Sharp SD-EX100H (serv.man21) Service Manual ▷ View online
– 41 –
SD-EX100H
Figure 41 SCHEMATIC DIAGRAM (12/15)
7
8
9
10
11
12
FM IF DET/FM MPX/AM IF
PLL
(TUNER)
RDS
DECODER
4
5
6
7
8
9 10 11
12
13
14
15
16
17
18
19
0
2
3
4
5
6
7
8
9
10 11
12
13
14
15
16
17
18
19
20
21
22
23
4
TUN/R
SM
D_GND
CE
CLK
DO
DI
A_GND
TUN/L
A+12V
DI
CLK
DO
TP302
MUTE
IO2
FM
IF
IN
AM MIX OUT
FM AFC
AM OSC IN
AM RF IN
AM LOW CUT
VSM
FM/AM OUT
MPX VCO
MPX IN
R-CH OUT
L-CH OUT
PHASE (FM/AM)
PHASE
IF OUT
VCC
FM DET
STEREO
SD
GND
AM IF IN
REG
IF IN
DI
CL
DO
AM IN
FM IN
VDD
PD
AIN
AOUT
FM
MW
MO/ST
ST IND
MO/ST
7
6
4
8
1
2
3
9 10
5
CNP101
P38 6 - B
TO TERMINAL PWB
AM IF
SWITCHING
+B
+B
+B
+B
+B
+B
+B
VREF
FLOUT
VSSA
MPXIN
CIN
T1
T2
T3
T5
XOUT
VSSD
T7
SYNC
DI
RDS-ID
DO
CL
SYR
T6
CE
VDDD
XIN
VDDA
T4
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
56K
0.001
47K
KTA1266 GR
5.6K
0.001
1K
5.6K
KTA1266 GR
5.6K
DS1SS133
1K
1K
4.7K
47/25
4.7K
82K
330P
1K
10K
0.001
10/16
0.022
47K
100
µ
H
0.047
1/50
2.2K
0.01
1.5K
LC72131
33P
(CH)
0.022
0.022
10/16
1K
0.022
0.001
1/50
2.7K
LOW PASS
FILTER
FILTER
220
15K
1/50
0.039
456 kHz
470K
0.039
220
1/50
1K
1/50
15K
0.022
3.9K
100/10
100
µ
H
1/50
3.3K
22P (CH)
0.001
2.2/50
0.022
3.9K
1/50
1.8K
0.047
0.022
100/10
270
1K
0.022
0.022
0.047
10/16
LA1832S
DZ5.1BSB
270
270
0.022
10/16
KTC3199 GR
0.022
56K
0.022
10K
0.022
47/10
2.2
µ
H
560P
DS1SS133
220K
4.332MHz
22P
(CH)
(CH)
22P
(CH)
(CH)
2.2
µ
H
47/10
0.022
220K
220K
220K
1K
1K
1K
1K
LC72722
C11
R66
Q71
R70
C84
R69
R74
Q70
R75
R72
R68
R29
C74
D14
R73
R71
C70
R78
C66
C68
C64
R65
L71
C67
C65
R64
C69
R63
IC60
C24
C25
C27
C28
R14
C29
C30
C31
R15
L30
R18
R20
C35
C34
R17
C33
R19
X31
C36
R16
C32
R21
C76
R28
C75
L72
C49
R25
C48
C45
C47
C50
R26
C46
R27
C43
CF31
C42
C44
CF30
R24
R23
C40
C41
T51
C39
IC30
ZD91
R76
R77
CNS101
CT37
CT23
QT21
CT24
RT34
CT36
RT32
CT22
CT21
LT21
CT25
DT31
RT39
XT21
CT26
LT22
CT28
CT29
RT35
RT36
RT37
RT30
RT26
RT29
ICT21
CT27
RT28
RT33
SD-EX100H
– 42 –
Figure 42 SCHEMATIC DIAGRAM (13/15)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 23.
13
12
10
9
5
4
2
1
14
7
12 11 10
9 8 7 6 5 4 3 2 1
13 14 15 16 17
18 19 20
21
22 23 24
3
2
1
1
2
3
4
5
1
2
3
4
5
R_CH
D+5V
A+5V
–B_DRIVER
AGND_AD
D+5V
D+5V
L_CH
ANALOG IN L-CH
ANALOG IN R-CH
1-BIT AMP. PWB-E
RESET
D+5V
DGND_AD
AGND_AD
A+5V
AGND
L-CH_IN
R-CH_IN
MCK
GNDX
XO
XI
VDDX
VDDR
OUTR(+)
OUTR(–)
OUTL(–)
OUTL(+)
GNDD
VDDL
VDA
RESET
L-CH IN
R-CH IN
R-CH Vref
L-CH Vref
GNDA
NFR2(–)
NFL1(+)
NFL2(–)
NFR1(+)
TEST
3
2
1
1
3
2
1
1
1
2
2
3
1
2
2
3
1
2
3
47K
47K
L-CH OUTPUT
OFFSET
ADJUSTMENT
R-CH OUTPUT
OFFSET
ADJUSTMENT
CNP330
P33 12 - C
TO DISPLAY PWB
CNP551
P36 1 - C
TO POWER AMP. PWB
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
RA155
4.7K
RA154
4.7K
CA194
47/16
ZDA110
MA8051M
RA176
2.2K
CA109
10/10
RA102
20K
RA178
150
RA180
220
RA179
220
RA177
150
DA127
1SS361
CA287
0.1
DA126
1SS361
RA173
8.2K
RA174
8.2K
DA128
1SS361
RA175
2.2K
DA129
1SS361
RA101
1.5K
RA100
1.5K
CA182
0.1
CA184
47/10
CA102
0.1
CA185
0.001
CXA100
11.2896 MHz
CA100
18P(CH)
CA103
0.1
CA101 18P(CH)
ICA100
IX0498AW
7TH ORDER
∆∑
MODULATION
CONVERSION LSI
RA182
120K
VRA100
4.7K(B)
RA181
120K
RA184
120K
VRA101
4.7K(B)
CA108
10/10
RA103
20K
RA183
120K
CA188
0.001
CA105
10/10
CA106
10/10
CA189 0.001
CA181
100P
(CH)
RA202
1K
CA107
0.1
CA187
0.001
CA186
47/10
RA104 75K
RA105 75K
RA108 75K
RA109 75K
QA102
KRC104S
QA101
KRA104S
RA342
10K
RA341
56K
RA340
3.9K
RA124
100
RA123
100
RA122
100
RA121
100
DA100
KDS160
RA112
2.2K
CA152
12P(CH)
DA101
KDS160
RA113
2.2K
CA153
18P(CH)
18P(CH)
DA102
KDS160
RA114
2.2K
CA154
18P(CH)
18P(CH)
DA103
KDS160
RA115
2.2K
CA155
12P(CH)
CA104
0.1
ICA110
TC74AC
QUAD 2 IN
AND GA
CA212
100/16
C
BIA106
CNSA106
CA211
0.1
BIA112
CNSA112
LFA02
LFA01
RA153
1K
CA196
47/25
CA288
0.1
CA289
0.1
CA197
47/25
CA164
100/10
CA165
100/10
CA286
0.1
FM SIGNAL
1
3
4
2
6
• The numbers
1
~
6
,
11
,
12
are waveform numbers shown in page 58.
– 43 –
SD-EX100H
Figure 43 SCHEMATIC DIAGRAM (14/15)
7
8
9
10
11
12
13
12
11
10
9
8
6
5
4
3
2
1
10 11 12 13 14 15 16 17 18
9 8 7 6 5 4 3 2 1
14
7
9 8 7 6 5 4 3 2 1
10 11 12 13 14 15 16 17 18
5
4
3
2
1
5
4
3
2
1
4
3
2
1
4
3
2
1
AMP_VCC
+B_AMP
DGND-AD
–B_AMP
D+5V
AMP_VCC
–B_DRIVER
SB
SA
SB
SA
OUTA
NC
VBBA
VBOOTA
HINA
LINA
VDD
VCC
VKK
GND
LINB
HINB
VBOOTB
VBBB
NC
OUTB
OUTB
NC
VBBB
VBOOTB
HINB
LINB
GND
VKK
VCC
VDD
LINA
HINA
VBOOTA
VBBA
NC
OUTA
–B_AMP
GND
+B_AMP
R-CH_+
R-CH_–
L-CH_+
L-CH_–
CNP550
P36 1 - B
TO POWER AMP. PWB
CNP400
P39 7 - A
TO TERMINAL PWB
+B
+B
+B
+B
+B
+B
+B
+B
-B
-B
ICA106
SWITCHING AUDIO
POWER AMP.
BIA110
CNSA110
BIA111
CNSA111
LA100
LA130
CA178
0.01
CA143
1.5
CA177
0.01
CA142
1.5
LA102
LA131
RA126
2.2K
RA125
2.2K
RA281
1K
RA280
1K
CA294
0.01
LFA03
RA287
1K
RA132
2.2K
RA131
2.2K
RA286
1K
RA283
120
RA128
470
RA127
470
RA282
120
RA284
120
RA129
470
RA285
120
RA130
470
LA132
LA104
CA151
1.5
CA179
0.01
CA150
1.5
LA106
LA133
CA180
0.01
LFA05
LFA06
CA290
0.1
CA163
100/16
LA129
LA128
CA159
100/25
CA160
100/25
RA339
47K
RA353
330
CA282
0.1
RA354
330
CONVERSION
LSI
75K
75K
75K
75K
100
S160
CA152
2P(CH)
CA153
8P(CH)
CA154
8P(CH)
CA155
12P(CH)
ICA110
TC74AC8T
QUAD 2 INPUT
AND GATE
CA212
100/16
CA110
0.1
RA120
220
RA119
220
RA118
220
RA117
220
CA281
0.1
CA277 0.33
DA258
SFPW56
CA279
0.1
DA257
SFPW56
CA263
0.33
CA272
0.33
CA280
0.1
CA283 0.1
CA259 100/16
CA260 0.1
CA261 100/10
CA262 0.1
DA252
SFPW56
CA278
0.1
CA251
0.001
CA257
1/50
CA256
0.001
CA254
0.001
CA255
1/50
DA251
SFPW56
CA250
1/50
CA258
0.33
CA252
0.001
CA253
1/50
DA256
SFPW56
DA255
SFPW56
DA254
SFPW56
DA253
SFPW56
CA268
0.001
CA266
1/50
CA271
1/50
CA267
1/50
CA270
0.001
CA265
0.001
CA269
1/50
CA264
0.001
CA275 100/10
CA284 0.1
CA276 0.1
CA274 0.1
CA273 100/16
ICA106
SLA5505M
ICA107
SLA5505M
SWITCHING
AUDIO POWER AMP.
SLA5505M
SWITCHING
AUDIO POWER AMP.
LFA04
12
11
5
6
SD-EX100H
– 44 –
Figure 44 SCHEMATIC DIAGRAM (15/15)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 23.
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
5.2V
CONSTANT
VOLTAGE REGULATOR
LOW PASS
FILTER
D/A CONVERTER
2
1
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
8
7
6
5
1
2
3
4
9
10
11
12
13
14
8
1
2
3
4
5
6
7
3
VCC
SCK
DGND
LRCK
DATA
BCK
ML
MC
MD
VDD
DGND
ANA–12V
ANA+12V
+B
+B
+B
+B
+B
+B
+B
+B
–B
–B
L OUT
MD
ML
MC
R OUT
AGND
SCLK
3.3V
LRCK
BCK
DATA
DGND
SCK
ML
MC
MD
ZL
ZR
Vcom
AGND
R
L
Vcc
Vdd
DGND
LRCK
DATA
BCK
7
8
6
5
4
7
1
2
3
8
6
5
4
7
1
2
3
6
5
2
4
3
1
5
2
4
3
1
2
1
GND
Vcc
+
–
–
+
2
4
13
11
12
1
8
3
3
1
4
2
3
1
4
2
6
9
7
5
8
6
9
2
7
4
1
3
2
1
3
2
1
3
2
1
3
5
10
M
+
–
M
+
–
PHOTO SENSOR
B PWB-H4
PHOTO SENSOR
A PWB-H3
CD MECHANISM
SWITCH PWB-H2
MOTOR PWB-H1
D/A CONVERTER PWB-F
OPEN/CLOSE
MOTOR
UP/DOWN
MOTOR
CLOSE
OPEN
CNP704
P35 12 - B
TO CD SERVO PWB
CNP709
P35 9 - A
TO CD SERVO PWB
CNS708
P35 12 - F
FROM CD SERVO PWB
CNP901
P33 8 - H
TO DISPLAY PWB
L/E EJECT
U/D UP
L/E LOAD
CLOSE SW
OPEN SW
U/D DOWN
D GND
TRY P LED
MECHA UP SW
MECH DWN SW
DSC SZ LED
DSC SZ TR
TRY P TR
UP/DOWN
10/16
0.1
100
100
100
100
100
74VHC08F
BUFFER AMP.
33P (CH)
100
10/16
0.1
10/16
1K
0.0012
0.0012
0.0012
0.0012
8.2K
8.2K
NJM4580D
1K
100/16
1K
120P (CH)
120P(CH)
15K
1K
680P
330
120P(CH)
120P(CH)
100/16
15K
0.1
0.1
0.1
10/16
10/16
PCM1748E
AN78L05
10/16
0.1
0.022
0.047
(ML)
(ML)
0.1
10/16
560
560
1/50
10/16
1K
680P
1K
330
1K
1K
1K
CNW707
CNS704
CNS709
C901
C900
R932
R934
R933
R931
R935
IC904
C939
R936
C941
C940
C935
R919
C922
C923
C925
C924
R913
R912
IC901
R914
C930
R915
C929
C927
R917
R923
C933
R920
C928
C926
C920
R916
C945
C943
C906
C905
C904
IC900
IC903
C908
C902
C907
C903
C910
C909
R938
R937
C911
C934
R922
C932
R918
R910
R927
R926
R925
CNW901
CNS901
CORE1
CNPM1
CNPM2
CNSM2
MM1
MM2
BIM1A
BIM1D
BIM1C
BIM1B
SWM1
PHM1
PHM2
SWM2
SWM3
CD SIGNAL
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