DOWNLOAD Sharp CD-BA2000 (serv.man7) Service Manual ↓ Size: 1.14 MB | Pages: 15 in PDF or view online for FREE

Model
CD-BA2000 (serv.man7)
Pages
15
Size
1.14 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Part 2 - Notes on diagrams, Block diagrams, Schematic diagrams
File
cd-ba2000-sm7.pdf
Date
PREV: Sharp CD-BA2000 (serv.man6) Service Manual

Sharp CD-BA2000 (serv.man7) Service Manual ▷ View online

– 31 –
CD-BA2000H
Figure 31 SCHEMATIC DIAGRAM (8/10)
7
8
9
10
11
12
-Vcc
+Vcc
+ 
- 
Ch2
Ch2
Out
SP_Lch_GND  (LOW)
SP_Lch  (LOW)
SP_Rch_GND  (LOW)
SP_Rch  (LOW)
SP_Rch_GND  (HI) 
SP_Lch  (HI) 
SP_Lch_GND  (HI) 
SP_Rch  (HI) 
TF801 
133 
°
C 
3
1
2
5
4
1
2
3
4
5
M
5
5
4
4
2
1
3
3
2
1
8
9
10 11
12
13
14
15
FW801
HEADPHONES PWB-A3
1
2
3
4
5
5
WT601
1
POWER SUPPLY PWB-B
SIGNAL
1
2
1
2
When Servicing, pay attention as the
area enclosed by this line (             ) is
directly connected with AC main voltage.
+B
+B
+B
+B
+B
+B
+B
2
1
2
1
CNP803
CNS803
Q910
KTC3203 Y
R954
1K
R953
68K 
C937
47/50 
M901
FAN
MOTOR
C938
10/50
D909
1SS133
R952
15K
R955
4.7(1/2)
C976
0.022 
C972
0.022
C974
0.022 
R988
6.8
R986
6.8
C970
0.022
C980
0.001
C982
0.001
C968
0.022
R984
6.8
R982
6.8
C964
0.022
C962
0.022 
C966
0.022
L902
0.29
µ
F
L904
0.29
µ
F
L905
0.29MF
C981
0.001
C979
0.001
L903
0.29
µ
F
SO901
SPEAKER
TERMINAL
C983
0.022
C985
0.022
C987
0.022
C989
0.022
R990
68
R989
68
R991
68
R992
68
C977
0.022
C975
0.022
R987
6.8
R985
6.8 
C971
0.022
C973
0.022
R983
6.8
C969 0.022
C965 0.022
C963
0.022
C967
0.022
RL801
C831
0.0047/250V
D801
1SS133
CNP801
L801
LINE
FILTER
(270)
(270)
T801
POWER TRANSFORMER
CNP804
CNP802
C833
0.22
F801
T4AL  250V 
F800
T4AL    250V
C832
0.22
D802
TS6B04GM
C801
2200/50
C802
2200/50
R820
22K
R981
6.8
R951
2.2K
R950
2.2K
D908
1SS133
RL902
R947
270(1/2)
R946
270(1/2)
R949
2.2K
R948
2.2K
R944
270(1/2W)
R945
270(1/2W)
C927
220P
C929
15P
R931
1K
R977
1K
R929
820
C931
1/50
R940
56K
Q908
KTC3199 GR
D906
1SS133
R939
56K
D904
1SS133
Q907
KTC3199 GR
Q905
KTC3199 GR
R941
56K
C932
47/50
RL901
C934
0.1
(ML)
C933
0.1(ML)
C936
0.1
C935
0.1(ML)
R943
4.7
R942
4.7
D907
1SS133
Q909
KTC3199 GR
R979
1K
R980
10K
T802 
C817
0.22
D815
1N4004S
D814
1N4004S
D812
1N4004S
D813
1N4004S
C818
470/35
C834
100/63
F805
T2AL  250V 
F803
T5AL  250V
F802
T5AL  250V
C804
0.22
C803
0.22
R935
10K
C925
0.022
R937
1K
R933
0.1(1W)
D905
1SS133
906
199 GR
R938
1K
R925
100
C923
100/50
C921
10/50
C920
10/50
IC902
TK402-040(2Ch)
POWER AMP
D808
1N4004S
D809
1N4004S
C808
100/50
D818
1N4004S
3
810
4004S
R927
56K
JK670
HEADPHONES
R601
68
R602
68
L601
2.2
µ
H
C639
220P
C640
220P
AC POWER
SUPPLY CORD
230V,50Hz
(229)
POWER
TRANSFORMER
CD-BA2000H
– 32 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
Figure 32 SCHEMATIC DIAGRAM (9/10)
8
7
6
5
4
3
2
1
CONT
IF
FM/AM
FM/AM
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
DET
FM/AM
OUT
VSM
AM LOW CUT
AM RF IN
AM OSC IN
FM AFC
AM OSC OUT
AM MIX OUT
FMIF IN
AM
LOOP
ANTENNA
2 
1 
2 
1 
X OUT
TP
(301)
1
3
1
3
1
3
2
2
2
AM IF
12
13
14
15
17
18
19
16
22 21 20
2
3
4
5
1
7
8
9
6
11
10
18
19
22
23
24
21
20
2
3
4
5
1
7
8
6
+B
+B
C302
0.001
C338
0.001
D301
1SS133
D302
1SS133
C323
0.022
CNP302
L341
BALUN
T306
AM OSC
C335
560P
C334
27P(UJ)
R323
68K 
D303
1SS133
D304
1SS133
C301
0.01
SO301
ANTENNA
TERMINAL
FM 75ohms
R369
15
L342
2.2
µ
H
C321 100/16
R345 4.7K
C346 0.022
C345 0.022
C341
0.022
R344 470
C347 0.022
R346
330
R347
6.8K
Q301
2SC380 O
C348
0.01
R399
33
R349
33
R348
680
FE301
FM  FRONTEND
R301 0
CF301
C384
0.001
C382
15P(CH)
X352
4.5MHz
C381
12P(CH)
R378 1K
R372 1K
R374 1K
R373 1K
R386
22K 
C386
330P
C385
0.01
L351
100
µ
H
R377
47K
C387
0.022
C380
10/16
R381
10K
C393
1/50
R380
1.5K
R382
150
C397
0.022
C394
47/16
C392
0.001 
IC302
LC72131  PLL(TUNER)
CF351 
C399
R393
1K
C353
0.022
C354
0.022
R353
270 
R352
1K
T351
C352
10/16
CF302
R351
5.6K
R358
3.9K
C342
0.022
T303
AM ANT.
C330
15P(UJ)
C331
0.047
R336
10K
VD301 
SVC348S/-1T 
C332
0.022
R365
10K 
C362
3.3/50
C361
0.022 
R350
2.7K
C367
1/50
C365
0.022
C366
0.001
C364
10/16
C363
0.022 
X351
456KH
L354
IC303
LA1832S
FM  IF  DET./FM  MPX
AM  IF
CF352 
R379
2.2K
R376
1K
FM IF
– 33 –
CD-BA2000H
7
8
9
10
11
12
Figure 33 SCHEMATIC DIAGRAM (10/10)
CONT
IF
FM/AM
SD
T6
T4
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
AM IN
IF IN
AM IF IN
GND
SD
STEREO
FM
DET
VCC
IF OUT
PHASE 
(FM/AM)
PHASE
L-CH OUT
R-CH OUT
MPX
IN
MPX
VCO
FM/AM
OUT
AM LOW CUT
DO
+10V
CLK 
DI
CE
GND 
GND 
TUN_L 
TUN_R 
TUN_SM
TO  MAIN  SECTION
P27  12-C 
A  GND 
D  GND 
TP
(302)
3
2
12
13
14
15
13
14
15
17
18
19
16
22
23
24
21
20
8
9
11
10
I
B
J
A
C
F
E
D
G
H
FM SIGNAL
AM SIGNAL
MAIN PWB-A1(2/2)
2 3
4
5
1
7
8
9
6
11 12
10
13
14
15
17
18
19
16
4
5
7
8
9
6
11
12
10
+B
+B
+B
R386
22K 
R360
4.7K
R395
47K 
C386
330P
R359
1.8K
C385
0.01
L351
100
µ
H
R377
47K
0
.022
10/16
C388
0.001
C391
47/16
R384
5.6K
R385
5.6K
R383
5.6K
R370
1K
Q360
KTA1266 GR 
R391
270
R392
270 
C395
0.022
C396
100/10
R387
5.6K
ZD351
MTZJ5.1B
L352
100
µ
H
C370
1/50
R388
3.9K
C355
22P
C398
100/10
CF351 
C399
0.022
R393
1K
C353
0.022
C354
0.022
R353
270 
C357
2.2/50
R355
3.3K
C358
1/50
2
R350
2.7K
C367
1/50
C365
0.022
C366
0.001
10/16
X351
456KHz
C373
0.015 
C374
0.015 
C369
27P(UJ) 
C368
1/50
R356
1K
R357
470K
C372
1/50
C371
1/50
R363
47K 
R364
47K 
RT48
390 
CT43
10/16
ZDT21
DZ5.1B
RT49
390
RT37
220K
RT36
220K
RT35
220K
RT51
10K 
QT22
KTA1266 GR
LT21
2.2
µ
H
CT21
47/10 
CT22
0.022 
RT32
10K 
RT33
56K 
QT21
KTC3199 GR
RT34
56K 
CT36
0.022 
CT37
0.022 
RT21
100K
CT25
560P
CT24
0.022 
CT23
10/16 
XT21
4.332MHz
CT26
22P(CH)
CT27
22P
(CH)
LT22
2.2
µ
H
CT29
0.022
CT28
47/10
RT26
1K
ICT21
LC72722
RDS
RT28
 1K
RT29
1K
RT30
1K
L354
IC303
LA1832S
FM  IF  DET./FM  MPX./
AM  IF
C356
0.001
CF352 
R376
1K
– 33 –
CD-BA2000H
7
8
9
10
11
12
Figure 33 SCHEMATIC DIAGRAM (10/10)
CONT
IF
FM/AM
SD
T6
T4
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
AM IN
IF IN
AM IF IN
GND
SD
STEREO
FM
DET
VCC
IF OUT
PHASE 
(FM/AM)
PHASE
L-CH OUT
R-CH OUT
MPX
IN
MPX
VCO
FM/AM
OUT
AM LOW CUT
DO
+10V
CLK 
DI
CE
GND 
GND 
TUN_L 
TUN_R 
TUN_SM
TO  MAIN  SECTION
P27  12-C 
A  GND 
D  GND 
TP
(302)
3
2
12
13
14
15
13
14
15
17
18
19
16
22
23
24
21
20
8
9
11
10
I
B
J
A
C
F
E
D
G
H
FM SIGNAL
AM SIGNAL
MAIN PWB-A1(2/2)
2 3
4
5
1
7
8
9
6
11 12
10
13
14
15
17
18
19
16
4
5
7
8
9
6
11
12
10
+B
+B
+B
R386
22K 
R360
4.7K
R395
47K 
C386
330P
R359
1.8K
C385
0.01
L351
100
µ
H
R377
47K
0
.022
10/16
C388
0.001
C391
47/16
R384
5.6K
R385
5.6K
R383
5.6K
R370
1K
Q360
KTA1266 GR 
R391
270
R392
270 
C395
0.022
C396
100/10
R387
5.6K
ZD351
MTZJ5.1B
L352
100
µ
H
C370
1/50
R388
3.9K
C355
22P
C398
100/10
CF351 
C399
0.022
R393
1K
C353
0.022
C354
0.022
R353
270 
C357
2.2/50
R355
3.3K
C358
1/50
2
R350
2.7K
C367
1/50
C365
0.022
C366
0.001
10/16
X351
456KHz
C373
0.015 
C374
0.015 
C369
27P(UJ) 
C368
1/50
R356
1K
R357
470K
C372
1/50
C371
1/50
R363
47K 
R364
47K 
RT48
390 
CT43
10/16
ZDT21
DZ5.1B
RT49
390
RT37
220K
RT36
220K
RT35
220K
RT51
10K 
QT22
KTA1266 GR
LT21
2.2
µ
H
CT21
47/10 
CT22
0.022 
RT32
10K 
RT33
56K 
QT21
KTC3199 GR
RT34
56K 
CT36
0.022 
CT37
0.022 
RT21
100K
CT25
560P
CT24
0.022 
CT23
10/16 
XT21
4.332MHz
CT26
22P(CH)
CT27
22P
(CH)
LT22
2.2
µ
H
CT29
0.022
CT28
47/10
RT26
1K
ICT21
LC72722
RDS
RT28
 1K
RT29
1K
RT30
1K
L354
IC303
LA1832S
FM  IF  DET./FM  MPX./
AM  IF
C356
0.001
CF352 
R376
1K
Page of 15
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