47P
VSS
10K
220P
1K
10K
0.1
    1 
1200P
100K
OUT
10K
1
VDD
390P
OUT
BLUE LED
270
B3AEA0000129
10K
10K
100K
D9V
9VGND
MIC OUT
MIC MUTE
M5.5V
REM_IN
VREF-
BT_CONNECT
STDBY3.3V
IPOD_DOCK_OPEN
MT640*
MOTOR
1
2
JW6805*
M+
M-
1
Q320
OP-AMP
MUTING SWITCH
P300*
L321
J0JBC0000030
L322
J0JBC0000030
L323
J0JBC0000030
L324
J0JBC0000030
L324
L325
J0JBC0000030
C333
0.1
MIC
HEADPHONE
AUX
6
8
9
7
2
1
4
5
3
10
CN330
C343
3
1
2
4
5
IC133
C332
C331
C333
C335
6
7
5
9
25
24
26
21
20
22
17
18
13
10
12
11
16
14
15
19
23
28
27
8
1
3
4
2
29
30
Z330
3.3V
1.2V
100P
GND
10
GND
VOUT
VIN
10
UART_OUT
RESET
UART_IN
GND
3.3V
VSS
CE
100P
C0DBGYY00198
VOLTAGE REGULATOR
NC
3.3V
UART_IN
GND
UART_OUT
DAB_LEFT
100P
C334 100P
DAB_RIGHT
AGND
DAB_LEFT
DAB_RIGHT
AGND
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
RESET
CHANGE
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