Read Sharp CD-DP900 (serv.man21) Service Manual online
– 29 –
CD-DP900H/E
7
8
9
10
11
12
• The numbers
1
to
12
are waveform numbers shown in page 24.
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
0
9
8
7
6
4
0
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
27 28 29 30 31 32 33 34 35 36 37 38 39 40
21 22 23 24 25 26
1
42
D_GND (DRIVER)
+7V
DISC NO SW
LD_M+
LD
_
M
–
TO
RES OUT
O/C SW
A_5V
LDD
LDS
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT2
CONT1
CONT3
VSS
VDD5
DRF
*RES
*WRQ
DO
DI
CL
CE
60
59
59
DATA
BCK
LRCK
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
XVSS
FSX/16MIN
XIN
XOUT
XVDD
XVDD
RVDD
RCHO
RVSS
43
42
41
42
41
LVSS
LCHO
LVDD
TEST
DOUT
VDD
VSS
MONI5
MONI4
MONI3
MONI2
MONI1
FSEQ
V/*P
DEFECT
SBCK/FG
SBCK/CONT6
CONT5
CONT4
GPDAC
SLDO
SPDO
FDO
REF1
VREF
20
19
18
TDO
ADAVSS
ADAVDD
JITTC
RFMON
TE
TEC
FE
TIN2 F
TIN1 E
FIN2 B
FIN1 A
RSVSS
RFVDD
RF
EFMIN
2
1
SLCIST
SLCO
CLAMP SW
CD CLK
CD DI
CD DO
CD CE
DRF
WRQ
D_5V
CD_GND
CD_L
A_GND
CD_R
10
7
1
2
2
3
4
5
6
6
3
1
9
8
7
6
2
4
5
1
2
4
3
8
5
6
1
2
4
3
5
6
+
4
1
3
2
6
5
–
M
1
3
2
CD LOADING
MOTOR PWB-F
MOTOR PWB-F
BI701
P37 12 - D
FROM DISPLAY PWB-B1
BI401
P32 5 - H
FROM MAIN PWB-A(2/3)
CONSTANT
VOLTAGE
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
C28 100P(CH)
C57 56P(CH)
C27 0.022
C34 100P(CH)
C32 100P(CH)
C30 100P(CH)
C33 0.022
C35 0.047
R39 680
R40
680
C36
0.22/50
C37
0.1
R41
12K
R42
1.2K
IC1
LC78645NE
CD SERVO
R14
1K
R15
1K
R16 1K
R17 1K
R18 1K
R20
10K
C13
0.022
R46
820
D1
DS1SS133
D2
DS1SS133
Q3
KRC102 M
R45
820
R49
1
C14
100/10
C22
0.01
C44 0.001
R24
2.2K
C23
10/25
R26
10K
10K
C25
0.0015 R27
10K
C26
0.0015
C16
330/6.3
ZD1
DZ3.3BSB
C24 10/25
L1 0.82
µ
H
R22
100
XL1
33.8688 MHz
R43
220
R28
2.2K
R29
2.2K
R32 1K
R38 1K
R33 1K
R34 1K
R35 1K
R36 1K
R37 1K
R25
2.2K
R51
3.3
(1/4W)
Fusible
Q2
KTC3203 Y
C18
100/10
R23 220
R47
100
C48
0.022
C51
0.022
C42
0.01
CNP7
CNP4
CNS4
BI4
ZD2
DZ3.9BSB
CNP8
SW1
OPEN/CLOSE
SW2
CLAMP
SW3
DISC NO.
M3
T/T UP/DOWN
LOADING MOTOR
R31
1K
10
11
3
7
8
5
4
6
9
12
Figure 29 SCHEMATIC DIAGRAM (2/14)
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