DOWNLOAD Sharp CD-BA1500 (serv.man10) Service Manual ↓ Size: 3.24 MB | Pages: 68 in PDF or view online for FREE

Model
CD-BA1500 (serv.man10)
Pages
68
Size
3.24 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Including circuit diagrams
File
cd-ba1500-sm10.pdf
Date
PREV: Sharp CD-BA1500 (serv.man9) Service Manual

Sharp CD-BA1500 (serv.man10) Service Manual ▷ View online

– 29 –
CD-BA1500H
Figure 29 SCHEMATIC DIAGRAM (6/10)
7
8
9
10
11
12
+B
–B
-28V
-33V
-28V
4.9V
4.4V
TF
130 
°
C
4
3
2
1
1
R1_OUT
L1_OUT
SP_R Ch_GND
SP_L Ch_GND
SP_R Ch
SP_L Ch
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
1
2
1
2
4
GND
UN_SW_5V
SW-5V
1
2
2
1
M
0.2V
0V
2
1
3
5
5
–
–
+
+
+B
+B
MAIN PWB-A1(2/3)
+B
FM SIGNAL 
HEADPHONES PWB-A3
AC_RLY_CONT
FW871
5
1
2
3
4
POWER PWB-F
When Servising, pay attention as the
area enclosed by this line(                 ) is
directly connection with AC main voltage.
5
1
CNS871
JK951
HEADPHONES
SO901
SPEAKER
TERMINALS
C871
0.0047
CNP801
PT801
MAIN POWER 
TRANSFORMER
CNP802
F803
T2A L 250V 
D807
1N4004S
C808
100/50
D808
1N4004S
D876
DS1SS133
C810
220/50
C809
100/50
D806
1N4004S
R804
2.2K
ZD801
DZ300BSB
Q801
KTA1274  Y
R806
10
R875
47K
R874
220
R876
1K
R805
47K
C811
47/50
C812
100/50
S
D804
1N4004S
D802
1N4004S
S
C806
0.1
(ML)
C805
0.1
(ML)
F802
T4A L 250V
F801
T4A L 250V
D801
TS6B04GM
C803
00/50
C804
200/50
L)
C921
0.022
C923
0.022
R921
6.8
C920
0.022
C926
0.022
R922
6.8
C924
0.022
C922
0.022
C929
0.001
C928
0.001
C952
220P
C951
220P
R923
6.8
C933
0.001
C932
0.001
R926
68
C934
0.001
R927
68
R925
68
C927
0.022
C925
0.022
R924
6.8
D951
DS1SS133
R953
4.7K
R954
4.7K
RL951
RELAY
Q951
KRC107 M
R973
15K
C972
10/50
D971
DS1SS133
R975
4.7(1/2W)
R972
68K
R971
1K
C971
47/50
Q971
KTC3203  Y
CNP971
CNS971
M901
FAN MOTOR
FW951
CNP951
R952
330(1/2W)
R951
330(1/2W)
L921
0.29
µ
H
L920
0.29
µ
H
C802
0.1(ML)
C801
0.1(ML)
L951
2.2mH
C876
0.001
C874
1000/6.3
C873
470/35
C875
0.022
C877
0.001
C872
0.047(ML)
RL871
SO801
AC INPUT 
SOCKET
AC 230V/50Hz
D875
1N4004S
D874
1N4004S
D872
1N4004S
D873
1N4004S
PT871
SUB POWER
TRANSFORMER
D871
1N4004S
L801
Q873
KTC3199 GR
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
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
R376
1K
R39
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 0.022 
C352 10/16
VD301
SUC348S
R336
10K 
C351 0.022
R323
68K 
C326
0.001
CF302
R378 1K
R382
150 
C381
12P
(CH)
R380
1.5K
C393
1/50
C380
10/16 
R372 1K
R381
10K 
C382
15P(CH)
C397
0.022 
C394
47/16 
C392
0.001
C387
0.022 
R374 1K
R373 1K
C348
0.01
C375
0.001
C301
0.01
D303
DS1SS133
D304
DS1SS133
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
DS1SS133
D301
DS1SS133
T306
CNP302
L341
BALUN
C335
560P
C334
27P(UJ)
C302
0.001
C330
15P
(UJ)
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  FRONTEND 
IC302
LC72131
PLL(TUNER)
 
X352
IC
LA1
FM  IF  DET./F
+B
+B
+B
– 31 –
CD-BA1500H
Figure 31 SCHEMATIC DIAGRAM (8/10)
7
8
9
10
11
12
XT21
CNS303
GND 
CE
DO
DI
CLK 
GND 
A_12V 
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
CL
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 
OU
TP
2
3
4
5
1
7
8
6
2
3
4 5
1
K
C
D
B
A
F
G E
g
I
7
8
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
RDS PWB-G
2 3
4
5
1
7
8
9
6
12
11
10
LOW PASS
FILTER
TO MAIN SECTION
P27  11-C,10-H
TP302
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
DZ5.1BSB
CNP303
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
DZ5.1BSB
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 
C356
0.001
C354 0.022
CF351 
R353
270 
C353
 
0
.022
R362
1.2K
R361
1.2K
R364
47K 
R363
47K 
X351
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
  IF  DET./FM  MPX./AM  IF 
+B
+B
+B
+B
+B
+B
CD-BA1500H
– 32 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
Figure 32 SCHEMATIC DIAGRAM (9/10)
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9 
8 
7 
6 
5 
4 
3 
2 
1 
9.3V
9.3V
9.3V
9.3V
0V
0V
8.6V
9.3V
9.3V
4.2V
4.2V
-25.7V
-25.7V
-25.7V
-25.7V 
-25.7V
-25.7V
3.3V 
3.3V
3.3V
M10V
F
F 
T2  RUN
F 
F 
F
F
G11
G10
G09
G08
G07
G06
G05
G04
G03
G02
G01
P01
P02
P03
P04
P05
P06
P07
P08
P09
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
KEY  0
KEY  1
KEY  2
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
50 49 48 47 46 45 44 43 42 41
39 38 37 36 35 34 33 32 31
S-BUSY
SP_RLY
SPK_DET 
USE
DISTOUT/SW  OUT
SPN
MIC  IN
FPB
PLAY  SW_A
T1    RUN 
AVref 
SP
XT2
DRF
FPA
CD  CLAMP
SW
T_SOL_B
VDD
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
VLOAD
P16/DIST1
P17/DIST2
P18/DIST3
P19
P20
P21
P22
KARAOKE  LATCH
PLAY  SW_B
AC  RLY_CONT 
VDD
TIMER  LED
T_MOTOR
T_SOL_A
SMUTE
VSS
REMOCON 
NO
SYS  STOP
SP
S
N
M-BUSY/TUN  SM
AVSS
DO
DI
CLK
CD  DO
CD  CLK
VPP/IC
RES  OUT
REC/PLAY
CE
P15/DIST0
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
CD  INT
WRQ
CD  DI
CD  CE
RESET
AVDD
X2
X1
VDD
T_T1/T2
T-BIAS
1
2
3
4
5
6
7
8
9
10
11
12
13
COM
T1  RUN
T2  SOL
MTR  +
T2  PLAY
T2  RUN
+5V
T1  SOL
R_REC
T1  RUN
F-REC
4 
1
8
7
2
3
5
6
4
1
8
7
2
3
5
6
40
13
12
11
10
9
8
7
2
1
3
4
5
6
- 
- 
+ 
M 
TAPE MECHANISM PWB-D
TAPE
MOTOR
DISPLAY PWB-A2
2
3
4
5
1
7
8
9
6
12
13
14
15
11
17
18
19
10
16
22
23
24
25
21
27
28
29
20
26
30
32 31
33
34
35
37
38
39
36
13
13
1
1
SOLENOIDE
SOLENOIDE
R672
10K
R671
10K
R670
10K
R675
1K
R674
1K
R673
1K
R669 10K
R668 1K
R667
1K
LED722
R659
1K
R661 2.2K
R663 2.2K
R664 2.2K
R665 2.2K
R653
1K
R654
1K
R656
10K
R660
10K
Q608
KTC3199  GR
R655
1K
R658
47K
D615
DS1SS133
C618
10/16
R650
68K
R649
10K
Q604
KTC3199  GR
R638
47K
R637
1K
C617
10/16
D611
DS1SS133
Q607
KTA1273 Y
R662
10K
R651
10K
R652
10K
Q606
KTA1271  Y
Q605
KTA1271  Y
D614
DS1SS133
D613
DS1SS133
C620
47/25
CNP703
C611
0.022
ZD601
DZ6.2BSC 
C610
0.022
C614
2.2/50
R627
100K
D604
DS1SS133
R626
100K
C613
2.2/50
D603
DS1SS133
C612
2.2/50
R625
100K
D602
DS1SS133
R636
68K
R624
270
R623
270
IC702 
KIA4558P
OPE AMP.
R618
220K
R617
220K
R613
820K
C605
270P
C601
270P
R603
10K 
R607
33K
R608
68K 
R604
12K
C602
0.0027
R614
390K
D601
DS1SS133
R605
56K
C603
0.0068
R609
470K
C604
0.0068
R619
2.2M
C607
0.022
R615
150K
R620
180K
C608
0.022
R610
15K
IC703
KIA4558P
OPE AMP.
R612
1M
C606
0.0027
R621
33
Q601
KTC3199  GR
R601
1K
R602
100K
Q602
KTC3199  GR
R606
1K
R611 100K
Q603
KTC3199  GR 
R616
1K
R622
100K
C609
47/50
C616
1/50
FL701
FL DISPLAY
D610
DS1SS133
R640 1K
R642 22K
R646 1K
R645 22K
R644 1K
R643 1K
R648 1K
R725
10K 
R632 10K
R629 10K
R633 10K
R634 10K
R635 10K
R
R
R
R
R
R
R
R
R
R
XL
R
R
R6
R
R
IC701
IX0329AW
SYSTEM
MICROCOMPUTER
R647 1K
R
R6
FC702
+B
+B
+B
+B
+B
+B
–B
+B
+B
+B
+B
+
+B
+B
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