Panasonic SC-HC37EC / SC-HC37EE / SC-HC37EF / SC-HC37EG / SC-HC37GK / SC-HC37GN / SC-HC37GS / SC-HC37GSX / SC-HC37GT / SC-HC37P / SC-HC37PU Service Manual / Supplement ▷ View online
9
2.5.
MAIN CIRCUIT (2/4) (For SC-HC37EG/EC-S/K/W/R, SC-HC37EF-S/K/W, SC-HC37EE-S/K)
With reference to original service manual (section 14.5.) on page 104 for Model No. SC-HC37EG/EC-S/K/W/R, SC-HC37EF-S/K/W, SC-HC37EE-S/K
2/4
4/4
1/4
3/4
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 4
TO MAIN
CIRCUIT (1/4)
CIRCUIT (1/4)
TO MAIN
CIRCUIT (4/4)
CIRCUIT (4/4)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
SC-HC37EC/EE/EF/EG
MAIN
MAIN
CIRCUIT
FOR DEBUG
1
2
P1
3
4
22
23
24
26
P3
27
28
29
30
31
1
18
TO
BUTTON CIRCUIT
(CN900)
IN SCHEMATIC
DIAGRAM - 8
BUTTON CIRCUIT
(CN900)
IN SCHEMATIC
DIAGRAM - 8
H
: AUDIO OUTPUT SIGNAL LINE
: iPod/iPhone/USB SIGNAL LINE
: -B SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: TUNER AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE
: FM SIGNAL LINE
R6042
4.7K
R6113
1.5K
R6045
R6106
R6132
R1122
3.3K
C1132
6800P
100K
100K
100K
100K
100K
R6105
R1120
22K
C1130
6.3V220P
27
R1121
D1109
B0JAME000114
R6124
R6022 4.7K
4.7K
R6023
R6031
R6127
R6123
R6128
STBY_CTRL
SMPS_CUT
AP_RST
R6121
10K
R6318
R6032 100K
R6135
R6047
R6136
R6062
C6020
1000P
1000P
DZ2J390M0L
D1111
470
R1126
D1107
DZ2J030M0L
B0EAMM000057
D1108
5
3
4
8
7
6
2
1
9
T1100
T1100
G4D1A0000117
SWITCHING TRANSFORMER
C1131 6.3V33P
DZ2J220M0L
D1110
Q1101
B1ABMG000008
POWER SAVE CONTROL
100K
100K
100
100
100
R6014
iPod_OVCiPod_OVC
POS_SW_CENTRE
POS_SW_RIGHT
POS_SW_LEFT
POS_SW_ABN
iPod_DET
iPod_PCONT
D6002
D6001~D6002
DA2J10100L
C1128
22
QR401
B1GDCFJJ0041
SWITCH
QR400
B1GBCFNN0038
SWITCH
27K
R453
8
6
5
7
1
3
4
2
Q404
B1CHRD000051
+18V POWER SUPPLY
R442
10K
1000P
C417
R419 100K
R6110
SMPS_CUT
R6111
AP_V1R2_ON
AP_V1R9_ON
AP_CS
R6112
PCONT
R6109
R6094
R6088
100
100
100
100
100
100
R6098
R6025
R6060
R6064
R6086
100K
R6026
C6029
0.1
0.1
C6022 0.22
C6046
10V33P
R6008
100P
C6002
CD_RESET
RESET_SW
I2S_OFF
USB_EN
CD_M_REQ
R6056
10K
REM_IN
3
2
4
1
IC6003
C0EBY0000861
RESET
D6001
R6079
1K
1K
1K
R6057
R6114
1.5K
1
C6035
R6075
CD_SO
CD_SI
CD_TRV
CLK_CD_SCLK
R6084
USB_IN
USB_OVC
TU_INT
CD_S_REQ
KEY2
AP_LED2
AP_LED1
KEY1
PWR_LED
LED DRIVE
QR6001
B1GBCFJN0038
R6002
4.7K
R6089
100K
TU_RST
4.7K
R6092
100K
R6033
TU_SDA
FL_DI
FL_CE
CLK_FL
4.7K
R6096
R6003
4.7K
LB6025
LB6026
LB6020
LB6024
LB6027
LB6008
LB6007
FL_DI
LB6009
LB6003
9
7
5
2
3
1
4
6
8
17
15
13
10
12
11
14
16
18
CN6007
R6134
1
LB6002
CLK_FL
FL_CE
LB6021
LB6023
LB6022
LB6022
LB6001
LB6006
LB6004
LB6005
R6119
R6107
R6104
C6049
0.022
2
1
7
4
3
6
5
8
IC6004
C3EBEY000037
EEPROM
R6126
R6125
PWR_LED
AP_LED2
C6047
330P
100P
C6025
AP_CLK
R6069
R6101
R6067
R6073
100
100
100
100
100
100
100
100
100
100
100
100
100
100
AP_DOUT
100P
C6024
AP_LED1
AP_DIN
R6063
100K
100K
C6014
R6010
47K
R6076
10K
10K
R6072
C6017
1000P
1000P
1000P
1000P
1000P
0.1
2
4
3
1
6
5
CN6009
DAMP_SDA
SMPS_REGION
R6029
R6068
R6058
68K
R6065
100
100
100
100
100
100
100
100
100
100
KEY2
PDET1
R6074
KEY1
R6097
R6103
100
100
100
100
R6099
R6090
DAMP_RESET
R6070 100K
R6043
10K
C6028
R6044
R6030
R6024
220K
R6054
DAMP_ERR
LID_RIGHT
R6048
HP_MUTE
LID_LEFT
R6137
R6100
R6066
DAMP_MUTE
PDET2
DAMP_SLEEP
R6046
C6019 22P
3
1
2
X6000
C6021
18P
100
100
100
100
100
100
100
100
100
100
X6001
R6091
R6055
C6023
R6087
R6019 27K
R6093
R6053
CLK_DAMP_SCL
AP_IREQ
CLK_TU_SCL
R6028
C6027
0.1
C6026
C6005
M_VDET
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
34 35
27
26
28 29 30
32 33
31
36
38
25
40
42
44
13
46 47 48
IC6002
RFKWMHC37EG
MICROPROCESSOR
8MHz
VDD
VSS
NC
NC
NC
NC
NC
NC
NC
TU_SDA
TU_RST
TU_SCL
AP_DOUT
AP_CLK
DAMP_SDA
NC
AP_DIN
[78] FL_CLK
[77] FL_CE
AP_LED1
VSS
EE_SDA
AP_LED3
CRTIMER
AP_LED2
NC
NC
NC
PWR_LED
[76] FL_DI
GND
SDA
REGION_SUB
KEY2
OCD_SDA
PDET2(D_AMP)
SMPS_REGION
REGION
KEY1
HPMUTE
[3] DAMP_MUTE
LID_LEFT
OCD_SCK
GND MM0D0
XI
VSS
DAMP_ERR
LID_RIGHT
OSC2(OUT)
OSC1(IN)
[1] DAMP_RST
[2] DAMP_SLEEP
[2] DAMP_SLEEP
DAMP_SCL
VREF+
M_VDET
AP_IREQ
PDET1(REG)
RST_SW
REM_IN
OUT
IN
NC
VSS
USB_EN
I2S_OFF
XO
CD_MREQ
VDD33
NRST
VDD18
VSS
NC
SMPS_CUT
TRV_CW
CD_SI
VDD18
CD_SO
CD_SCLK
STBY_CTRL
ECO_MODE
POS_SW_L
EE_CS
AP_V1R9_ON
AP_V1R2_ON
WP
SCL
A1
A0
A2
VCC
EE_SCL
AP_CS
MODEL_SEL
AP_RST
[48] POS_SW_R
[49] iPod_PCONT
[50] PCONT_POW
[49] iPod_PCONT
[50] PCONT_POW
POS_SW_ABN
POS_SW_CEN
TRV_CCW
iPod_STAND_UP
iPod_DET
iPod_OVC
iPod_STAND_DN
CD_RESET
[26] USB_OVC
[28] TUN_INT
[27] USB_IN
CD_S_REQ
DAB_TX
DAB_RX
NC(Pull Up)
DGND
DGND
KEY1
KEY2
D3.3V
5R2V
FL_CL
D3.3V
VREF-
FL_DI
FL+
FL-
-VP
FL_CE
VP_GND
AIR_RED
PWR LED
AIR_BLUE
VSS
NRST
MMOD0
OCD_SDA
OCD_SCL
STBY3.3V
Q404
QR400
QR401
C6052
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
CHANGE
(LB6001~LB6009
LB6020~LB6027)
J0JBC0000014
10
2.6.
MAIN CIRCUIT (4/4) (For SC-HC37EG/EC-S/K/W/R, SC-HC37EF-S/K/W, SC-HC37EE-S/K)
With reference to original service manual (section 14.7.) on page 106 for Model No. SC-HC37EG/EC-S/K/W/R, SC-HC37EF-S/K/W, SC-HC37EE-S/K
I
K
L
J
M
O
P
N
15
16
17
18
19
20
21
22
23
24
25
26
27
28
2/4
4/4
1/4
3/4
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 6
TO MAIN
CIRCUIT (2/4)
CIRCUIT (2/4)
NOTE: “ * ” REF IS FOR INDICATION ONLY
TO MAIN
CIRCUIT (3/4)
CIRCUIT (3/4)
SC-HC37EC/EE/EF/EG
MAIN
MAIN
CIRCUIT
1
14
TO
REMOTE
SENSOR
CIRCUIT
(CN941)
IN SCHEMATIC
DIAGRAM - 7
REMOTE
SENSOR
CIRCUIT
(CN941)
IN SCHEMATIC
DIAGRAM - 7
32
33
34
35
36
37
38
40
41
42
22
23
24
26
P3
27
28
29
30
31
TO
SMPS CIRCUIT
(P1700)
IN SCHEMATIC
DIAGRAM - 9
SMPS CIRCUIT
(P1700)
IN SCHEMATIC
DIAGRAM - 9
I
D
39
TL1100
RL1100*
: AUDIO OUTPUT SIGNAL LINE
: iPod/iPhone/USB SIGNAL LINE
: -B SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: TUNER AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE
: FM SIGNAL LINE
6
7
T1
5
2
4
3
8
THERMAL PAD
1
COMP
EN
VIN
FB
GND
SW
(VOUT)
SS
BOOT
6
7
T1
5
2
4
3
8
THERMAL PAD
1
COMP
EN
VIN
FB
GND
SW
(VOUT)
SS
BOOT
DZ2J062M0L
D1114
1
C1000
G1101*
G1106*
G1106*
R1131
10
1000P
C1129
R1129
100K
R1130
33K
C1104
16V120
R1106
39
C1126
0.022
G1C100M00041
L1100
G1103*
G1104*
G1104*
C1117
1000P
1000P
D1100
DA2J10100L
D1101
DA2J10100L
C1107
22
G1C100M00041
L1101
10
C1118
LB1104
J0JHC0000107
R1128
100K
5.6K
R1111
C1108
0.047
C1115
5600P
5600P
3.3K
R1112
R1107
82K
15K
R1108
IC1100
C0DBAYY01462
+5V VOLTAGE SWITCHING REGULATOR
C1111
4700P
C1113
0.047
470K
R1127
1000P
C1001
25V100
C1121
LB1105
J0JHC0000107
4
5
1
3
2
7
6
CN1100
C1109
R1110
C1110
1000P
IC1101
C0DBAYY01462
+9V SWITCHING
REGULATOR
DZ2J062M0L
D1112
10
C1106
R1104 4.7K
R1102 33K
R1103
15K
PCONT
PDET1
DC DETECT
STBY_CTRL
M_VDET
SMPS_REGION
QR1100
QR1100
B1GBCFNN0038
DZ2J110M0L
D1113
M-
POS_SW_ABN
M+
CD_LDSW
POS_SW_RIGHT
POS_SW_CENTRE
LB1103
J0JHC0000107
D1104
D1105
B0ECKM000008
R1100
10K
2.2
C1101
G1102*
iPod_DET
8
9
11
12
10
2
5
6
3
4
1
7
14
13
CN6005
POS_SW_LEFT
REM_IN
C1100
C6050
1000P
1000P
2.2
3
1
2
4
5
IC1103
C0DBGYY01843
+3.3V VOLTAGE REGULATOR
G1105*
3 21
ZJ1100
C1123
2200P
2200P
G1107*
3
1
2
4
5
IC1102
C0DBEYY00146
+3.3V VOLTAGE REGULATOR
4.7
C1122
J0JHC0000107
LB1106
C1120
4.7
0.022
iPod_5V
iPod_GND
DGND
REM_IN
STDBY3.3V
iPod_5V
iPod_DET
POS_SW_ABN
M+
M-
INTERLOCK_SW
39
18V
18V
REGION
18VGND
18VGND
BURST SW
PCONT
GND
NC
CE
CE
GND
ADJ
VOUT
VIN
POSITION(LEFT)
POSITION(RIGHT)
POSITION(CENTER)
B0ECKM000008
VOUT
VIN
C1119
0.047
C1125
1000P
1000P
J0JHC0000107
LB1102
LB6030
J0JBC0000014
0
DELETE
(C1105, C1114)
CHANGE
(LB6030)
11
2.7.
CD SERVO CIRCUIT (2/2) (For SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R, SC-HC37GK-S/W/R, SC-HC37GT-S/W)
With reference to original service manual (section 14.3.) on page 104 for Model No. SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R
With reference to SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R service manual (section 14.3.) on page 104 for Model No. SC-HC37GK-S/W/R, SC-HC37GT-S/W
With reference to SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R service manual (section 14.3.) on page 104 for Model No. SC-HC37GK-S/W/R, SC-HC37GT-S/W
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
SC-HC37GN/GS/GSX/PU
CD SERVO
CIRCUIT
2/2
1/2
A
SCHEMATIC DIAGRAM - 2
CD SERVO CIRCUIT
TO CD SERVO
CIRCUIT (1/2)
CIRCUIT (1/2)
1
3
2
4
P1
TO
MAIN CIRCUIT
(CN6006)
IN SCHEMATIC
DIAGRAM - 5
MAIN CIRCUIT
(CN6006)
IN SCHEMATIC
DIAGRAM - 5
30
1
FOR DEBUG
B
1
TP
2
TP
3
TP
20
TP
12
TP
7
TP
8
TP
9
TP
18
TP
14
TP
16
TP
52
TP
11
TP
10
TP
: +B SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: iPod/iPhone/USB SIGNAL LINE
EXC24CE900U
A2
A5
A4
VDD
A3
DQ15
VSS
DQ1
DQ14
VDD
DQ0
NC
DQ8
DQ9
NC
A6
A8
A9
CLK
CKE
A7
DQ13
DQ7
VDD
DQ2
DQ3
VSSQ
DQ5
DQ6
/LDOM
DQ4
VDDQ
BA0
A10/AP
/CAS
/WE
/CS
A1
A0
/RAS
VSSQ
VDDQ
DQ12
DQ10
UDQM
VSSQ
DQ11
VDDQ
VSSQ
NC
NC
NC
GND
EE_DAT
VCC
EE_CLK
WP
C3ABMY000027
IC7704
16M SDRAM
MFI337S3959
IC7502
COPROCESSOR 2
R7265
100
R7266
100
C7233 0.01
0
BLKCK
NRST
STATUS
CD_IIS_LRCK
R7264
100
R7253
C7007
100P
C7003
100P
C7031
100P
100
MDATA
R7262
100
K7202
100
C7626
10
0.01
C7166
MCLK
MLD
CD_IIS_SRDATA
USBIN
R7504
2.2K
R7505
2.2K
C7501
0
C7502
0.01
1K
R7254
C7243
0
4
3
1
2
S7201
D6
NCAS
A1
A0
A3
A2
NRAS
A10
A11
D7
NWE
C7160
0.1
A9
D2
D4
D3
C7159
0.1
1
C7156
D1
D0
D5
C7155
1
D1
D0
C7150
0.1
EECS
2
1
7
8
4
5
3
6
NC
I2C
_SDA
_SDA
I2C
_SCL
NC
NC
VSS
VCC
RESET
THERMAL PAD
2
1
7
8
4
T1
5
3
6
EXTG0
NRST
SCLK
SDATA
R-CLK
R7158
33
2
3
1
5
4
CN7801
D7
C7158
0.1
0.1
A5
A6
A4
A8
A9
A7
2
1
49
11
12
10 9
40
39
41
13
38
6
4
5
45
47
46
8
7
43
42
44
27
26
24
25
15 14
16
17
19
20
22
18
21
30
29
34
33
35 36 35
31 32
23
28
3
48
50
D3
D4
D2
C7154
D6
C7157
0.01
D5
IPHONE_SDA
IPHONE_CLK
0.01
C7851
C7853
100P
EEDATA
R7853
3.3K
R7854
3.3K
EECLK
RESET_SW
10K
R7255
K7278
0
10
C7207
M+
M-
LID_LEFT
LID_RIGHT
IS2 OFF
DVSS
DGND
3.3V
C7253
CD_IIS_BCLK
K7701
K7702
K7703
270
270
270
1
6
7
5
9
12
13
10
11
18
25
26
23
24
27
28
29
30
20
19
22
21
16
14
15
17
8
2
4
3
LDSW
5V
5V
7.5V
USB_DP (+)
USB_DM (-)
DGND
DGND
TRV
OPEN_SW
RESET SW
CD_SI/ MDATA
CD_SO/ STAT
CD_RESET/ RST
LDSW
USB_IN
CD_SREQ/ BLKCK
CD_SCLK/ MCLK
CD_MREQ/ MLD
DGND
3.3V
M+
M-
I2S OFF
PGND
USB_SEL
LID_LEFT
LID_RIGHT
5V
CD_IIS_LRCK
CD_IIS_BCLK
CD_IIS_SRDATA
RESET SW
OCD_SCL
VSS
OCD_SDA
STBY3.3V
NRST
CN7002
USBDM_1
USB_SEL
USBDP_1
USBDM_1
USBDP_1
USBDM
USBDP
1K
R7896
33
R7902
33
R7901
22K
R7903
22K
R7904
VSS
0
K7258
OPEN_SW
4
3
1
2
L7001
C3EBFY000029
C3EBFY000040
C3EBFY000040
IC7851
EEPROM
CHANGE
(IC7851)
12
2.8.
MAIN CIRCUIT (2/4) (For SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R, SC-HC37GK-S/W/R, SC-HC37GT-S/W)
With reference to original service manual (section 14.5.) on page 106 for Model No. SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R
With reference to SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R service manual (section 14.5.) on page 106 for Model No. SC-HC37GK-S/W/R, SC-HC37GT-S/W
With reference to SC-HC37PU-S/W, SC-HC37GN-S/K/R, SC-HC37GS/GSX-S/K/W/R service manual (section 14.5.) on page 106 for Model No. SC-HC37GK-S/W/R, SC-HC37GT-S/W
2/4
4/4
1/4
3/4
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 4
TO MAIN
CIRCUIT (1/4)
CIRCUIT (1/4)
TO MAIN
CIRCUIT (4/4)
CIRCUIT (4/4)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
SC-HC37
GN/GS/GSX/PU
MAIN
CIRCUIT
FOR DEBUG
1
2
P1
3
4
22
23
24
26
P3
27
28
29
30
31
1
18
TO
BUTTON CIRCUIT
(CN900)
IN SCHEMATIC
DIAGRAM - 8
BUTTON CIRCUIT
(CN900)
IN SCHEMATIC
DIAGRAM - 8
H
: AUDIO OUTPUT SIGNAL LINE
: iPod/iPhone/USB SIGNAL LINE
: -B SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: TUNER AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE
: FM SIGNAL LINE
: AM SIGNAL LINE
R6042
4.7K
R6113
1.5K
R6045
R6106
R6132
R1122
3.3K
C1132
6800P
100K
100K
100K
100K
100K
R6105
R1120
22K
C1130
6.3V220P
27
R1121
D1109
B0JAME000114
R6124
R6022 4.7K
4.7K
R6023
R6031
R6127
R6123
R6128
STBY_CTRL
SMPS_CUT
AP_RST
R6121
10K
R6318
R6032 100K
R6135
R6047
R6136
R6062
C6020
1000P
1000P
DZ2J390M0L
D1111
470
R1126
D1107
DZ2J030M0L
B0EAMM000057
D1108
5
3
4
8
7
6
2
1
9
T1100
T1100
G4D1A0000117
SWITCHING TRANSFORMER
C1131 6.3V33P
DZ2J220M0L
D1110
Q1101
B1ABMG000008
POWER SAVE CONTROL
100K
100K
100
100
100
R6014
iPod_OVCiPod_OVC
POS_SW_CENTRE
POS_SW_RIGHT
POS_SW_LEFT
POS_SW_ABN
iPod_DET
iPod_PCONT
D6002
D6001~D6002
DA2J10100L
C1128
22
QR401
B1GDCFJJ0041
SWITCH
QR400
B1GBCFNN0038
SWITCH
27K
R453
8
6
5
7
1
3
4
2
Q404
B1CHRD000051
+18V POWER SUPPLY
R442
10K
1000P
C417
R419 100K
R6110
SMPS_CUT
R6111
AP_V1R2_ON
AP_V1R9_ON
AP_CS
R6112
PCONT
R6109
R6094
R6088
100
100
100
100
100
100
R6098
R6025
R6060
R6064
R6086
100K
R6026
C6029
0.1
0.1
C6022 0.22
C6046
10V33P
R6008
100P
C6002
CD_RESET
RESET_SW
I2S_OFF
USB_EN
CD_M_REQ
R6056
10K
REM_IN
3
2
4
1
IC6003
C0EBY0000861
RESET
D6001
R6079
1K
1K
1K
R6057
R6114
1.5K
1
C6035
R6075
CD_SO
CD_SI
CD_TRV
CLK_CD_SCLK
R6084
USB_IN
USB_OVC
TU_INT
CD_S_REQ
KEY2
AP_LED2
AP_LED1
KEY1
PWR_LED
LED DRIVE
QR6001
B1GBCFJN0038
R6002
4.7K
R6089
100K
TU_RST
4.7K
R6092
100K
R6033
TU_SDA
FL_DI
FL_CE
CLK_FL
4.7K
R6096
R6003
4.7K
LB6025
LB6026
LB6020
LB6024
LB6027
LB6008
LB6007
FL_DI
LB6009
LB6003
9
7
5
2
3
1
4
6
8
17
15
13
10
12
11
14
16
18
CN6007
R6134
1
LB6002
CLK_FL
FL_CE
LB6021
LB6023
LB6022
LB6022
LB6001
LB6006
LB6004
LB6005
R6119
R6107
R6104
C6049
0.022
2
1
7
4
3
6
5
8
IC6004
C3EBEY000037
EEPROM
R6126
R6125
PWR_LED
AP_LED2
C6047
330P
100P
C6025
AP_CLK
R6069
R6101
R6067
R6073
100
100
100
100
100
100
100
100
100
100
100
100
100
100
AP_DOUT
100P
C6024
AP_LED1
AP_DIN
R6063
100K
100K
C6014
R6010
47K
R6076
10K
10K
R6072
C6017
1000P
1000P
1000P
1000P
1000P
0.1
2
4
3
1
6
5
CN6009
DAMP_SDA
SMPS_REGION
R6029
R6068
R6058
220K
R6065
100
100
100
100
100
100
100
100
100
100
KEY2
PDET1
R6074
KEY1
R6097
R6103
100
100
100
100
R6099
R6090
DAMP_RESET
R6070 100K
R6043
10K
C6028
R6044
R6030
R6024
220K
R6054
DAMP_ERR
LID_RIGHT
R6048
HP_MUTE
LID_LEFT
R6137
R6100
R6066
DAMP_MUTE
PDET2
DAMP_SLEEP
R6046
C6019 22P
3
1
2
X6000
C6021
18P
100
100
100
100
100
100
100
100
100
100
X6001
R6091
R6055
C6023
R6087
R6019 27K
R6093
R6053
CLK_DAMP_SCL
AP_IREQ
CLK_TU_SCL
R6028
C6027
0.1
C6026
C6005
M_VDET
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
34 35
27
26
28 29 30
32 33
31
36
38
25
40
42
44
13
46 47 48
IC6002
RFKWMHC37EG
MICROPROCESSOR
8MHz
VDD
VSS
NC
NC
NC
NC
NC
NC
NC
TU_SDA
TU_RST
TU_SCL
AP_DOUT
AP_CLK
DAMP_SDA
NC
AP_DIN
[78] FL_CLK
[77] FL_CE
AP_LED1
VSS
EE_SDA
AP_LED3
CRTIMER
AP_LED2
NC
NC
NC
PWR_LED
[76] FL_DI
GND
SDA
REGION_SUB
KEY2
OCD_SDA
PDET2(D_AMP)
SMPS_REGION
REGION
KEY1
HPMUTE
[3] DAMP_MUTE
LID_LEFT
OCD_SCK
GND MM0D0
XI
VSS
DAMP_ERR
LID_RIGHT
OSC2(OUT)
OSC1(IN)
[1] DAMP_RST
[2] DAMP_SLEEP
[2] DAMP_SLEEP
DAMP_SCL
VREF+
M_VDET
AP_IREQ
PDET1(REG)
RST_SW
REM_IN
OUT
IN
NC
VSS
USB_EN
I2S_OFF
XO
CD_MREQ
VDD33
NRST
VDD18
VSS
NC
SMPS_CUT
TRV_CW
CD_SI
VDD18
CD_SO
CD_SCLK
STBY_CTRL
ECO_MODE
POS_SW_L
EE_CS
AP_V1R9_ON
AP_V1R2_ON
WP
SCL
A1
A0
A2
VCC
EE_SCL
AP_CS
MODEL_SEL
AP_RST
[48] POS_SW_R
[49] iPod_PCONT
[50] PCONT_POW
[49] iPod_PCONT
[50] PCONT_POW
POS_SW_ABN
POS_SW_CEN
TRV_CCW
iPod_STAND_UP
iPod_DET
iPod_OVC
iPod_STAND_DN
CD_RESET
[26] USB_OVC
[28] TUN_INT
[27] USB_IN
CD_S_REQ
DAB_TX
DAB_RX
NC(Pull Up)
DGND
DGND
KEY1
KEY2
D3.3V
5R2V
FL_CL
D3.3V
VREF-
FL_DI
FL+
FL-
-VP
FL_CE
VP_GND
AIR_RED
PWR LED
AIR_BLUE
VSS
NRST
MMOD0
OCD_SDA
OCD_SCL
STBY3.3V
Q404
QR400
QR401
C6052
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
CHANGE
(LB6001~LB6009
LB6020~LB6027)
J0JBC0000014
Click on the first or last page to see other SC-HC37EC / SC-HC37EE / SC-HC37EF / SC-HC37EG / SC-HC37GK / SC-HC37GN / SC-HC37GS / SC-HC37GSX / SC-HC37GT / SC-HC37P / SC-HC37PU service manuals if exist.