Sharp CD-XP700 Service Manual page 31

+B
+B
CNP5
RES
7
VPP 6
+5V
5
FCLK 4
FDO 3
FDI 2
GND 1
C81
0.01
C84 C83
0.01 0.01
7
0
5V +B
C22
10/25
C21
10/25
R24
R90
2.2K
4.7K
C23 C24
0.0015 0.0015
R25
R26
10K 10K
LRSY
ADDATA
ADBCK
ADLRCK
C60
C85
0.01
0.01
R80
82
C61
33P
(CH) R81
3.3K
C62
100/10
R82
2.2K
R83
150
+B
IC7
033LUS
LTAGE
ULATOR
5V +B
3 1
2
C39
C38
0.1
0.022
+B
+B
• The numbers 1 to 12 are waveform numbers shown in page 41.
7
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C50 XL2
47/10 4.19MHz
+B
C51
R74
R76
0.01
1K
1K
33 32 31 30 29 28 27 26 25 24 23
R71 R70
ICO
2.2K 34 22
1K
R72 1K
35 21
NC
36 20
R69 1K
VSS 21 CDEMPH 19
37 SYS-DI
NC
38 35 MP3-RES 18
SYS-DO
39 NC 17
IC5 VDD
R67 1K
40 NC 16
SYS-CL
R66 1K
IX0505AW
41 NC 15
SYS-CE
R77 1K
42 NC 14
+B INTB
R64 1K
43 13
AVDD 9 AVSS MP3 DI
R78 1K
44 MP3 DO
AVREF 12
C53
0.01
1 2 3 4 5 6 7 8 9 10 11
MP3 CL R62
1K
MP3 CE
R60
1K
Q4
Q5
KTC3875 GR KTC3875 GR
Q3
KTC3875 GR
R96 R98
R97
4.7K 4.7K
4.7K
R86
R84
4.7K
4.7K
+B
C69 C68
TP TP TP
TP
47/10 0.01
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
1
60
2 59
3 58
4 57
C2FIN
5 ADRS4 56
ADRS0
60
6 TEST1
ADRS1 ADRS5 55
59
IC3
CKIN(16M)
7 ADRS6 54
ADRS2
58
8 VSS LC78683E 53
ADRS7
57 ADRS3
CKOUT
9 VSS 52
MP3
TEST2
10 DVDD4 51
DECODER
DVDD1
11 ADRS8 50
PW
12 49
44 CASUB
13 SBSY 48
43 CASLB
SFSY 18 VCOC
14 47
42
WEB
19
15 SBCK VPDO 46
RASB
41
16 AVDD1 20 AVSS
OEB 45
VPRFR
17 44
18 43
19 42
20 41
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
C65
47/10
2.7V
44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23
IC4
C73
LC32V4265B
0.1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
IC4
LC32V4265B
4M DRAM
8 9
Figure 31 SCHEMATIC DIAGRAM (10/10)
+B
+B
IC5
IX0505AW
CD SIGNAL
CONTROL
R73
2.2K
C52
0.1
R43
+B
1K
R65 2.2K
+B
R63 2.2K
R61 2.2K
R99
10K
L2
2.2µH
+B
5V +B
L3
2.2µH
+B
+B
3.3V
+B
IC6
SI3033LU
VOLTAGE
REGULATOR
+B
5 VIN 4
VO
1 ADJ VC
3
C76
2
C78
C77
0.1
0.1
47/10
+B
10
– 31 –
CD-XP700/CD-XP7700
CNP7
1 WRQ
DRF
2
CE
3
4 DO
5 DI
CL
6
CD RES
7
CLAMP SW
8
O/C,
9
10 DISC NO
SUB-CE
11
12
MPEG POW
CNS701
FROM
DISPLAY PWB
P29 12-C
SW1
CNP4
OPEN/CLOSE
1 1 1
2 2
2
SW2
3 3 CLAMP
3
4 4 4 SW3
DISC NO.
5 5 5
M M3 T/T
6 6 UP DOWN
6
LOADING
CNS4
CD LOADING
MOTOR PWB-E
CNP6
R–CH
1
2 AGND
C79
3 L–CH
0.01
C80
4
DGND
0.022
+B
5 +5V(DIG.)
+B
+5V(ANL)
6
DGND_DRIVER
7
+B
+6.5V
8
+B
+B
11 12