Read Sharp SD-EX200 (serv.man19) Service Manual online
SD-EX200H
– 12 –
Figure 12 BLOCK DIAGRAM (1/6)
+7.9V
Q84
DIGITAL OUT
CONTROL
LEVEL_CONT
TO 1-BIT AMP./
PROTECT CIRCUIT
SECTION
PROTECT CIRCUIT
SECTION
CNP501
TO DISPLAY SECTION
PROTECT
A/D_RESET
OFFSET PROTECT
TUN_SM
TUN_DO
TUN_CLK
TUN_DI
TUN_CE
TO TUNER UNIT
A_GND
TUN_CE
TUN_DI
TUN_CLK
TUN_DO
TUN_L
VCC_9V
TUN_R
TUN_SM
FM_DET
A_GND
ICT21
LC72723
RDS DECODER
+5V
+9V
QT21
MPXIN
VDDA
VDDD
RDS_DATA
RDS_CLK
RDS_RDY
RDS_RST
RD_RDY
RDCL
RDDA
RST
4.332 MHz
XT21
X_IN
X_OUT
DIG_FUNC
R
L
LOUT
A3.3V
ROUT
16MOUT
LRCK
BCK
DATA
L_C
TUNER
GP351TZ
IC4
DIGITAL OUT
VCONT
REV
FWD
VO5—
VO5+
VO3—
VO3+
VO4—
VO4+
FD0
TDO
+5V
VDD
VVDD
MUTING
Q82
Q2
+7.9V
LID_SENS
VDD5
CONT5
SLDO
SPDO
TIN2
TIN1
FIN2
FIN1
RVDD
XVDD
—
OUT2
OUT1
VCC
IC2
LA6574H
FOCUS/
TRACKING/
DRIVER
SW4
PICKUP IN
M
M
M801
SLED
MOTOR
M802
SPINDLE
MOTOR
IC1
LC78646E
CD SERVO
+3.3V
SPIN/SLED
REG
IN
IN
IC3
LM358D
OP-AMP.
VCC
DATA
BCK
LRCK
16MOUT
CONT3
CONT2
VCONT
FD0
TD0
TD0
VREF
LDD
PD
ADAVDD
LVDD
RFVDD
XOUT
XIN
XL1
16.9344 MHz
Q1
LASER DRIVER
+3.3V
M
—
+
Q3
CONSTANT
VOLTAGE
VOLTAGE
VREF
—
+
+
IC101
CS4340KS
DAC IC
FOCUS COIL
TRACKING COIL
PICK UP UNIT
CD_WRQ
CD_DRF
CD_CE
CD_DO
CD_DI
CD_CLK
CD RES
CE
CLK
DI
DO
WRQ
RES
DRF
1
65
8
19
14
11
26
66
37
8
40
43
44
18
33
32
34
31
25
24
23
22
10
24
9
79
49
3
4
20
19
18
51
12
1
6
4
5
22
23
20
7
61
7 6
41
64
39
3
69
2 3 4
2
5
4
3
6
71
50
7
10
3
11
27
2
3
67
48
57
68
54
8
26
75
46
47
19
5
13
14
16
15
4
14
30
21
29
13
60
15
1 7
28
11
22
56
2
1
59
2
1
80
63
21
11
5
2
8 9
11
21
25
28
15
12
12
8
9
9
8
10
70
62
38
77
55
28
27
26
58
1
2
4
3
72
10
1 7
5
M1
CD DOOR
MOTOR
+7.9V
Click on the first or last page to see other SD-EX200 (serv.man19) service manuals if exist.