DOWNLOAD Sharp CD-BA3000 (serv.man4) Service Manual ↓ Size: 983.75 KB | Pages: 14 in PDF or view online for FREE

Model
CD-BA3000 (serv.man4)
Pages
14
Size
983.75 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Part 2 - Notes on diagrams, Block diagrams, Schematic diagrams
File
cd-ba3000-sm4.pdf
Date
PREV: Sharp CD-BA3000 (serv.man3) Service Manual

Sharp CD-BA3000 (serv.man4) Service Manual ▷ View online

CD-BA3000H
– 26 –
Figure 26 SCHEMATIC DIAGRAM (9/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 14.
T303
AM ANT.
SO301
CF301 
CONT
IF   
FM/AM 
FM/AM 
AM LOOP
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(2/2)
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
BALUN
AM OSC
AM
TRACKING fL
AM BAND
COVERAGE fL
FM ANTENNA
TERMINAL
LOW 
FILT
R386
22K 
C386
330P
R376
1K
R393
1K
C354 0.022
C353 0.022
R352
1K
CF352 
T351
R350
2.7K
C367
1/50
L354
C361 0.022 
C362 3.3/50
R358
3.9K
R365
10K 
C365 0.022
C366 0.001
C364 10/16
C363 0.022
R351 5.6K
C342
0.022 
C350 0.047
C352 10/16
VD301
SVC348S
R336
10K 
C315 0.022
R323
68K 
CF303
R378 1K
R382
150 
C381
12P
(CH)
R380
1.5K
C393
1/50
C380
10/16 
R372 1K
R381
10K 
C382
15P(CH)
C384
0.001
C397
0.022 
C394
47/16 
C392
0.001
C387
0.022 
R374 1K
R373 1K
C348
0.01
C301
0.01
D303
1SS133
D304
1SS133
C345 0.022
C346 0.022
C347 0.022
R345 4.7K
R344 470
C321 100/16
Q301
2SC380 O
R349
33
R348
680 
R347
6.8K
R346
330 
R399
33
R369
15
L342
2.2
µ
H 
C341
0.022 
D302
1SS133
D301
1SS133
T306
CNP301
L341
C335
560P
C334
27P(UJ)
C330
15P
C331
0.047 
C332
0.022 
C338
0.001
C323
0.022 
L351
100
µ
H 
R377
47K 
C385
0.01
R379
2.2K
FE301 
FM  FRONT END 
IC302
LC72131 
PLL(TUNER)
X352
4.5MHz
IC3
LA18
FM  IF  DET./FM
+B
TP301
AM IF
+B
+B
+B
– 27 –
CD-BA3000H
Figure 27 SCHEMATIC DIAGRAM (10/10)
7
8
9
10
11
12
CE
DO
DI
CLK 
A_+10V 
TUN_L 
TUN_R 
TUN_SM
A_GND
D_GND 
SD
T6
TP
T4
TP
VDDA
XIN
VDDD
CE
MO/ST 
ST  IND
MO/ST
 
SYR
CLK
DO
RDS-ID
DI
SYNC
T7
VSSD
XOUT
T5
T3
T2
T1
CIN 
MPXIN 
VSSA
FLOUT 
VREF
IF  IN 
SD
STEREO
FM  DET
VCC 
IF  OUT
PHASE 
(FM/AM) 
PHASE 
L-CH
OUT
R-CH
OUT
MPX  IN
MPX
VCO 
OUT
 
TP
9
4
5
2
3
10
7 8
1
6
11
0
12
3
13
14
15
17
16
13
14
15
17
18
19
16
22
23
24
21
20
7
8
9
6
12
11
10
2 3
4
5
1
7
8
9
6
12
11
10
LOW PASS
FILTER
TO MAIN SECTION
P20 12-D
TP302
XT21
4.332MHz
RT51
10K 
QT22
KTA1266 GR 
RT32
10K 
RT33
56K 
QT21
KTC3199 GR 
RT34
56K 
CT36
0.022 
CT37
0.022 
CT27
22P
(CH)
CT26
22P
(CH)
LT22
2.2
µ
H
CT28
47/10 
CT29
0.022 
RT21
100K
CT25
560P
LT21
2.2
µ
H
CT21
47/10 
CT22
0.022 
RT26
1K
RT30 1K
RT29 1K
RT28 1K
CT24
0.022 
ICT21
LC72722    RDS DECORDER
CT23
10/16 
RT37
220K
RT36
220K
RT35
220K
RT48
390
RT49
390
CT43
10/16 
ZDT21
MTZJ5.1B
C388
0.001
R384
5.6K
C391
47/16 
R383
5.6K
R392
270
R385
5.6K
Q360
KTA1266 GR
R391
270
C395
0.022 
C396
100/10
ZD351
MTZJ5.1B
L352
100
µ
H 
R359
1.8K
R370
1K
R386
22K 
R360
4.7K
C386
330P
R395
47K 
R376
1K
R387
5.6K
R388
3.9K
C398
100/10
C399
0.022 
R393
1K
C370
1/50
R355
3.3K
C358
1/50
C357
2.2/50
C355
22P(CH)
C356
0.001
C354 0.022
CF351 
R353
270 
C353 0.022
R362
1.2K
R361
1.2K
R364
10K 
R363
10K 
X351
456kHz
C373
0.015 
C374
0.015 
C369
27P(UJ) 
C368
1/50
R356
1K
R357
470K
R350
2.7K
C367
1/50
C372
1/50
C371
1/50
L354
H 
R377
47K 
IC303
LA1832S
M  IF  DET./FM  MPX./AM  IF 
+B
+B
+B
+B
+B
+B
+B
+B
+B
– 27 –
CD-BA3000H
Figure 27 SCHEMATIC DIAGRAM (10/10)
7
8
9
10
11
12
CE
DO
DI
CLK 
A_+10V 
TUN_L 
TUN_R 
TUN_SM
A_GND
D_GND 
SD
T6
TP
T4
TP
VDDA
XIN
VDDD
CE
MO/ST 
ST  IND
MO/ST
 
SYR
CLK
DO
RDS-ID
DI
SYNC
T7
VSSD
XOUT
T5
T3
T2
T1
CIN 
MPXIN 
VSSA
FLOUT 
VREF
IF  IN 
SD
STEREO
FM  DET
VCC 
IF  OUT
PHASE 
(FM/AM) 
PHASE 
L-CH
OUT
R-CH
OUT
MPX  IN
MPX
VCO 
OUT
 
TP
9
4
5
2
3
10
7 8
1
6
11
0
12
3
13
14
15
17
16
13
14
15
17
18
19
16
22
23
24
21
20
7
8
9
6
12
11
10
2 3
4
5
1
7
8
9
6
12
11
10
LOW PASS
FILTER
TO MAIN SECTION
P20 12-D
TP302
XT21
4.332MHz
RT51
10K 
QT22
KTA1266 GR 
RT32
10K 
RT33
56K 
QT21
KTC3199 GR 
RT34
56K 
CT36
0.022 
CT37
0.022 
CT27
22P
(CH)
CT26
22P
(CH)
LT22
2.2
µ
H
CT28
47/10 
CT29
0.022 
RT21
100K
CT25
560P
LT21
2.2
µ
H
CT21
47/10 
CT22
0.022 
RT26
1K
RT30 1K
RT29 1K
RT28 1K
CT24
0.022 
ICT21
LC72722    RDS DECORDER
CT23
10/16 
RT37
220K
RT36
220K
RT35
220K
RT48
390
RT49
390
CT43
10/16 
ZDT21
MTZJ5.1B
C388
0.001
R384
5.6K
C391
47/16 
R383
5.6K
R392
270
R385
5.6K
Q360
KTA1266 GR
R391
270
C395
0.022 
C396
100/10
ZD351
MTZJ5.1B
L352
100
µ
H 
R359
1.8K
R370
1K
R386
22K 
R360
4.7K
C386
330P
R395
47K 
R376
1K
R387
5.6K
R388
3.9K
C398
100/10
C399
0.022 
R393
1K
C370
1/50
R355
3.3K
C358
1/50
C357
2.2/50
C355
22P(CH)
C356
0.001
C354 0.022
CF351 
R353
270 
C353 0.022
R362
1.2K
R361
1.2K
R364
10K 
R363
10K 
X351
456kHz
C373
0.015 
C374
0.015 
C369
27P(UJ) 
C368
1/50
R356
1K
R357
470K
R350
2.7K
C367
1/50
C372
1/50
C371
1/50
L354
H 
R377
47K 
IC303
LA1832S
M  IF  DET./FM  MPX./AM  IF 
+B
+B
+B
+B
+B
+B
+B
+B
+B
– 27 –
CD-BA3000H
Figure 27 SCHEMATIC DIAGRAM (10/10)
7
8
9
10
11
12
CE
DO
DI
CLK 
A_+10V 
TUN_L 
TUN_R 
TUN_SM
A_GND
D_GND 
SD
T6
TP
T4
TP
VDDA
XIN
VDDD
CE
MO/ST 
ST  IND
MO/ST
 
SYR
CLK
DO
RDS-ID
DI
SYNC
T7
VSSD
XOUT
T5
T3
T2
T1
CIN 
MPXIN 
VSSA
FLOUT 
VREF
IF  IN 
SD
STEREO
FM  DET
VCC 
IF  OUT
PHASE 
(FM/AM) 
PHASE 
L-CH
OUT
R-CH
OUT
MPX  IN
MPX
VCO 
OUT
 
TP
9
4
5
2
3
10
7 8
1
6
11
0
12
3
13
14
15
17
16
13
14
15
17
18
19
16
22
23
24
21
20
7
8
9
6
12
11
10
2 3
4
5
1
7
8
9
6
12
11
10
LOW PASS
FILTER
TO MAIN SECTION
P20 12-D
TP302
XT21
4.332MHz
RT51
10K 
QT22
KTA1266 GR 
RT32
10K 
RT33
56K 
QT21
KTC3199 GR 
RT34
56K 
CT36
0.022 
CT37
0.022 
CT27
22P
(CH)
CT26
22P
(CH)
LT22
2.2
µ
H
CT28
47/10 
CT29
0.022 
RT21
100K
CT25
560P
LT21
2.2
µ
H
CT21
47/10 
CT22
0.022 
RT26
1K
RT30 1K
RT29 1K
RT28 1K
CT24
0.022 
ICT21
LC72722    RDS DECORDER
CT23
10/16 
RT37
220K
RT36
220K
RT35
220K
RT48
390
RT49
390
CT43
10/16 
ZDT21
MTZJ5.1B
C388
0.001
R384
5.6K
C391
47/16 
R383
5.6K
R392
270
R385
5.6K
Q360
KTA1266 GR
R391
270
C395
0.022 
C396
100/10
ZD351
MTZJ5.1B
L352
100
µ
H 
R359
1.8K
R370
1K
R386
22K 
R360
4.7K
C386
330P
R395
47K 
R376
1K
R387
5.6K
R388
3.9K
C398
100/10
C399
0.022 
R393
1K
C370
1/50
R355
3.3K
C358
1/50
C357
2.2/50
C355
22P(CH)
C356
0.001
C354 0.022
CF351 
R353
270 
C353 0.022
R362
1.2K
R361
1.2K
R364
10K 
R363
10K 
X351
456kHz
C373
0.015 
C374
0.015 
C369
27P(UJ) 
C368
1/50
R356
1K
R357
470K
R350
2.7K
C367
1/50
C372
1/50
C371
1/50
L354
H 
R377
47K 
IC303
LA1832S
M  IF  DET./FM  MPX./AM  IF 
+B
+B
+B
+B
+B
+B
+B
+B
+B
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