Panasonic SC-HC35DBEB / SC-HC55DBEB / SC-HC55DBGN / SC-HC55EG / SC-HC55P / SC-HC55PC / SC-HC55PU Service Manual / Supplement ▷ View online
21
3.10. MAIN CIRCUIT (2/4) (For SC-HC55P/PC-K)
With reference to original service manual (section 15.5.) on page 118 for Model No. SC-HC55P/PC-K
B
2/4
4/4
1/4
3/4
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 4
SC-HC55P/PC MAIN
CIRCUIT
TO MAIN
CIRCUIT (1/4)
CIRCUIT (1/4)
TO MAIN
CIRCUIT (4/4)
CIRCUIT (4/4)
P1
9
1
TO
TUNER CIRCUIT
(CN51)
IN SCHEMATIC
DIAGRAM - 10
TUNER CIRCUIT
(CN51)
IN SCHEMATIC
DIAGRAM - 10
TO LEFT SPEAKER
TO RIGHT SPEAKER
: CD AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: iPod/iPhone SIGNAL LINE
: +B SIGNAL LINE
:TUNER/BLUETOOTH/AUX/MIC AUDIO INPUT SIGNAL LINE
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
R129
R128
L954
J0JBC0000014
C129
C131
1
C132
1
R126
R127
C134
C950
MUTING
MUTING
MUTING CONTROL
C993
L956
J0JBC0000014
R959
R955
C133
C135
C136
C137
C130
1
2
CN102
RCH-
C141
CL950
SPKL+
1
2
CN106
L103
G1C150M00023
G1C150M00023
C138
L104
C952
R958
VCC18V
R963
L102
G1C150M00023
C128
C127
C956
LCH+
C139
C162
CK10
R140
CK11
C161
C143
L105
G1C150M00023
RCH+
LCH+
C140
Q952
Q952
B1GFGCAA0001
R969
R968
R957
R960
C951
L955
J0JBC0000014
3
2
5
4
1
6
3
2
5
4
1
6
Q951
Q951
B1GFGCAA0001
+3.3V REGULATOR
C0DBGYY00887
R971
HP_MUTE
R970
R972
R966
R967
B1ADCE000012
Q950
Q950
6
2
3
4
5
1
7
JK952
HEADPHONE
VCC18V
18V_GND
R122
B1GBCFJN0038
QR100
MUTING
MUTEA
AGND
D_AMP_RESET
R138
D3R3V
C123
0
K107
CLK_MCLK
C122
R134
R119
R133
R131
R132
APD
C121
R137
PDET2
CLK_BCLK_D-AMP
CLK_LRCK_D-AMP
SDATA_D-AMP
C124
SDA
CLK_SCL
SPKR+
4
5
T1
45
46
44
48 47
2
1
3
32
34
36
35
33
42
40
41
43
37
39 38
8
16 17
15
13 14
9
6
7
27
25
22 23
20
19
21
24
26
18
30
31
28
29
Thermal
Pad
11
12
10
C1AB00003600
IC103
C125
C126
270
R973
390
R974
390
4.7
6.8
470
0.22
390
390
270
6.8
2200P
CHASSIS GND
25V220
1
LCH+
0.1
390
1.5K
1
0.22
6.8
2200P
0.01
RCH+
0
0
2200P
2200P
6.8
LCH -
RCH -
LCH +
0.1
0.1
0.1
0.1
0.22
RCH +
NC
TEST3
[13]MONI1
MONI1
ERROR
1.5K
PLL
DVDD
VSS
1
1
TEST2
REG15
NC
220
LRCLK
MUTEX
SCL
SDA
4.7K
220
[1]ADD
SDATA
RSTX
MCLK
33
TEST1
BCLK
DGND
220
BSP2P
[26]GND
[25]GND
OUT2P
VCCP2
OUT2P
BSP2N
OUT2N
OUT2N
1
NC
REG_G
10
10
270
270
1000P
NC
VCCP2
ASP
ST_MONO
NC
NC
[38]OUT1P
[37]BSP1P
[37]BSP1P
1
25V220
VCCP1
VCCP1
OUT1P GNDP1
1
GNDP1
OUT1N
BSP1N
OUT1N
1K
1K
390
47K
0.027
0
2700P
CLK_TU_SCL
TU_SDA
TU_INT
TU_RST
C351
1
1
C352
3
2
6
7
4
5
1
9
8
CN350
D5V
C707
L350
L701
0
0
10
3
2
4
1
IC702
C708
GND
10
CE
VIN
OUT
VSS
3.3V
INT
RST
SCLK
SDIO
GND
R OUT
L OUT
C954
1
5
4
3
2
6
7
MPORTR
C953
R952
C960
R951
L951
J0JBC0000019
L952
J0JBC0000019
L953
J0JHC0000118
R954
L950
J0JBC0000019
MPORTL
C959
MPORT_SW
18V_GND
AGND
C958
JK951
AUX
(EXT-IN)
4700P
4700P
1
1
0
R953
0
12K
12K
1000P
P1
TUNER_GND
TU_L
TU_R
K110
0
C955
CHASSIS_GND
C961
1000P
1000P
CK12
C158
C159
1000P
1000P
C157
1000P
C160
1000P
C957
1000P
R150
0
R151
0
R152
0
R153
0
(L110, L111, L112, L113)
DELETE
(R150, R151, R152, R153)
ADD
(R123)
DELETE
22
3.11. MAIN CIRCUIT (3/4) (For SC-HC55P/PC-K)
With reference to original service manual (section 15.6.) on page 119 for Model No. SC-HC55P/PC-K
B
2/4
4/4
1/4
3/4
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 5
SC-HC55P/PC MAIN
CIRCUIT
TO MAIN
CIRCUIT (4/4)
CIRCUIT (4/4)
TO MAIN
CIRCUIT (1/4)
CIRCUIT (1/4)
P1
9
1
TO
PANEL CIRCUIT
(CN6801)
IN SCHEMATIC
DIAGRAM - 12
PANEL CIRCUIT
(CN6801)
IN SCHEMATIC
DIAGRAM - 12
TO
BUTTON CIRCUIT
(CN6802)
IN SCHEMATIC
DIAGRAM - 12
BUTTON CIRCUIT
(CN6802)
IN SCHEMATIC
DIAGRAM - 12
: CD AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: +B SIGNAL LINE
: iPod/iPhone SIGNAL LINE
:TUNER/BLUETOOTH/AUX/MIC AUDIO INPUT SIGNAL LINE
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
K
L
J
M
O
P
N
KEY1
R898
R846
R845
R829
R830
R814
D3R3V
SDA
CLK_FL
FL_DI
CLK_SCL
TU_RST
R876
R841
R899
R868
R854
R837
MOTION_LED_2
TU_SDA
R815
CLK_TU_SCL
PWR_LED
TU_INT
R890
R892
R812
R855
C873
C871
PW_VBUS
C813
R889
PDET1
R874
8.2K
C875
R888
R871
R875
C874
C872
R840
TL803
KEY2
R873
R870
R810
R809
R806
R813
MIC_MUTE
C807
APD
BT_CONNECT
DIMMER
MAINV_DET
C812
PDET2
HP_MUTE
R862
R884
R883
R824
R964
IPOD_PCONT
USB_IN
BT_UARTOUT
BT_UARTIN
CD_S_REQ
R853
IPOD_OPEN
R877
R839
R833
R823
R821
C825
R965
R822
R880
R981
DGND
FL_DI
R826
R832
R831
TL826
INH_MUX
CKS2
R864
QR801
B1GBCFJN0038
R857
CD_LOADING
D857
D857
B0ACCK000012
R879
100
YMH_ENA
TL824
R956
DGND
PWR_LED
R828
KEY2
KEY1
R827
CD_SI
CD_SO
CLK_CD_SCLK
STBY_CTRL
IPOD_DET
REST_SW
CD_RESET
D_AMP_RESET
VTUNER_IN
CD_M_REQ
C828
STBY3R3V
CLK_FL
FL_CE
NRST
D3R3V
3
2
4
1
IC803
C0EBE0000434
3
2
6
7
4
5
1
9
8
CN900
LED DRIVE
R820
MUTEA
DGND
DGND
POS_SW_LEFT
POS_SW_CENTRE
MUX_A
MUX_B
POS_SW_RIGHT
C819
C820
R843
R804
C545
R962
D3R3V
MPORT_SW
YMH_RESET
ADC_PDN
R836
R847
REM_IN
STBY3R3V
MOTION_LED 2
TL820
TL809
C808
R802
X801
H0A327200097
R805
R801
3
1
2
X802
H2B800400007
C805
C806
R808
TL818
FL_CE
TL819
(R983)
PCONT
EN_BUFFER
R807
LID_RIGHT
R811
R803
LID_LEFT
R835
ECO_MODE
R950
R863
NRST
79
77 76
78
49 50
74
71
72
67
68
56
55
58
57
52
51
54
53
65
66
61
62
59
60
64
63
70
69
73
75
10
8
7
9
12
11
99
100
95 94
96
97
90
91
89
93 92
98
4
6
5
2
1
3
81
82
80
86
87
88
84 83
85
45
19
17
15
14
16
18
43
23
21
20
22
41
24
39
37
27
26
29
28
31
30
33
32
35
34
36
38
25
40
42
44
13
46 47 48
IC801
R838
R858
C831
C833
D858
B0ACCK000012
9V
D3R3V
D3R3V
TL814
7
9
10
8
4
5
1
3
2
6
12
11
CN901
4
3
2
1
5
6
7
8
IC800
C3EBFY000006
7.5V
KEY2
10K
100
1.5K
LD_CCW
ADC_PDOWN
D3.3V
PWR LED
NC
VDD18
NC
330P
SK
VCC
EEPROM
MOTION LED 1
VSS
EE_SDA
NC
EE_CS
EE_SCL
CS
220K
0.1
XI
XO
VSS
OSC1(IN)
22P
22P
VDD33
4.7K
100K
1000P
12K
47K
12K
1000P
1000P
1000P
100K
10K
1K
100
100K
4.7K
100
100
NC
VDD
VSS
KEY1
KEY2
MOTION_SCL
TU_RST
DSP_SCL
MOTION_SDA
MOTION_INT
TU_INT
PDET2(D-AMP)
100
100
100
RFKWMHC55PM0
[3]
IPOD_IPDET
100
100
1000P
1000P
1000P
[4]
4.7K
REGION
100
PCONT_POW
DIMMER
100
OCD_SCK
LID_LEFT
4.7K
0
100
100
GND MMOD
OSC2(OUT)
EN_BUFFER
LID_RIGHT
100
100
[1]
[2]
[2]
APD_IN
OCD_SDA
OCD_SDA
MIC_MUTE
BT_LED
BT_LED
PDET1(REG)
VREF+
M_VDET
10K
100
1000P
NC
100
100
HP_MUTE
DAB_NRST
NC
FL_CE
NC
NC
MODEL_SEL1
NC
NC
100
DSP_SDA
DAB_TX
DAB_RX
[77]MOTION_LED
[78]FL_CLK
[79]TU_SDA
[78]FL_CLK
[79]TU_SDA
[76]FL_DI
100
100
100
100
100
100
100
MOTION_IRDR
TU_SCL
PWR_LED
GND
100
ECO_MODE
DO
APD_CHK
0.022
TEST
NRST
10K
DI
NC
[52]ADC_CKS2
[53]YMH_ENA
[53]YMH_ENA
[50]MUX_B
[49]MUX_A
[51]MUX_INH
DGND
MOTION_SCL
MOTION_SDA
MOTION_LED1
MOTION_LED 2
MOTION_IRDR
MOTION_INT
100K
100P
100P
100K
NC
100
REM_IN
0.22
100
100
CD_S_REQ
1K
100
100
1K
100
100
1
100
100
VDD18
VSS
CD_SI
CD_SO
100K
NC
RESET
VSS
100K
100K
100K
100
100
100
100
100
IN
OUT
10V33
KEY1
NC
47K
100
YMH_RST
100
[27]USB_IN
[28]IPOD_PCONT
[28]IPOD_PCONT
[26]IPODDOCKOPEN
MICROPROCESSOR
AUX_SW
CD_RESET
1.5K
LD_CW
POS_SW_L
POS_SW_R
POS_SW_CEN
DSP_MUTEX
VTUNER_IN
BT_TX/uP_RX
CD_SCLK
IPOD_DET
BT_RX/uP_TX
REST_SW
D-AMP_RESET
STBY_CTRL
CD_M_REQ
DGND
D3.3V
FL-
FL_CL
FL_DI
FL_CE
FL+
VP_GND
-VP
PW_-VP
FL_GND
FL-
FL+
R1102
R1104
R901
R902
0
0
2.7
2.7
2.7
CK4
CK6
CK5
CK2
CK1
CK3
R825
100
R819
100
R816
100
R818
100
R984
100K
DELETE
23
3.12. MAIN CIRCUIT (4/4) (For SC-HC55P/PC-K)
With reference to original service manual (section 15.7.) on page 120 for Model No. SC-HC55P/PC-K
B
2/4
4/4
1/4
3/4
SC-HC55P/PC MAIN
CIRCUIT
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 6
TO MAIN
CIRCUIT (3/4)
CIRCUIT (3/4)
TO MAIN
CIRCUIT (2/4)
CIRCUIT (2/4)
1
27
TO
CD SERVO
CIRCUIT
(CN7002)
IN SCHEMATIC
DIAGRAM - 2
CD SERVO
CIRCUIT
(CN7002)
IN SCHEMATIC
DIAGRAM - 2
TO
SMPS CIRCUIT
(CN905)
IN SCHEMATIC
DIAGRAM - 13
SMPS CIRCUIT
(CN905)
IN SCHEMATIC
DIAGRAM - 13
NOTE: “ * ” REF IS FOR INDICATION ONLY
: CD AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: +B SIGNAL LINE
: - B SIGNAL LINE
: iPod/iPhone SIGNAL LINE
:TUNER/BLUETOOTH/AUX/MIC AUDIO INPUT SIGNAL LINE
I
K
L
J
M
O
P
N
15
16
17
18
19
20
21
22
23
24
25
26
27
28
9V_GND
AGND
R1014
K1005
0
STBY_CTRL
C1013
R1010
C1122
C1004
PDET1
D1004
B0ACCK000012
R1011
R1013
C1012
D1012
B0JCMD000066
L1106
G1C100MA0464
L1102
DC/DC CONVERTER
G1C101MA0249
9V
R1008
C1104
C1002
C1001
SWITCHING REGULATOR
PCONT
VCC18V
18V_GND
2
4
3
1
6
5
CN1004*
C1124
TL1000
ECO_MODE
L7001
J0JHC0000034
D3R3V
LID_LEFT
LID_RIGHT
R7004
R7003
STBY3R3V
R1106
TUNER_GND
K1011
0
PDET1
B0ACCK000012
D1001
IPOD5V
R1105
PCONT
D1002
B0JCMD000066
R1127
J0JHC0000118
L1100
C1102
C1103
3
2
4
1
C0DBGYY00887
IC1005
R1101
C1119
C1107
R1116
C1115
L1104
G0A330ZA0045
6
7
T1
5
2
4
3
8
ThermalPad
1
IC1009
DGND
5V_GND
DGND
0
K1010
+3.3V REGULATOR
C1114
C1106
R1123
R1126
R1124
R1115
MAINV_DET
C1118
FL_GND
R7002
CD_LDSW
R7001
D5V
USB_IN
CD_LOADING
9V_GND
R7006
Q7001
B1ADCE000012
CLK_CD_BCK
CD_IIS_SDO
CLK_CD_LRCK
M+
CLK_CD_MCLK
DGND
C7001
R7007
REST_SW
CD_RESET
9V
CD_SI
CLK_CD_SCLK
CD_M_REQ
CD_SO
CD_S_REQ
VTUNER_IN
M-
1
6
7
5
9
12
13
10
11
18
25
26
23
24
27
20
19
22
21
16
14
15
17
8
2
4
3
CN7002
R7005
K1001
0
K1006
0
K1007
0
PDET1
D3R3V
C1117
R1111
0
K1008
D1003
B0JCMD000066
C1125
R1103
POWER SUPPLY
SWITCHING REGULATOR
POWER CONTROL
C1123
Q1000
B1DHCC000034
C0DBAYY00462
IC1000
D1005
B0ACCK000012
D5V
R1110
QR1000
B1GBCFJN0038
6
7
T1
5
2
4
3
8
ThermalPad
1
C0DBEYY00123
IC1006
VCC18V
1K
47K
10K
VOUT
10
VIN
100K
R1128
10K
6.8K
1
33K
COMP
18V
3.3K
5600P
25V470
FB
PRELOAD
SW
(VOUT)
(VOUT)
GND
22
BOOT
SS
0.015
EN
VIN
10
39
0.022
4.7K
18V
1
18VGND
STBY_CTRL
18VGND
10
GND
10
22
K1013
0.15
VIN
BST
0.1
SW
10K
820
EN
0.1
SS
FB
3.3K
6800P
COMP
47K
GND
CE
NC
EN
NC
GND
10
NC
FB
0
10
15K
10
47K
VOUT
VIN
10
10
CD_SO / STAT
M+
M-
5V
CD_IIS_BCLK
CD_IIS_LRCK
3.3V
LID_RIGHT
LID_LEFT
VTUNER_IN
DGND
CD_IIS_MCLK
5V
LDSW
USB_IN
DGND
CD RESET / RST
CD_SREQ / BLKCK
1K
1K
47K
SWITCH
1.5K
0
0
CD_IIS_SRDATA
CD_MREQ / MLD
CD_SI / MDATA
CD_SCLK / MCLK
9V
PGND
10
OPEN_SW
3.3K
REST SW
LOADING
6
7
5
2
4
3
8
1
1
P1
1
2
FP1000
750mA
VCC18V
C1126
4.7
S
D
G
QR1001
B1DHCC000034
R1125
100K
B0EAMM000057
D1011
L1103
J0JBC0000041
D1006
B0BC3R0A0262
PW_-VP
D1007
B0BC027A0264
C1111
35V33
R1112
47K
L1107
POWER SUPPLY
Q1001
Q1001
B1BABK000001
POWER SAVE CONTROL
0
R1122
C1121
35V33
35V33
R1130
8.2K
68K
5
3
4
8
7
6
2
1
9
T1000
T1000
G4D1A0000117
D1009
B0JAME000114
FL+
FL-
FL_GND
PCONT
C1110
16V100
C1120
5600P
R1120
47
FL2
FL1
SWITCHING TRANSFORMER
C1135
0.1
C1136
10V100u
C1134
0.1
C1008
1000P
1000P
C1132
4700P
C7003
0.022
C7002
0.022
C7000
1000P
1000P
CHASSIS_GND
D1013
B0BC035A0007
C0DBAYY01218
L1101
G1C100M00041
B1GBCFNN0038
POWER CONTROL
QR1002
12K
2200P
DELETE
(ZJ1000)
CHANGE
CHANGE
1000P
0
CHANGE
3900P
DELETE
(K1012)
ADD
(L1101)
CHANGE
B1GBCFJN0038
DELETE
(K1009)
CHANGE
24
3.13. MAIN (BLUETOOTH) CIRCUIT (For SC-HC55P/PC-K)
With reference to original service manual (section 15.8.) on page 121 for Model No. SC-HC55P/PC-K
MAIN (BLUETOOTH) CIRCUIT
SCHEMATIC DIAGRAM - 7
SC-HC55P/PC MAIN (BLUETOOTH)
CIRCUIT
: +B SIGNAL LINE
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
R106
1
C106
BT_L
BT_R
AGND
R136
C108
10
MIC_OUT
5V_GND
BT_UARTOUT
BT_UARTIN
A5V
L100
D0GBR00JA008
R107
C107
10
R100
0
2.7K
2.7K
R101
C103
L303
D0GBR00JA008
6
7
5
2
4
3
8
1
IC100
C0ABBA000159
OP-AMP
R103
7
9
10
8
4
5
1
3
2
6
12
11
CN302
C104
1
C102
22P
22P
BT_R_P
GND
D5V
BT_GND
BT_RIN
BT_LIN
D5VGND
BT_UART_OUT
+B
BT_UART_IN
BT_L_P
BT_GND
BT_L_N
TO BLUETOOTH MODULE
BT_R_N
MB
MB
MB
MB
MB
MB
MB
MB
MB: MAIN (BLUETOOTH) SCHEMATIC DIAGRAM 3,7
C101
C100
22P
22P
4.7K
4.7K
4.7K
4.7K
10K
R103
R102
R104
R109
R108
10K
10K
10K
R105
CHANGE
220P
220P
4700P
4700P
CHANGE
CHANGE
CHANGE
1K
1K
1K
1K
2.2K
CHANGE
2.2K
2.2K
2.2K
Click on the first or last page to see other SC-HC35DBEB / SC-HC55DBEB / SC-HC55DBGN / SC-HC55EG / SC-HC55P / SC-HC55PC / SC-HC55PU service manuals if exist.