DOWNLOAD Sharp CD-BA1700 (serv.man10) Service Manual ↓ Size: 3.48 MB | Pages: 64 in PDF or view online for FREE

Model
CD-BA1700 (serv.man10)
Pages
64
Size
3.48 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Including circuit diagrams
File
cd-ba1700-sm10.pdf
Date
PREV: Sharp CD-BA1700 (serv.man9) Service Manual

Sharp CD-BA1700 (serv.man10) Service Manual ▷ View online

– 25 –
CD-BA160H/1700H
Figure 25 SCHEMATIC DIAGRAM (2/10)
7
8
9
10
11
12
1 
1 
 
 
A_10V 
TUN_SM
DO
CE
VF1 
-VP 
VF2 
SP_RLY
M_10V 
-15V
GND 
SW_5V 
GND 
UN_SW_5V
AC_RLY_CONT 
SP_DET
 
CLK 
DI
TUN_L 
TUN_R 
GND (M_GND) 
(A_GND) 
(D_GND) 
M_GND 
SP_DET
AC_RLY  CONT 
UN_SW  5V
A_GND 
+5V 
D_GND 
-15V
M_10V 
SP_RLY
VF1 
VF2 
-VP 
T_BIAS
SPA_SIG 
SMUTE 
REC/PLAY
T_T1/T2 
CE
DI
CLK 
DO
TUN  SM
REC_L 
REC_R 
0V
0V
0.7V
0.7V
0V
0V
0V
11.7V 
11.6V 
11.6V 
0V
0V
0V
0V
0V
AUX  IN
R-CH
L-CH
Vcc 
ALC 
GND 
ALC 
RIPPLE
Nor/CrO2
+ 
+ 
- 
- 
Hich=CHROME 
56K 
56K 
R1
R2
R3
R4
SEL0 
RIN 
RTRE
BASS 
ROUT
VREF
VDD 
CLK 
24
23
18
17
16
15
14
13
7
8
9
10
11
12
22
21
20
19
18
17
16
15
14
13
22
23
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MAIN PWB-A1(1/3)
TO
TUNER 
SECTION
P29 10-H
G
F
I
D
E
H
C
1
23
FC701
CNP702
TO DISPLAY 
PWB
P31 12-D
TO POWER  SECTION
P26 1-G
K
L M N O P Q R S T U
W X
–B
+B
+B
V
+B
MUTING
MUTING
1
2
3
+B
+B
+B
+B
-B
+B
+B
+B
+B
+B
R419
5.6K
R420
5.6K
C430
390P
C429
390P
R422
27K
R421
27K 
D403
DS1SS133
D404
QS1SS133
SO401
VIDEO/AUX
CNP401
C142
47/25
R149
4.7
Q114
KTC3203 Y
BIAS OSC
L104
330
µ
H
C141
0.039
(ML) 
C140
0.0082 
C148
0.047
(ML)
R148
22K 
R147
47K
Q113
KRC104 M
BIAS
R146
82(1/2W)
R145
4.7K
Q112
KTA1266 GR
SWITCHING 
R144
47K
R139
220 
C136
22/25 
C138
220/10
C134
47/25 
R136
10K
C132
0.0033
C130
0.022 
C128
22/25
R134
100 
R132
1.5K
C126
270P
R128
6.8K
3
.9K
C150
22/25
R423
470K
R424
470K
R416
3.9K
C440
0.001
R418
3.3K
C442
0.0033 
C428
1/50
C426
1/50
C424
1/50
C422
1/50
C420
4.7/50
C418
1/50
C414
0.0027
C412
0.1(ML) 
C410
0.1(ML)
C406
22/50 
C408
10/50 
R143
220K
R141
10K
Q111
KTC3199 GR 
R140
10K 
Q110
KTC3199 GR 
R142
220K
5K 
C135
47/25 
R127
6.8K
270P
C127
39
/50
3.9K
C131
0.022 
R131
1.5K
R133
100 
C133
0.0033 
R135
10K 
C129
22/25 
OR
CD-BA160H/1700H
– 26 –
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 26 SCHEMATIC DIAGRAM (3/10)
3 
2 
1 
 
3 
2 
1 
3
2
1
A_10V 
M_10V 
GND 
GND 
AC_RLY_CONT 
UN_SW_5V
GND 
+B2 
GND 
R 
GND 
VF1 
VF2 
-VP 
L 
SP_RLY
-15V
SP_DET
+5V 
20V
5.7V 
20
5 
20V
10V
9.9V 
20V
9.9V 
4.1V 
0V 
0V 
0V 
0V 
4.1V 
+5V 
GND 
AC_RLY_CONT 
UN_SW_5V
SW_5V 
(M_GND) 
A_GND 
(CD_GND)
(D_GND) 
(A_GND) 
Out
Ch2
Out
Ch1
Out
Out
Ch2
Ch1
Ch2 
Ch1 
+Vcc
-Vcc
-
- 
+ 
+
2
3
4
5
6
8
9
11
12
13
14
15
7
1
1
5
TO
MAIN
SECTION
P25 10-H
Y
1
2
Z
3
K
M
N
L
O
P
Q
R
T
U
V
W
X
S
TO
MAIN
SECTION
P24 1-C
10
C914
0.1(ML)
C916
0.1(ML)
R916
4.7
C913
0.1(ML)
C915
0.1(ML)
R917
4.7
R915
56K 
C917
47/50 
R914
56K 
R913
56K 
Q904
KTC3199 GR
Q903
KTC3199 GR 
D903
DS1SS133
R934
68K
C906
47/50
R906
1K
R932
1K
C904
15P
R902
56K
R904
820
C902
470P
C909
100/50
R918
100(1/4W)
Fusible
C912
10/50
D902
DS1SS133
Q902
KTC3199 GR 
R912
10K 
C908
0.022
R910
1K
R908
0.1(1W) 
R911
10K
Q901
KTC3199 GR
R909
1K
C907
0.022
R907
0.1(1W) 
C910
100/50
R920
22K
R903
820
C905
47/50 
C903
15P
R901
56K
R931
1K
R905
1K
C901
470P
R933
68K 
C935
10/50
C911
10/50
D901
DS1SS133
C936
10/50
C803
2200/50
C804
2200/50
22K
R801 
22K
R802 
R803
680(2W)
D803
1N4004S 
D805
1N4004S
C812
100/50
C813
100/35
R807
12K
ZD802
DZ6.2BSA 
ZD803
DZ13BSB 
C807
3300/25
220/25
C831
C832
0.022 
Q831
KTC2026
C833
22/25
R832
33(1/2W)
R833
22K 
C834
0.047(ML) 
C842
0.1(ML)
C841
0.1
(ML)
C843
47/25 
R841
22K
IC841 
IC851 
C851
0.1
(ML)
C852
0.022
C853
47/25
R851
10K
D831
DS1SS133
IC852 
D851
DS1SS133
C854
47/25
C855
0.047(ML) 
F
IC901
STK40204(2Ch) POWER AMP. 
Q901~Q904
SP DET.
+B
IC852
AN78L05
CONSTANT
VOLTAGE REGULATOR 
IC841
KIA7810AP
VOLTAGE REGULATOR 
IC851
KIA7805P
VOLTAGE
REGULATOR
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
R919
100
(1/4W)
Fusible
-B
+B
-B
– 27 –
CD-BA160H/1700H
Figure 27 SCHEMATIC DIAGRAM (4/10)
7
8
9
10
11
12
-28V 
-28V 
-33V 
4.4V 
0.2V 
R1_OUT
L1_OUT
3
4
4
5
5
6
6
7
7
8
8
M
2
2
1
1
1
1
2
2
1
2
3
4
5
2
1
3
C931
22/50 
8  OHMS  MIN
16  OHMS  MIN 
1
5
2
1
AC  POWER
SUPPLY  CORD
POWER PWB-B
+
+
+
+
–
–
–
–
L-CH
L-CH
L-CH 
GND
R-CH
R-CH
R-CH 
GND
R-CH 
GND
L-CH 
GND
HEADPHONES PWB-A3
5
1
2
3
4
5
1
5
1
M901
FAN MOTOR
+
–
MAIN PWB-A1(2/3)
C930
22/50 
VOLTAGE REGULATOR 
1 
2 
3 
FM SIGNAL 
C971
47/50 
R975
4.7(1/2W)
D971
DS1SS133
C972
10/50
R972
68K
R971
1K
R973
15K
Q971
KTC3203 Y
CNS971
CNP971
CNP951
FW951
R951
330(1/2W) 
C952
220P
C951
220P
JK951
HEADPHONES 
L951
2.2uH 
R952
330(1/2W) 
R954
4.7K
R953
4.7K
RL951
RELAY 
D951
DS1SS133
Q951
KRC107 M 
SO901
SPEAKER
TERMINALS
FOR
CD-BA160H
2 SPEAKER
R922
6.8 
C922
0.022
C920
0.022 
R924
6.8
C925
0.022 
C927
0.022 
R921 
6.8
C923 
0.022
C921
0.022
 
L921
0.29
µ
H 
L920
0.29
µ
H
C926
0.022 
R923
6.8 
C924
0.022 
C928
0.001
C929
0.001
R925
68
C932
0.001
R926
68
C933
0.001
C934
0.001
R927
68
1N4004S 
D871
C871
0.0047/250
L801
LINE
FILTER
SO801
AC INPUT
SOCKET
AC 230V,
      50Hz 
CNP801
RL871
RELAY 
T.F
PT801
MAIN POWER TRANSFORMER 
C873
470/35
C875
0.022
C876
0.001
R874
220 
C874
1000/6.3
R876
1K
C877
0.001 
R875
47K 
Q873
KTC3199 GR
PT871 
SUB POWER 
TRANSFORMER 
D876
DS1SS133
C872
0.047
(ML) 
D875
1N4004S
D874
1N4004S
D872
1N4004S 
D873
1N4004S
CNS871
CNP802
F803
T2A  L  250V
F802
T4A  L  250V
F801
T4A  L  250V
C801
0.1(ML)
C802
0.1(ML)
D801
TS6B04GM
C803
2200/50
C804
2200/50
C805
0.1 (ML)
C806
0.1(ML)
D803
N4004S 
D804
1N4004S
D802
1N4004S 
D805
1N4004S
C809
100/50
D807
1N4004S
D806
1N4004S 
C808
100/50
C810
220/50
R804
2.2K
C811
47/50
R805
47K
C812
100/50
R806
10
Q801
KTA1274 Y
D808
1N4004S
ZD802
DZ6.2BSA 
ZD801
DZ30BSB 
FW871
SO801
When Servising, pay attention as the
area enclosed by this line(                 ) is
directly connection with AC main voltage.
FRONT
SPEAKERS
SURROUND
SPEAKERS
SO902
SPEAKER
TERMINALS
FOR
CD-BA1700H
4 SPEAKER
CD-BA1700H
ONLY
+B
+B
VOLTAGE
REGULATOR
+B
+B
+B
+B 
MOTOR
DRIVER
CD-BA160H/1700H
– 28 –
Figure 28 SCHEMATIC DIAGRAM (5/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
 
 
 
 
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 
FM
REG 
AM  IF  IN
GND 
SD
FM/AM  OUT 
VSM 
AM  LOW 
CUT
AM  RF  IN
AM  OSC  IN 
FM  AFC
AM  OSC
OUT
AM  MIX  OUT
FM  IF  IN
24
1
22
1
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
9
10
21 20
19 18 17 16 15
13
14
12
1
1
2
2
2
3
4
5
6
23
22
21
20 19 18
X  OUT
AM OSC
NC
AM TRACKING fL
AM BAND 
COVERAGE fL
NC
NC
AM IF
TP301
R350
2.7K
C367
1/50
C365
0.022 
C366
0.001
C364
10/16 
C363
0.022 
R365
10K 
C342
0.022
R358
3.9K
C362
3.3/50
C361
0.022 
R351
5.6K
C353
0.022 
CF352
AM IF  
T351
R352
1K
C352
10/16
C351
0.022
C326
0.001
CF302
FM IF  
IC
LA
C302
0.001
R336
10K
R323
68K 
VD301
SVC348S
C331
0.047
C332
0.022
C330
15P(UJ)
T303
AM ANTENNA
C323
0.022
C338
0.001
D301
DS1SS133
D302
DS1SS133
CNP302
L341
BALUN
C335
560P
T306
C334
27P(UJ) 
R377
47K 
L351
100
µ
H
C385
0.01
R379
2.2K
C387
0.022 
C392
0.001
C380
10/16
C394
47/16 
R380
1.5K
C393
1/50
R381
10K
C397
0.022
R382
150
C381
12P(CH) 
X352
4.5MHz 
C382
15P(CH) 
R374
1K
R373
1K
R372
1K
R378
1K
IC302
LC72131
PLL(TUNER)
C348
0.01
R399
33
R349
33
R348
680
R347
6.8K
R346
330
R344
470 
C347
0.022 
1
R345
4.7K
C345
0.022 
C321
100/16
C346
0.022 
CF301
FM IF
FE301
FM  FRONT END
C341
0.022
L342
2.2
µ
H
R369
15
D303
DS1SS133
D304
DS1SS133
C301
0.01P
C375
0.001 
SO301A
FM  
ANTENNA
TERMINAL
1
3
2
1
3
2
Q301
2SC380 O
3
2
+B
Page of 64
Display

Click on the first or last page to see other CD-BA1700 (serv.man10) service manuals if exist.

RANDOM: