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5
2 Schematic Diagram
2.1.
CD SERVO CIRCUIT (2/2) (For SC-HC37P-K)
With reference to original service manual (section 14.3.) on page 102 for Model No. SC-HC37P-K
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-HC37P
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 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
IC7851
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
EEPROM
CHANGE
(IC7851)
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