Sharp CD-C472 User Manual

CD-C472/C3400/C3400C/C3800/C3800C
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
Figure 28 SCHEMATIC DIAGRAM (9/10)
3
2
1
7
6
5
4
3
2
1
TAPE2
RECORD/
PLAYBACK HEAD
ERASE HEAD
R-CH
L-CH
TAPE1
PLAYBACK HEAD
L-CH
R-CH
IC302
LC72131
PLL CONTROLLER
C302
18P
(CH)
C395
100P
T302
R382
82
C309
6.8P
(UJ)
D301 1SS133
VD303
KDV147B
C318 22P (CH)
R314
10K
1
2
3
R323
100K
(UJ)
C334
6.8P
R317
820
R302
22
R311
220K
R375
1.2K
CF301
C314
10/50
C319
0.022
C331
0.047
C332
0.022
R356 10K
R358 3.3K
Q343
KRA109 M
R361
10K
C357 3.3/50
R350
47K
C349 0.022
C350 220/10
C338
100P
R320
10K
C337
10/50
C333
0.022
C313
0.022
VD302 KDV1472B
L303
OSC.FM
C317 8.2P
T301
T352
T351
NC
R321
120
C369
47/25
BF351
R316
4.7K
C354 470P
R381
10K
R380
1.5K
C393
1/50
C316
100P
R312
680
Q302
2SC535 C
C305 4.7P (CH)
R306
10
R340 47K
D303 1SS133
D302 1SS133
R372 1K R373 1K R374 1K
C392
0.001
C358
0.0015/100
(P.P)
C359
0.022
R352
15K
C366 1/50
R369
2.2K
D342
1SS133
X352 4.5MHz
C381
12P
(CH)
L303
L302
T351
T302
T302
FM BAND COVERAGE (fL)
FM RF (fH)
AM IF
AM BAND COVERAGE (fL)
AM TRACKING (fL)
C382
15P
(CH)
R379
2.2K
C361
22/25
C364 0.033
L302
R301 33K
R303 100K
C310
0.001
C308
0.0047
C307 0.0047
R363 3.3K
C312
0.001
C311
0.022
C383
0.022
ZD351
MTZJ5.1B
L343
100µH
C360 0.022
C365 1/50
R357 3.3K
R359 2.7K
C363 0.033
R360 2.7K
C367
1/50
C351
0.0022
C353 0.018
C355
3.3/50
C356 3.3/50
D305
1SS133
D304
1SS133
CNP301
BF301
Q344
KRA102 M
R371 1K
R362 390
R365
150
(1/2W)
R347 3.9K
R348
33K
R349
1.5K
3
2
1
3
2
1
123
123
456 789
0.8V 1.6V 5.8V 1.5V 0V 5.8V 5V 5.7V 5.8V
123 4
2
3
1
56 7 8 9
10 11 12
131415161718192021
NC
222324
123456789
10 11
1213141516171819202122
VR351
6.8K
C153
100/16
R155
150
R119
56
C136 0.068
R142 56
C118 0.033
R122 100K
R124 3.9K
C122 1/50
C116
47/25
C114
330P
R118
1K
C112
330P
C101
0.001
C102
0.001
C105
180P
R103
2.2K
Q103
KTC3200 GR
R105
3.3K
Q105
KTC3200 GR
Q107 KTC3199 GR
R107 47K
C107 0.001
R106 3.3K
Q104 KTC3200 GR
Q106
KTC3200 GR
R104
2.2K
C106
180P
R125
5.6K
R121 100K
R131 33K
C133 22/25
R141 56
R135 2.2K
C129 470P
R139 560
R117
1K
C113
330P
C141 1/50
C127 0.022
C128 3.3/50
C131 0.001
Q109 KTA1266 GR
R114
10K
R113
10K
C109
0.047
Q110
KRC104 M
Q111
KRC104 M
R154
10K
C146 220/10
R146 10K
C135 0.068
C139 0.0033
R145 10K
R111
10K
R137 6.8K
IC101
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
C115
47/25
C121 1/50
R123 3.9K
C119 560P
C117 0.033
C145 22/25
C140 0.0033
C130 470P
R136 2.2K
C142 1/50
R134 68K
R140 560
C132 0.001
R138 6.8K
C134 22/25
R132 33K
R120 56
C120 560P
R126
5.6K
R102
1K
C111
330P
R101
1K
C108 0.001
Q108 KTC3199 GR
R108 47K
R110 4.7K
R109 4.7K
CNP101
CNP102
R182
220K
R112
10K
Q121
KTC3199 GR
R153
10K
R158
220
Q126
KRC104 M
R164
4.7K
R162
47K
R160
150
Q124 2SA1015 GR
R166
47K
R167
100K
Q128 KTC3203 Y
R168
12
C152
47/25
L104
330µH
R181
220K
R115
4.7K
D102
1SS133
D101
1SS133
Q122
KTC3199 GR
7
6
5
4
3
2
1
3
2
1
FM IF
FM DET
AM IF
MAIN PWB-A1(2/2)
VCO
CE
TUN_R
DI
TUN_L
CL
A_12V
A_GND
D_GND
FM ANT
AM LOOP ANT
AM ANT
MPX
-IN
FM-
M/ST
VCO
AM /FM R-CH L-CH TUN IND ST IND GND AM IF AM MIX
FM IF IN
DET
OUT
FM
DET
FM
+B
+B
+B
+B
+B
+B
+B
+B+B
AM
RF
AM
+B
AM
OSC
CE DI CL DO BO1 BO4 IO1
IF IN
IO2
AM IN
FM IN
VDD
PD
A IN
A OUT
VSS
X IN
X OUT
TP301
TP302
FM
BAND PASS
FILTER
CHASSIS
GND
0.7V
4.4V
0V
0.2V
10.9V
11V
4.4V
5.1V
8.4V
DO
3
2
1
32
1
IC303
LA1805
FM/AF IF MPX.
C303
0.01
C306
15P
(CH)
C304
4.7P
(CH)
IC301
TA7358AP
FM FRONT END
1
2
3
4
5
6
7
8
9
C150
0.0039/100
(P.P)
0V
0V
0V
0V
0V
0V
0V
0.7V
0.7V
0V
0V
TAPE2_L2
TAPE2_L1
TAPE2_R1
A_GND
TAPE2_R2
ERASE
M_GND
0V
0V
0.7V
0V
0V
0V
0.7V
0V
56K
Hich=CHROME
56K
ALC
Nor/CrO2
ALC
RIPPLE
GND
Vcc
11.6V
0V
0V
11.7V
0V
11.6V
10
11
12
13
14
15
16
17
M_GND
BIAS
TAPE_L
REC_L
REC_R
REC_MUTE
T1/T2
TAPE_R
0V
0V
0.7V
0.7V
0V
0V
9.3V
9.3V
8.6V
3.4V
3.4V
0V
0V
0V
TAPE1_L
A_GND
TAPE1_R
Hich=T1
112K
112K
2
3
1
321
2324 22 21
45
20 19
67
18
12
89 10 11
1617 15 14 13
3
2
1
3
2
1
C151
0.027
(ML)
TO DOLBY
PRO LOGIC
SECTION
P22 2-A
+
–
––
–
+
+
+
1.1V
1.7V 1.1V 1.7V 0.6V
1.6V
0.5V
7.4V
7.2V 1.6V 1.6V 1.6V
1.6V
1.6V 7.2V
1V
1.6V
0V
5.5V
0V
2.2V
2.3V
6.6V
0.9V
0V 0V 0V 0V 0V
5.3V 0.9V
0.9V 5.6V 0V
2.7V
5.5V 1.7V
0V 0V
0.2V 4.3V 4.2V 0.2V
0V
0V
2.7V
0.5V
0V 0V 4V 0V
1.3V
0V 0V
0.6V
3.9V 3.9V
0V
0.5V 0V 0V 4V 0.8V 0.8V 0V 7.8V 0.6V 3.9V 0V 4.6V
CNS102
CNS101
AM SIGNAL
FM SIGNAL
RECORD SIGNAL
PLAYBACK SIGNAL

Sharp CD-C472 Specifications

General

Brand	Sharp
Model	CD-C472
Category	Speaker System
Language	English