Read Sharp SD-CX1 (serv.man7) Service Manual online
– 47 –
SD-CX1H
Figure 47 SCHEMATIC DIAGRAM (6/14)
7
8
9
10
11
12
2 3 4
1 2 3 4 5 6 7
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1
D_OUT
DATA
BCK
LRCK
D_3R3V
GND_CD2
GND_CD1
CD_FUNC
PU_IN
DR_M–
DR_CL_IN
DR_M+
DR_OP_IN
CD_RESET
BUS0_BUS0
BUS1_BUS1
BUS2_BUS2
BUCK_BUCK
BUS3_BUS3
CCE_CCE
A_3R3V
BUS0_
BUS1_
BUS2_
BUS3_
BUCK_
CCE_
+7R2V_CD
+7R2V_CD
GND_D
CD_RES
CCE
FROM MAIN
PWB
IPF
U-COM
A 3.3V
D 3.3V
3.3V
5V
FROM MD
PWB
DATA
CDGND1
DATACK
LRCK
VSS
VDD
DVR
DVSS
LO
DVDD
RO
DVSS
DVSS
XI
XO
XVDD
XVSS
TESIN
DVSS
DVDD
SEL
VREF
DMO
AVDD3
FMO
TEBC
RFGC
TRO
FOO
TEZI
TEI
SBAD
FEI
RFRP
RFZI
RFCT
AVDD
RFI
SLCO
AVSS
VCOF
PVREF
LPFO
LPFN
TMAX
PDO
ZDET
PVDD
SBSY
SFSY
DATA
DVSS
DVDD
CLCK
SBOK
DOUT
AOUT
BCK
LRCK
UHSO
HSO
1
2
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
–
+
–
+
GND
VCC
GND
PLL
TMAX
TMAX
VCO
1BIT
DAC
DAC
LPF
16K RAM
A/D
D/A
PWM
RAM
ROM
RST
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
14 13 12 11 10 9 8
7 6 5
CD SIGNAL
1.96V
1.96V
3.54V
0V
3.3V
4.81V
0V
0V
4.81V
2.4V
1.65V
4.81V
2.4V
1.65V
4.81V
0V
0V
0V
PIN
NO. VOLTAGE
IC3
37
38
38
40
41
42
43
44
45
46
47
48
49
50
51
52
53
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
55
56
39
1
2
2
4
5
6
7
8
9
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
3
0V
0V
0V
0V
0V
2.41V
4.82V
4.82V
3.3V
0V
0V
0V
0V
0V
0V
0V
1.6V
0V
4.81V
4.81V
4.81V
3.3V
1.65V
0V
1.2V
0V
1.65V
0V
0V
0V
1.57V
1.65V
1.65V
3.3V
1.65V
0V
0.76V
1.65V
0.64V
1.65V
1.65V
1.65V
1.65V
1.65V
1.54V
1.75V
1.65V
0.64V
1.65V
1.65V
1.65V
1.65V
1.65V
1.54V
1.75V
0V
3.3V
1.65V
1.65V
1.65V
0V
3.3V
0V
0V
0V
1.51V
1.55V
1.55V
3.3V
0V
1.65V
3.3V
1.65V
1.65V
1.65V
0V
4.81V
0V
4.74V
4.63V
4.62V
4.58V
4.62V
4.45V
4.81V
4.81V
4.63V
4.62V
4.58V
4.62V
4.45V
4.81V
4.81V
57
58
59
60
61
62
63
64
58
59
60
61
62
63
64
P43 12-G
18
1
TO DISPLAY
PWB
FWD03
P55 12-E
P49 12-B
+B
+B
+B
+B
10
9
7
IC3
Synchronizing
signal guarantee
EFM demodulation
Address
circuit
Data
slicer Digital equalizer
adjustment
circuit
Servo
control
Clock
generator
Correction
circuit
CLV
servo
Microcomputer interface
Digital
out
Sub-code
demodulation
circuit
Audio
output
circuit
CNPD02
CW1502B
CNSU01
C76
0.001
R111
100
R110
100
L5
100mA
NC
NC
NC
NC
NC NC NC
NC
L3
2.2
µ
H
9
16
D1
6BSB
L2
2.2
2.2
µ
H
C43
0.022
C41
0.068
C40
0.068
C42
47/16
66
2K
C46
100/10
C37
0.047
0.047
C44
0.047
X1
16.9344MHz
C48
15P
(CH)
C47
0.022
C35
0.033
C39
0.047
0.047
R38
1M
1M
C38
680P
C36
220P
(CH)
C22
022
C23
100/10
C26
00/10
L4
2.2
µ
H
R69
22K
22K
R70
22K
22K
R71
22K
22K
R72
22K
22K
C67
0.022
R52
1K
1K
C27
47P(CH)
C60
100/10
C52
0.022
C49
15P
(CH)
C32
0.0027
R42
100
C51
10P
C62
0.022
C61
100/10
C50 0.022
R23
47K
47K
C30
0.015
0.015
R27
15K
R26
150K
R24
5.6K
R25
47K
C29
0.022
C33
0.0033
0.0033
C31
0.01
0.01
C72
47/16
R48
4.7K
R47
4.7K
4.7K
R46
4.7K
R49
4.7K
4.7K
R45
4.7K
4.7K
R50
4.7K
IC4
INVERTOR
74VHC08F
IC3
SERVO/SIGNAL
CONTROL
TC9490F
C64 0.022
C63
10/16
R58
100
R57
10K
R56
10K
10K
CNP7
R53
100
R55
10K
10K
R54
10K
CNP8
CNPD1
R105
100K
C103
0.1
R104
12K
C105
0.1
R106
5.6K
C107
47/25
C104
0.022
C106
47/25
ZD101
DZ6.2BSB
R108
220
C19
470P
C21
0.022
C20
00/10
R28
10K
10K
C34
0.033
0.033
R44
100
R31
10K
10K
C28
47/16
C53
0.1
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