Read Sharp CD-BA1500 (serv.man7) Service Manual online
CD-BA1500H
– 30 –
Figure 30 SCHEMATIC DIAGRAM (7/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
T303
SO301A
CF301
CONT
IF
FM/AM
FM/AM
AM LOOP
ANTENNA
ANTENNA
SD
ST IND
MO/ST
F OUT
IF OUT
VCC
VT
GND
GND
GND
ANT
VSS
AOUT
AIN
PD
VDD
FM IN
AM IN
DO
CL
DI
CE
X IN
IF IN
REG
AM IF IN
GND
SD
STEREO
FM/AM
OUT
VSM
AM LOW
CUT
AM RF IN
AM
OSC IN
FM AFC
AM OSC
OUT
AM MIX
OUT
FM IF IN
1
2
1
2
MAIN PWB-A1 (3/3)
FM SIGNAL
AM SIGNAL
2
1
3
2
1
3
2
1
3
2
3
4
5
1
7
8
6
2
3
4
5
1
7
8
9
6
11
10
12
13
14
15
17
18
19
16
22 21 20
X OUT
18
19
22
23
24
21
20
2
3
4
5
1
7
6
AM OSC
AM
TRACKING fL
FM ANTENNA
TERMINAL
LOW
FIL
+B
AM BAND
COVERAGE fL
AM IF
TP301
R386
22K
C386
330P
330P
R376
1K
1K
R39
1K
1K
C354 0.022
C353 0.022
R352
1K
1K
CF352
T351
R350
2.7K
2.7K
C367
1/50
1/50
L354
C361
0.022
C362
3.3/50
R358
3.9K
3.9K
R365
10K
10K
C365 0.022
C366 0.001
C364 10/16
C363
0.022
R351 5.6K
C342
0.022
0.022
C350 0.022
C352 10/16
VD301
SUC348S
SUC348S
R336
10K
C351 0.022
R323
68K
C326
0.001
0.001
CF302
R378 1K
R382
150
150
C381
12P
(CH)
12P
(CH)
R380
1.5K
1.5K
C393
1/50
1/50
C380
10/16
10/16
R372 1K
R381
10K
10K
C382
15P(CH)
15P(CH)
C397
0.022
0.022
C394
47/16
47/16
C392
0.001
0.001
C387
0.022
R374 1K
R373 1K
C348
0.01
0.01
C375
0.001
0.001
C301
0.01
D303
DS1SS133
DS1SS133
D304
DS1SS133
DS1SS133
C345
0.022
C346
0.022
C347
0.022
R345
4.7K
R344
470
C321
100/16
Q301
2SC380 O
2SC380 O
R349
33
R348
680
R347
6.8K
6.8K
R346
330
330
R399
33
33
R369
15
L342
2.2
2.2
µ
H
C341
0.022
0.022
D302
DS1SS133
DS1SS133
D301
DS1SS133
DS1SS133
T306
CNP302
L341
BALUN
C335
560P
560P
C334
27P(UJ)
27P(UJ)
C302
0.001
0.001
C330
15P
(UJ)
15P
(UJ)
C331
0.047
0.047
C332
0.022
0.022
C338
0.001
0.001
C323
0.022
0.022
L351
100
100
µ
H
R377
47K
C385
0.01
0.01
R379
2.2K
FE301
FM FRONTEND
FM FRONTEND
IC302
LC72131
PLL(TUNER)
X352
IC
LA1
FM IF DET./F
+B
+B
+B
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