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Model
CD-BA1300 (serv.man8)
Pages
10
Size
688.59 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Part 3 - Schematic diagrams
File
cd-ba1300-sm8.pdf
Date

Sharp CD-BA1300 (serv.man8) Service Manual ▷ View online

CD-BA1300H
– 22 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 10.
Figure 22 SCHEMATIC DIAGRAM (9/10)
24
23
22
21
20 19 18
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
8
7
6
5
4
3
2
1
F OUT
IF OUT
VCC
VT
GND
GND
GND
ANT
1
2
1
2
IF CONT
FM/AM 
FM/AM
SD
ST IND
MO/ST 
VSS
AOUT
AIN
PD
VDD
FM 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
X OUT
AM IN
AM LOOP
ANTENNA
AM ANT.
AM OSC.
AM TRACKING fL
AM BAND
COVERAGE fL
+B
+B
+B
+B
+B
2
1
3
2
1
3
2
1
3
AM IF
FM 75ohms
+B
+B
+B
+B
+B
FM IF AMP.
C302
0.001
D301 DS1SS133
D302 DS1SS133
L341
BALUN
CNP302
C323
0.022
T303
C330
15P
(UJ)
C331
0.047
C332
0.022
VD301
SVC348S
C335
560P
T306
C334
27P
(UJ)
R323
68K
R336
10K
R365
10K
C342
0.022
R358
3.9K
C361 0.022
C362 3.3/50
C365 0.022
C366 0.001
C364 10/16
C363 0.022
R350
2.7K
C367
1/50
IC3
LA1
FM IF DET./F
R351
5.6K
CF302 
C344 33P
C350 0.022
C352 10/16
T351
R352
1K
CF352
C353 0.022
C354 0.022
R393
1K
R376
1K
IC302
LC72131
PLL(TUNER)
R382
150
C381
12P(CH) 
R380
1.5K
C393
1/50
R379
2.2K
C380
10/16
C385
0.01
L351
100
µ
H
R377
47K
C386
330P
X352
4.5MHz
R381
10K
C382
15P(CH)
C397
0.022
C394
47/16
C392
0.001
C387
0.022
R378 1K
R372 1K
R374 1K
R373 1K
C348
0.01
R399
33
CF301
C347 0.022
R344
 
470
Q301
2SC380-O
R349
33
R348
680
R347
6.8K
R346
330
C345 0.022
C346 0.022
R345 4.7K
C321 100/16
R369
15
L342
2.2mH
C341
0.022
C301
0.022
D303
DS1SS133
D304
DS1SS133
SO301
FM ANTENNA
TERMINAL
C375
0.001
FE301
FM FRONT END
L3
LOW
FIL
– 23 –
CD-BA1300H
7
8
9
10
11
12
Figure 23 SCHEMATIC DIAGRAM (10/10)
24
23
22
21
20
19
18
17
16
15
14
13
12
11 10
9
8
7
6
5
3
2
1
20 19 18
17
16
15 14
13
12
11
10
9
8
7
6
5
4
16 15
14 13 12
11
10
9
8
TP
TP
A GND
D GND
CLK
DO
TP
CE
DI
SM
A+12V
L
R
T6
T4
VDDA
XIN
VDDD
CE
SYR
CL
DO
RDS-ID
DI
SYNC
T7
VSSD
XOUT
T5
T3
T2
T1
CIN
MPXIN
VSSA
FLOUT
VREF
IF CONT
FM/AM
SD
MO/ST
ST IND
MO/ST 
FM IN
IF IN
AM IF IN
GND
SD
STEREO
FM DET
VCC 
IF OUT
PHASE
PHASE
(FM/AM)
L-CH OUT
R-CH OUT
MPX IN
MPX VCO
FM/AM OUT
VSM
AM LOW CUT
AM IN
TP
FM SIGNAL 
AM SIGNAL 
MAIN PWB-A1(3/3)
+B
+B
+B
+B
+B
+B
2
1
3
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
SWITCHING
16
3
1
2
7
19
20 21 22
6
P17  12 - B
TO MAIN SECTION
AMP.
C365 0.022
C366 0.001
C364 10/16
R350
2.7K
C367
1/50
X351
456kHz
C369
27P(UJ)
C368
1/50
R356
1K
R357
470K
C374
0.018
C373
0.018
R364
47K 
C371
1/50
R361
1.2K
R363
47K
C372
1/50
R362
1.2K
IC303
LA1832S
FM IF DET./FM MPX./AM IF
352
1K
CF352
C353 0.022
C354 0.022
CF351
R353
270
R393
1K
C356
0.001
C398
100/10
C399
0.022
C355
22P
C370
1/50
R355
3.3K
C358
1/50
C357
2.2/50
R388
3.9K
R383
5.6K
R392
270
Q360
KTA1266GR 
R391
270
C395
0.022
C396
100/10
ZD351 
DZ5.1BSB
L352
100
µ
H
R387
5.6K
R384
5.6K
C391
47/16
R385
5.6K
R359
1.8K
R370
1K
R360
4.7K
R395
47K
R376
1K
R386
22K
C385
0.01
L351
100
µ
H
R377
47K
C386
330P
C387
0.022
RT48
390
ZDT21
DZ5.1BSB
RT49
390
CT43
10/16
RT35
 
220K
RT37 220K
RT36 220K
CT28
47/10
CT29
0.022
LT22
2.2
µ
H
XT21
4.5MHz
CT27
22P
(CH)
RT26
1K
RT29 1K
RT30 1K
RT28 1K
ICT21
LC72722
RDS DECORDER
CT26
22P
(CH)
QT22
KTA1266GR
RT51
10K
CT36
0.022 
RT33
56K
RT32
10K
RT34
56K
QT21 KTC3199GR
CT25
560P
RT21
100K
CT37
0.022
CT24
0.022
CT23
10/16
LT21
2.2
µ
H
CT22
0.022
CT21
47/10
L354
LOW PASS
FILTER
– 23 –
CD-BA1300H
7
8
9
10
11
12
Figure 23 SCHEMATIC DIAGRAM (10/10)
24
23
22
21
20
19
18
17
16
15
14
13
12
11 10
9
8
7
6
5
3
2
1
20 19 18
17
16
15 14
13
12
11
10
9
8
7
6
5
4
16 15
14 13 12
11
10
9
8
TP
TP
A GND
D GND
CLK
DO
TP
CE
DI
SM
A+12V
L
R
T6
T4
VDDA
XIN
VDDD
CE
SYR
CL
DO
RDS-ID
DI
SYNC
T7
VSSD
XOUT
T5
T3
T2
T1
CIN
MPXIN
VSSA
FLOUT
VREF
IF CONT
FM/AM
SD
MO/ST
ST IND
MO/ST 
FM IN
IF IN
AM IF IN
GND
SD
STEREO
FM DET
VCC 
IF OUT
PHASE
PHASE
(FM/AM)
L-CH OUT
R-CH OUT
MPX IN
MPX VCO
FM/AM OUT
VSM
AM LOW CUT
AM IN
TP
FM SIGNAL 
AM SIGNAL 
MAIN PWB-A1(3/3)
+B
+B
+B
+B
+B
+B
2
1
3
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
SWITCHING
16
3
1
2
7
19
20 21 22
6
P17  12 - B
TO MAIN SECTION
AMP.
C365 0.022
C366 0.001
C364 10/16
R350
2.7K
C367
1/50
X351
456kHz
C369
27P(UJ)
C368
1/50
R356
1K
R357
470K
C374
0.018
C373
0.018
R364
47K 
C371
1/50
R361
1.2K
R363
47K
C372
1/50
R362
1.2K
IC303
LA1832S
FM IF DET./FM MPX./AM IF
352
1K
CF352
C353 0.022
C354 0.022
CF351
R353
270
R393
1K
C356
0.001
C398
100/10
C399
0.022
C355
22P
C370
1/50
R355
3.3K
C358
1/50
C357
2.2/50
R388
3.9K
R383
5.6K
R392
270
Q360
KTA1266GR 
R391
270
C395
0.022
C396
100/10
ZD351 
DZ5.1BSB
L352
100
µ
H
R387
5.6K
R384
5.6K
C391
47/16
R385
5.6K
R359
1.8K
R370
1K
R360
4.7K
R395
47K
R376
1K
R386
22K
C385
0.01
L351
100
µ
H
R377
47K
C386
330P
C387
0.022
RT48
390
ZDT21
DZ5.1BSB
RT49
390
CT43
10/16
RT35
 
220K
RT37 220K
RT36 220K
CT28
47/10
CT29
0.022
LT22
2.2
µ
H
XT21
4.5MHz
CT27
22P
(CH)
RT26
1K
RT29 1K
RT30 1K
RT28 1K
ICT21
LC72722
RDS DECORDER
CT26
22P
(CH)
QT22
KTA1266GR
RT51
10K
CT36
0.022 
RT33
56K
RT32
10K
RT34
56K
QT21 KTC3199GR
CT25
560P
RT21
100K
CT37
0.022
CT24
0.022
CT23
10/16
LT21
2.2
µ
H
CT22
0.022
CT21
47/10
L354
LOW PASS
FILTER
– 23 –
CD-BA1300H
7
8
9
10
11
12
Figure 23 SCHEMATIC DIAGRAM (10/10)
24
23
22
21
20
19
18
17
16
15
14
13
12
11 10
9
8
7
6
5
3
2
1
20 19 18
17
16
15 14
13
12
11
10
9
8
7
6
5
4
16 15
14 13 12
11
10
9
8
TP
TP
A GND
D GND
CLK
DO
TP
CE
DI
SM
A+12V
L
R
T6
T4
VDDA
XIN
VDDD
CE
SYR
CL
DO
RDS-ID
DI
SYNC
T7
VSSD
XOUT
T5
T3
T2
T1
CIN
MPXIN
VSSA
FLOUT
VREF
IF CONT
FM/AM
SD
MO/ST
ST IND
MO/ST 
FM IN
IF IN
AM IF IN
GND
SD
STEREO
FM DET
VCC 
IF OUT
PHASE
PHASE
(FM/AM)
L-CH OUT
R-CH OUT
MPX IN
MPX VCO
FM/AM OUT
VSM
AM LOW CUT
AM IN
TP
FM SIGNAL 
AM SIGNAL 
MAIN PWB-A1(3/3)
+B
+B
+B
+B
+B
+B
2
1
3
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
SWITCHING
16
3
1
2
7
19
20 21 22
6
P17  12 - B
TO MAIN SECTION
AMP.
C365 0.022
C366 0.001
C364 10/16
R350
2.7K
C367
1/50
X351
456kHz
C369
27P(UJ)
C368
1/50
R356
1K
R357
470K
C374
0.018
C373
0.018
R364
47K 
C371
1/50
R361
1.2K
R363
47K
C372
1/50
R362
1.2K
IC303
LA1832S
FM IF DET./FM MPX./AM IF
352
1K
CF352
C353 0.022
C354 0.022
CF351
R353
270
R393
1K
C356
0.001
C398
100/10
C399
0.022
C355
22P
C370
1/50
R355
3.3K
C358
1/50
C357
2.2/50
R388
3.9K
R383
5.6K
R392
270
Q360
KTA1266GR 
R391
270
C395
0.022
C396
100/10
ZD351 
DZ5.1BSB
L352
100
µ
H
R387
5.6K
R384
5.6K
C391
47/16
R385
5.6K
R359
1.8K
R370
1K
R360
4.7K
R395
47K
R376
1K
R386
22K
C385
0.01
L351
100
µ
H
R377
47K
C386
330P
C387
0.022
RT48
390
ZDT21
DZ5.1BSB
RT49
390
CT43
10/16
RT35
 
220K
RT37 220K
RT36 220K
CT28
47/10
CT29
0.022
LT22
2.2
µ
H
XT21
4.5MHz
CT27
22P
(CH)
RT26
1K
RT29 1K
RT30 1K
RT28 1K
ICT21
LC72722
RDS DECORDER
CT26
22P
(CH)
QT22
KTA1266GR
RT51
10K
CT36
0.022 
RT33
56K
RT32
10K
RT34
56K
QT21 KTC3199GR
CT25
560P
RT21
100K
CT37
0.022
CT24
0.022
CT23
10/16
LT21
2.2
µ
H
CT22
0.022
CT21
47/10
L354
LOW PASS
FILTER
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