DOWNLOAD Sharp CD-C470E (serv.man3) Service Manual ↓ Size: 2.94 MB | Pages: 76 in PDF or view online for FREE

Model
CD-C470E (serv.man3)
Pages
76
Size
2.94 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System
File
cd-c470e-sm3.pdf
Date
PREV: Sharp CD-C470E (serv.man2) Service Manual

Sharp CD-C470E (serv.man3) Service Manual ▷ View online

– 29 –
CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
Figure 29 SCHEMATIC DIAGRAM (8/14)
7
8
9
10
11
12
35
11
34
33
32
31
2
30
29
28
27
26
25
24
23
22
46
45
44
43
42
41
40
39
38
7
37
36
+B
+B
+B
+B
+B
+B
+B
16
15
14
13
12
11
10
9
PLAYBACK AND RECORD/
PLAYBACK AMP.
(ML)
TO CD
SECTION
P23 10-H
TO MAIN
SECTION
P26 1-C
TO MAIN
SECTION
P26 1-C
TO MAIN/CD
SECTION
P23 12-C
TO MAIN SECTION
P26 3-H
TO MAIN SECTION
P26 6-A,1-C
TO MAIN SECTION
P26 1-D,4-A
TO MAIN/CD
SECTION
P23 12-E
TO MAIN SECTION
P26 3-H
MAIN PWB-B1(3/3)
CAM SW
TA_MOT_H/L
F.A.S.
M_GND
REC FWD
SOLENOID
M_12V
TA_MOT_SW
T1 CrO
2
D_5V
REC RVS
RUN PULSE
HI_SPEED
REC_L-CH
REC_R-CH
TAPE_L-CH
TAPE_R-CH
REC/PB
T1/T2
REC_MUTE
PB_MUTE
T2 CrO
2
BIAS
A_12V
A_GND
PB_EQ
BEAT_CUT
3
2
1
3
2
1
3
2
1
Nor/
CrO
2
RIPPLE
Vcc
GND
3
2
1
CD-C480H
ONLY
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
CD-C480H
ONLY
MUTING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
ER
SWITCHING
MUTING
MUTING
MUTING
470H/470E:82K
480H:56K
CD-C480H
ONLY
CD-C480H
ONLY
(P.P)
(ML)
=CHROME
ALC
ALC
D
C163
100/16
08
K
RM09
2.2K
RM07
10
RM06
2.2K
RM05 10K
QM04
KRC104M
R157 4.7K
R184
82K
C863
0.01
RM14 10K
RM18 2.2K
RM16 10K
RM17 10K
RM15 10K
RM19 3.3K
RM20 10K
DM03
1SS133
R149 10K
R146 10K
C140
0.0033
4
5
R143
10K
R144
10K
Q117 2SC2878 A
C143 0.022
C144
0.022
C146 220/10
C147
0.022
C145 22/25
R150 10K
C142 1/50
IC101
AN7345K
R152
1K
C141
1/50
R158
470
3
5
Q133
KRC104 M
Q131
KRC107 M
Q132
KRC107 M
R183
82K
R187
6.8K
R168
4.7
R171 4.7K
Q129
KTC3199 GR
Q128
2SC2236 Y
Q127
KRC104 M
R165
10K
Q126
KRC104 M
R164
4.7K
Q130
KTC3199 GR
C151
0.027
R167
47K
C162 0.047
R160
270
R170 3.3K
R163 10K
Q125
KTA1266 GR
R166
27K
Q124
KTA1266 GR
L103
1mH
L104 330
µ
H
R161 270
C152
47/16
R182
R181
Q121
KTC3199 GR
R153
10K
Q122 KTC3199 GR
R154
10K
42
02
mH
R145
10K
C139
0.0033
01
8mH
135
022
Q118 2SC2878 A
Q115 KRC104 M
0
.018
38
018
Q116
KRC104 M
Q119
KRC104 M
R162
47K
C150 0.0082
C161 560P
C110 47/25
R147
10K
R155
33K
R156
33K
C155
0.022
R193
220
CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
– 30 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
Figure 30 SCHEMATIC DIAGRAM (9/14)
WT901
H:OFF
L:ON
H:ON
L:OF
+B
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
14
13
12
11
10
9
8
+B
+B
POWER AMP.
(1/2W)
(1/2W)
(1/4W)
Fusible
(1/4W) Fusible
(2W)
PO
0V
7.2V
0V
24.2V
0V
0V
–B
FM SIGNAL
TO MAI
P27 
CNP
+
–
+
–
3
2
1
(ML)
(ML)
(ML)
(ML)
3
2
1
REAR
A_GND
CENTER
3
1
+B
GND
–B
–B
FRONT_L
A_GND
FRONT_R
REAR
STANDBY
CENTER
A_–15V
D_GND
9
1
TO MAIN PWB
P27 1-F
C910
47/50
C942 0.022
C941 0.022
C984
0.01
C959 220/35
R919 1K
R920 1K
R918 100
R923 100
IC901
STK48801
R906
1K
C908
15P
C911
47/35
R921 220K
R922 39K
D901
1SS133
C96
47/3
C985
0.001
C954
1/50
C953
1/50
C952
0.0015
C951
0.0015
R952
100K
R951
100K
C987
0.022
FW902
F951
T1.6A L 250V
FW901
R955
180
R956
180
R953
1K
R954
1K
C955
47/35
C956
47/35
L
R902
100K
C918
0.1
R910
56K
R928
4.7
C915 100/35
R925
390
C906
47P
R913 10K
R924 2.2K
R914 150K
R916 2.2K
R911
470
C905
47P
R917
2.2K
C913 10/50
R915 2.2K
C943
100/35
C909
47/50
R903
68K
C907 15P
C917
0.1
R927
4.7
C904 0.001
C903 0.001
R905
1K
C944
100/35
R904
68K
C919
0.1
R901
100K
R909
56K
C937
3300/35
R938
680
C938
2200/35
C939
0.022
ZD901
MTZJ13C
R907 1K
R908
1K
Q901
KRC107 M
D951
1SS133
R957
10K
R970
56K
Q951
KRC107 M
C901
1/50
C902
1/50
C920
0.1
C914 47/35
C940
47/25
R912
470
– 31 –
CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
7
8
9
10
11
12
Figure 31 SCHEMATIC DIAGRAM (10/14)
H:ON
L:OFF
OUL_R1
OUL_L1
OUL_R
OUL_L
A_GND1
+B
+B
+B
6
4
5
3
2
1
6
4
5
3
2
1
5
4
3
2
1
+B
7
6
5
4
3
2
1
14
13
12
11
10
9
8
(1/2W)
(1/2W)
POWER AMP.
–32V
–31.3V
VOLTAGE
REGULATOR
–36.7V
V
POWER PWB-B1
–B
–B
(ML)
(ML)
(ML)
(ML)
TO MAIN PWB
P27 7-H
CNP801
VF2
1
3
–B1
GND1
+B1
D802~D805:
–VP
VF1
GND3
GND2
+B2
(280)
CORE
50Hz
AC 230V
AC POWER
SUPPLY CORD
(216)
POWER
TRANSFORMER
T.F
POWER AMP. PWB-B2
FRONT SPEAKERS
REAR SPEAKERS
8 OHMS
8 OHMS
SP_REAR_R-CH
SP_REAR_R-CH_GND
SP_REAR_L-CH_GND
SP_REAR_L-CH
HEADPHONES
PWB-A3
HEADPHONES
1
HP_L
HP_L1
HP_R
HP_R1
HP_GND
5
12 OHMS
12 OHMS
SP_REAR_R-CH
SP_REAR_R-CH_GND
SP_REAR_L-CH_GND
SP_REAR_L-CH
+
–
–
+
(ML)
(ML)
+
–
–
+
CENTER SPEAKER
6 OHMS
SP_CENTER_GND
SP_CENTER
–
+
(ML)
(ML)
–
+
–
+
(1/2W)
(1/2W)
When Servicing, pay attention as the area
enclosed by this line (                      ) is directly
connected with AC main voltage.
C808 47/63
D809
RL104A
D807 RL104A
D806 RL104A
CNS801
BI801
D802
C810 100/50
C811 100/50
C809
100/50
C805 100/35
F804
T1.6A L 250V
F803
T4A L 250V
F802
T4A L 250V
T801
JA901
FW903
WT903
F901
T2.5A
L 250V
F902
T2.5A
L 250V
C930
0.022
C929
0.022
R936 6.8
R935
6.8
R934
6.8
R933
6.8
L901
0.29
µ
H
L902
0.29
µ
H
C932
0.022
C934 0.001
C933
0.001
C927
0.022
C931
0.022
C926
0.022
C928
0.022
SO901
C936
0.001
C935
0.001
SO902
C975
0.022
R965
6.8
C977
0.022
L951
0.29
µ
H
C979 0.001
C969
0.1
C967
0.1
R959
4.7
C981
0.01
SO903
C978
0.022
C976
0.022
R966
6.8
L952
0.29
µ
H
C986
0.01
C960
47/35
C961
0.022
D801
S4VB20
R806 100
R801 12K
R807 2.2K
Q801
KTA1266 GR
C807 47/50
C806 47/50
C965
1000/25
C966
2200/25
C963
47/50
C964
47/50
IC951
LA4451
D805
R802 220
R803
220
ZD801
MTZJ300C
C801
0.22
C802
0.22
C803
0.047
C804 0.047
C925
0.022
R937
10
C980 0.001
C982 0.001
D803
RL104A
D804
R931
330
R932
330
C923
100P
C924
100P
L903
2.2
µ
H
R962
270
R961
270
C970
0.1
C968
0.1
R960
4.7
R957
10K
R970
56K
ZD802 MTZJ5.6B
D808
RL104A
CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
– 32 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
Figure 32 SCHEMATIC DIAGRAM (11/14)
(UJ)
(UJ)
2
1
8
7
6
5
4
3
2
1
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
7
6
5
4
3
2
1
+B
+B
+B
+B
+B
0V
2
(12.1V)
(1.2V)
12.1V
3
12.1V
(0V)
(0V)
9.4V
0.8V
0V
(0.7V)
0V
0V
0V
(0.7V)
0V
0V
0V
(0.7V)
0V
0V
0V
(
3
X IN
X OUT
VSS
AOUT
AIN
PD
VDD
FM IN
MW
AM IN
FM
MO/ST
ST IND
IF IN
CE
DI
CL
DO
FM
MW+B
(CH)
1
(CH)
FM MUTE
LEVEL
AM IIF
3
2
1
FM IF DET/
FM MPX/AM IF
FM
FM IF IN
AM MIX OUT
AM OSC
IN
AM OSC
OUT
REG
FM
AFC
AM RF
IN
VSM
CUT
AM LOW
STEREO
SD
GND
AM IF
IN
OUT
FM/AM
LOW
FI
FM IF AMP.
LW ANT.
MW ANT.
(CH)
MW
OSC.
(CH)
(CH)
3
2
1
(CH)
(UJ)
(CH)
LW OSC.
MW/LW
LOOP
ANTENNA
BALUN
FM
75ohms
ANTENNA
TERMINAL
3
2
1
FM FRONTEND
IF OUT
GND
F OUT
VT
VCC
GND
GND
ANT
R369
82
Q371
KTA1266 GR
C327 680P
R382
150
C380
10/16
R3
82K
R373
1K
R372
1K
R374
1K
R371
1K
C350
0.022
C344 33P
C352 10/16
C351 0.022
R351
5.6K
C353
0.022
C354
0.022
R393
1K
C364     10/16
C366     0.001
C365     0.022
C363     0.022
C343
33P
VR351
10K(B)
C333
22P
C325
220P
R335
100K
D302
1SS133
CNP301
R349
33
R344
470
R345
4.7K
R301
330
C346 0.022
C345 0.022
C321
100/16
L35
R379
2.2K
C382
15P
C381
12P
X352 4.5MHz
C385
0.01
R377
47K
L351
100
µ
H
R358
8.2K
C342
0.022
IC3
LA18
CF351
C361     0.022
D304
1SS133
C301
0.001
D303
1SS133
L341
C362 3.3/50
Q362
KRA107 M
C393
1/50
R380
1.5K
R381
10K
C394
47/16
SO301
C387
0.022
C392
0.001
L353
1mH
C397
0.022
R346
330
R347
6.8K
C341
0.022
R348 680
FE301
CF301
Q301 2SC380 O
C347
0.022
C328 0.022
R334
5.6K
C334
18P
R336 4.7K
R337
470
R324
100K
T305
C324
27P
R333
5.6K
T306
C336
470P
C335
18P
VD301-2
KV1236Z23F
R323
68K
Q303
KTC3199 GR
C326
18P
Q304
KTC3199 GR
C384 0.001
CF302
T301
C322 6.8P
C323 0.022
R331
5.6K
C330 10P
T302
C332
0.022
R319
100K
C331 0.047
VD301-1
KV1236Z23F
Q302
KTC3199 GR
D301
1SS133
R352
1K
CF352
T351
C337
0.022
C339
22P
IC302
LC72131
C338
0.001
C329
33P
C302
0.001
C36
1/50
R35
2.7K
R332
100K
R397
1K
L342
2.2
µ
H
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