Read Sharp CD-C471H (serv.man16) Service Manual online
CD-C471H
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Figure 20 BLOCK DIAGRAM (2/3)
CNS11
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14 34
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75
65
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37
8 6 5
40
41
33 20
48
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29
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58
57
61
R
L
REC
PB MUTE
PB MUTE
MUTING
REC MUTE
MUTING
T1/T2
REC/PB
BAIS
+B5
SWM4
REC RVS
SWM3
REC FWD
SWM5
SWM6
MM1
TAPE
MOTOR
M
JK452
+B4
ICT21
LC72720
RDS
VDDA
VSSA
MW/LW
ANT.
MW/LW
OSC.
L341
BALUN
X352
4.5MHz
IC302
LC72131
PLL(TUNER)
FM IF DET/FM MPX/AM IF
IF
OUT
IC303
LA1832
+B4
CF351
X351
+B4
MPX
PHASE
Q361
SOLENOID
TA MOT H/L
TA MOT H/L
RUN PULSE
DATA
ENEBLE
~
~
SO301
ANTENNA
TERMINAL
MW/AM
ANTENNA
Q129
Q130
Q130
BEAT CUT
BAIS
BEAT CUT
R-OUT
L-OUT
S-IN
+B4
BALANCE
4CH SP
MAIN SI
MAIN SO
MAIN SCK
SM
L354
LOW PASS
FILTER
FILTER
TUNER MUTE
SD
VOLTAGE
REGURATER
+B4
+5V
QT21
–
VF2
(AC)
FL701
IC201
IX0171AW
MICROCOMPUTER
+B2
R-MUTE
C-MUTE
S-MUTE
POWER
CAM SW
CLK
CAM SW
TA MOT SW
REC/PB
F.A.S
REC FWD
REC RVS
PB MUTE
T1/T2
BIAS
REC MUTE
S-OUT
VDD
VSS
CL
CE
DI
DRIVER
RUN PULSE
SOLM1
+B5
SOLENOID
SOLENOID
QM03
PHM1
FAS SW
CAM SW
F.A.S
REC RVS
REC FWD
MOTOR
DRIVER
DRIVER
QM02
TA MOT SW
TA MOT H/L
QM05
+B5
SWITCHING
Q117
Q118
Q121
Q122
L
R
VIDEO2
VIDEO1
R
L
IN
R
L
L
R
R
L
L
R
R
L
FRONT
IN
CENT
REA
IN
X-BASS
RTIN
LTIN
VSSD
VDDD
X IN
X OUT
MPX
IN
AMP.
FM +B
DO
CL
DI
CE
XT21
4.332MHz
XT21
VT
T305
T306
T306
T301
T302
T302
CF302
P.B
+B4
REF
T1/T2
NOR/
HIGH
ALC
REC
P.B.
PLAYBACK&RECORD AMP.
IC101
AN7345K
R REC
L REC
POP REDUCE
R
L
R NF
R(T2)
L(T2)
R(T1)
L(T1)
L NF
Q124
Q126
SWITCHING
SWITCHING
DO
CE
CL
DI
CF301
FM FRONT END
FE301
Q360
MUTING
MPX
VCO
CUT
R
L
Q353
Q354
Q354
MPX
IN
FM/AM
OUT
IF IN
SD
FM MONO/ST
MONO/ST
AM RF IN
AFC
IN
OUT
VR351
FM MUTE LEVEL
AM OSC
REG
IN
OUT
VCC
FM IF IN
AMP
FM IF
Q301
FM IF
FM
OSC.
STEREO
AM IN
FM IN
FMOSC
T351
AM IF
GND
OSC.
FM
FM IF
AM RF
IC601
LC75396N
AUDIO PROCESSOR
TAPE 1
TAPE 2
Q128
L103
Q111
Q107
Q108
Q110
Q109
Q103,Q104
Q105,Q106
Q105,Q106
REC/PB
REC
P.B
AC BIAS
P.B
REC/PB
HEAD
L-CH
R-CH
PB HEAD
L-CH
R-CH
ERASE
HEAD
AUX
AUX
TUNER
TAPE
CD
T1/T2
H/N
R
R
R
L
L
L
GRAPHIC EQUALIZER
47
RT-IN
LT-IN
L-OUT
R-OUT
CL
+B4
CL
DATA
DATA
ENABLE
X501
8
18
45 46
23 24
IC501
LV1035M
DOLBY PRO LOGIC
DECORDER
38
35
37
36
42
33
9
31
32
22
34
C-OUT
21
FROM CD UNIT
CNP11
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