Read Sharp SD-CX1 (serv.man6) Service Manual online
SD-CX1H
– 40 –
Figure 40 BLOCK DIAGRAM (3/4)
LEDD02
BID04/
CNSD04
CNPD03
LEDD10
8.3886MHz
XLD01
LEDD09
LEDD08
LEDD07
CNPD04
LEDD01
DI
CLK
PU_IN
DR_CL_IN
DR_OP_IN
H.P_SW
CD_OP/CL_SENS
+5V(USWD)
+5V(BACK_UP)
+5R6V_USWD
+B_CONT
SUR_ON/OFF
SYS_MUTE
+5V_SWD
VF2
–VP
SP_RELAY
VF1
+B_CONT
+7R2V_CD
+7R2V_CD
SP_RELAY
CD_FUNC
LCK2
MD_DATA_
MD_DSCK
LED09
LED10
LED10
LED09
LED08
LED08
LED11
LED11
MD_RESET
MD_KDATA
MD_D_STB_
MD_SERCH
MD_LOADSW
MD_ST
BUS2
CLK
LCK1_
LED1
LED1
LED2
CLK
DI
BUS1
BUS3
POWER
LED3
LED3
LED2
DR_M–
DR_M+
DI
BUS0
CE
TUNER_SM
DO
LCK1_
CCE
BUCK
+B3
SWD07
CD EJECT
POWER
SECTION
SECTION
HEADPHONES
MAIN SECTION
DD04
DD05
+B12
+B13
+B5
+B4
POWER SECTION
MD SECTION
CD SECTION
TUNER SECTION
MAIN SECTION
MAIN,TUNER SECTION
MD
SWD15~SWD22
SWD09~SWD14
VF2
+B12(+5V)
RESET
STOP
SYSTEM
PROTECT
ICE04
PST9140
QD06
QD09
ICD02
BU2092F
+B12(+5V)
+B12(+5V)
INPUT/OUTPUT
EXPANDER
ICD03
BU2092F
+B4(+7R2V)
QD05
QD04
QD03
PLAY_MODE
TUNER
CD
RED
GREEN
BLUE
OPEN
CLOSE
VSS
AVSS
VEE
VCC
VREF
CD RESET
SWITCHING
QD01
+B12
TIMER_LED
–VP
X-IN
X-OUT
VF1
+B13
+B12(+5V)
FLD01
FL DISPLAY
~
~
~
~
REMOTE
SENSOR
RMD01
KEY MATRIX
SWD03~SWD4
ICD01
IX0376AW
SYSTEM MICROCOMPUTER
JHP01
HEADPHONES
34
35
3
2
1
7
14
6
10
4 7
11
44
43
1
3
5
4
2
14
15
2
4
3
1
6
18
5
7
13
12
11
8
8
1 0
4
10
11
12
13
1 5
14
16
7
99
1
39 40
6
54
57 59
38
48
90
92
97
98
91
10 0
3
23 24 25 26 27 28
46
4
2
1
2
3
32
9
42
6
31
45 41
33 36 37
16
1 7
18
1 9
20
21
2 2
5
1
2
18
1
4
3
13
4
2
1
3
5
INPUT/OUTPUT
EXPANDER
RESET
1 2 3 4
1 2 3 4 5 6 7
1 2 3 4 5 6 7 8 9
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
1
2
3
4
5
D_OUT
DATA
BCK
LRCK
D_3R3V
CD_FUNC
DR_CL_IN
DR_OP_IN
DR_M-
DR_M+
CD_FUNC
PU_IN
DR_M –
DR_CL_IN
DR_M +
DR_OP_IN
A_3R3V
A_3R3V
BUS0_
BUS1_
BUS2_
BUS3_
BUCK_
CCE_
+7R2V_CD
+7R2V_CD
CD_RES
TO MAIN
SECTION
SECTION
+
–
VO3–
VO3+
VO5–
VO5+
VO4–
VO4+
P-GND1
S-GND
VREF
MUTE
RESET
VIN4
VIN5
VIN3F
VIN3R
VO6+
VO6–
VO2+
VO2–
VO1+
VO1–
P-GND2
P-VCC
3.3VREG
S-VCC
VIN1
VIN2
VIN6F
VIN6R
5VREG
AGCI
IPF
RFGC
RFIS
U-COM
A 3.3V
A 3.3V
3.3V
RFDC
TO MD
SECTION
SECTION
GND
RFN
RFO
RFGO
RFRP
FEN
FEO
VRO
GVSW
TEO
TEN
TEBC
SEL
LDO
MDI
TNI
TPI
FPI
FNI
VCC
+5V
TRACKING COIL
GND
PU-IN
SL–
SL+
SP–
SP+
CD PICKUP
UNIT
UNIT
FOCUS COIL
FOCUS COIL
TRACKING COIL
ACTUATOR
TR–
FO–
FO+
TR+
–
–
+
+
VSS
VDD
DVR
DVSS
LO
DVDD
RO
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
GND
VCC
VCC
GND
M
M
M
10 11 12 13 14 15
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
14 13 12 11 10 9 8
6
7
8
9
10
11
12
21
20
19
18
17
16
15
14
13
24
23
22
8 7 6 5
LASER DRIVER
SWITCHING
+5V REGULATER
SWITCHING
+5V
+7.2V
M01
CD LID
MOTOR
NSW801
PICKUP IN
NM801
SLED
MOTOR
NM802
SPINDLE
MOTOR
Q4
Q5
IC1
FOCUS/TRACKING/
SPIN/SLED DRIVER
SPIN/SLED DRIVER
LA6558
X1
16.9344MHz
IC4
INVERTOR
74VHC08F
IC3
SERVO/SIGNAL
CONTROL
TC9490F
IC101
OPE AMP.
KIA358P
Q2
Q1
IC2
SERVO PRE AMP.
TA2147F
TO POWER PWB
SW02
CD LID
OPEN
SW01
CD LID
CLOSE
CLOSE
GND
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