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

– 25 –
CD-BA1500H
Figure 25 SCHEMATIC DIAGRAM (2/10)
7
8
9
10
11
12
• The numbers   
1 
  to  
13 
 are waveform numbers shown in page 42.
RES
WRQ
CE
DO
CL
DI
DRF
INT
+B
XVDD
RVSS
RCHO
RVDD
XIN
51
50
49
48
47
63
62
61
60
59
58
57
56
55
54
53
52
XOUT
XVSS
ASLRCK
ASDACK
ASDFIN
LRSY
DATACK
DATA
16M 
SFSY
SBSY
PW
64
SBCK
CE
CL
DI
DO
INT
WRQ
SERIAL
OUT 
EXTERNAL
AUDIO  IN
DIGITAL
FILTER
1BIT
DAC
LPF
INTERPOLATION
MUTE
ATTENUATION
DEEMPHASIS
CLOCK
GENERATOR
SUBCODE
DECODE
CRC
COMMAND
INTERFACE
AGND
R-CH
EMPH
MUTEL
MUTER
LVDD
LCHO
LVSS
+5V
DGND
1
2
3
4
5
+B
+B
CNS402
P26  1 - B
TO MAIN PWB
CNS99
TO DIGITAL OUT
PWB
P27  11-A
INT
DRF
WRQ
CE
DO
DI
CL
RES
DRF
GND
CD  RES
DI
CLK
DO
CE
WRQ
CDINT
CLAMP  SW
10
9
7
1
2
3
4
5
6
8
+B
+B
+B
P33  12 - B
CNS701
TO DISPLAY PWB
DISC_NO
O/C
GND(D)
M-
M+
CD T/T UP/
DOWN MOTOR 
PWB-E
TEST
DOUT
VDD 
C2F 
PCK 
40
39
38
37
36
35
34
33
32
31
30
29
28
27
EFLG
41
FSX 
CONT5
CONT4
CONT3
CONT2
CONT1
LASER
+B
+B
+B
1
3
2
ADING  M-
C4
_M+
_M-
ADING  M+
SPDO
C3
C2(SPN)
-
+
O
D
+B
+B
JITTC
JITTV
EFMIN
EFBL
FDO
TDO
TBLO
BHREF
PHREF
ADAVSS
ADAVDD
VREF
TE
FE
PH(RFENV) 
BH
TDO 
SLDO
SPDO
FDO 
SPDO
FG(D_Vref)
SLDO
AUDIO
OUT
ERROR
CORRECT
GENERAL
SW
SERVO
PROCESSEROR
AUTO
ADJUST
S/H
JITER
DEFECT
CONTROL
A/D
SW
D/A
+B
+B
5
4
3
2
1
PCKIST
VVDD
VVSS
PD02
PD01
73
80 79 78 77 76 75 74
FRAME  SYNC
DEFECT,PROTECT
EFM  DECODE
CLV
CONTROL
GENERAL 
SLICE
LEVEL
CONTROL
PLL
VCEC
SLCO
SLCIST
HFL
FR
VDD5V
CONT7
CONT6
VSS
V/vP
FSEQ
EFMO
RES
DEF
O/C 
DISC_NO 
+B
72 71 70 69 68 67 66 65
11
10
9
8
7
6
24
23
22
21
20
19
18
17
16
15
14
13
12
-
+
+B
+
-
1
2
3
4
5
6
6
5
4
3
2
1
5
4
3
2
1
M
6
L-CH
+B
+B
46
45
44
43
42
+B
26
25
+B
1
2
3
CNP5
R8
330
R10
27K
C26
0.047
C22
100P
R80
1M
R79
1.5M
C24
2.2/50
C21
0.1
C23
0.047
R12
680
R14
1.2K
R11
12K
R13
680
C81
0.022
C27
0.1
C17
0.0047
R15
10K
C20
0.1
C42
68P
C25
0.1
C41
100/10
C28
47/10
C82
0.022
R44
1K
C29
0.1
R35
1K
R38
270
R39
470
R16
10K
R87
120
R17 1K
R46 1K
R45 1.2K
R40 1.2K
C31
100/10
C30
0.1
L61
0.82
µ
H
C64
47/6.3
ZD61
DZ3.9BSB
R19
47
C39
10/16
R58
220
Q1
KTC3203Y
CONSTANT VOLTAGE
C56
330/6.3
C83
0.022
R84
10K
C40
0.0015
C43
0.0015
R83
10K
C34
0.022
C35 
8.2P
C36 
8.2P
R82
2.2K
R81
2.2K
C38
10/16
R20
220
C45
100/10
C44
0.1
C80
0.022
R73 1K
R71 1K
C72 0.01
R72 1K
C71 100P
C73 100P
C75 100P
C76 100P
C77 100P
C78 100P
R75 1K
R76 1K
R77 1K
R78 1K
C74 100P
R74 1K
L62
2.2
µ
H
R94
10K
R95
10K
R67 1K
R68 1K
IC2
LC78641E
ERVO/SIGNAL
CONTROL
CNP11
CNP12
CNP4
SW3
DISC
NUMBER
SW2
CLAMP
SW1
OPEN/
CLOSE
D21
DS1SS133
R21
470
R22
470
Q2
KRC102M
D22
DS1SS133
C47
100/16
BI4
CNS4
M3
T/T
UP/DOWN
MOTOR
XL1
IC2
1
6
9
13
2
10
11
12
3
7
8
CD-BA1500H
– 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)
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
M_GND 
TAPE1_R
TAPE1_L
A_GND
A_GND 
ERASE 
TAPE2_R2
TAPE2_R1
TAPE2_L1
TAPE2_L2
9.3V
8.6V
9.3V
0V
3.4V
3.4V
0V
0V
0V
2
3
1
1
2
3
0V
0V
0.7V
0V
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0V
0V
0.7V
0
ERASE
HEAD
TAPE2
RECORD/ 
PLAYBACK  HEAD 
TAPE1
PLAYBACK HEAD
R-CH
L-CH
R-CH
L-CH
3
1
7
6
5
3
2
1
4
2
24
23
22
21
20
19
18
17
16
15
14
1
10
9
8
7
6
5
4
3
2
1
6
5
3
2
1
4
3
1
2
+5v 
CD_GND
L-CH
A_GND 
R-CH
1
2
3
4
5
GND (A_GND) 
L 
GND (CD_GND)
+5V
R
TO 
POWER
SECTION
P28  1 - F
CD
TUN
DECK
AUX
LSEL0 
- 
+ 
- 
+ 
- 
+ 
- 
+ 
- 
+ 
- 
+ 
- 
+ 
-  
+ 
CCB
INTERFACE 
R1
R2
R3
R4
RSEL0
RIN
RTRE
RBASS
ROUT
VREF
VDD
CLK
L1
L2
L3
L4
LIN
LTRE
LBASS 
LOUT
VSS 
CE
DI
L
R
ALC
ALC
RIPPLE
Nor/CrO2
-
+
-
+
Hich=T1
+
+
-
-
Hich=CHROME
56K
112K
56K
112K
q
t
r
j
s
3
4
2
1
5
CNP11
TO CD SERVO
PWB
L102
2.2
µ
H
L101
2.2
µ
H
P25 12-D
FM SIGNAL 
PLAYBACK SIGNAL 
RECORD SIGNAL 
CD SIGNAL 
VIDEO SIGNAL 
+B
+B
+B
+B
+B
Q401,Q402 : SYSTEM MUTE
CHASIS
+B
MUTING
IC401
LC75341
AUDIO PROCESSOR
C406 22/50
C408 10/50
C410
0.1(ML) 
C412     0.1(ML)
C418 1/50
R
3
C414 0.0027
C424 1/50
C422 1/50
C420 4.7/50
C426 1/50
C428 1/50
R418
3.3K
R141
10K
Q11
KTC319
R140
10K
R142
220K
Q110
KTC3199  GR
R136
10K
C132
0.0033
R134
100
C134
47/25
C136
C130
0.022
R132
1.5K
C128
22/25
C126
270P
R128 6.8K
R130
3.9K
C144
0.0022
R126
68K 
R122
5.6K
C122 47/25
R124
33K
R116
56
C116
100/25
C118
0.033
R118
100K
R120
3.9K
C114
330P
R114
1K
C112
330P
IC101
AN7345K
R135
10K
C135
47/25
C133
0.0033
R133
100
C129
22/25
C131
0.022
R131
1.5K
C127
270P
R127
6.8K
R129
3.9K
C139
3.3/50
C143 0.0022
C137
0.022
R123
5.6K
R125
33K
C123
47/25
C121 560P
R121
3.9K
R119
100K
C117
100/25
R117
56
C115
330P
R115
1K
R138
15K
C113
330P
C106
0.001
Q108
KTC3199 GR
C107
0.001
C119 0.033
Q109
KTC3199  GR
R112
4.7K
R110
47K
R111
4.7K
R113
47K
R107
2.2K
Q105
2SC1845  F
R109
3.3K
C105
180P
Q107
2SC1845  F
Q106
2SC1845  F
R108
3.3K
R106
2.2K
Q104
2SC1845  F
C104
180P
R105
1K
R104
1K
C120
560P
R137
15K
C103
0.001
C102
0.001
Q101
KTA1266  GR
Q103
KRC104  M
R103
4.7K
R101
10K
C101
0.047 
R102
10K
Q102
KRC104  M
C108
100/16
R157
150
R425
22K
C403
22/25
R410
10K
Q402
KTC3199  GR
R417
3.3K
C421     1/50
C427    1/50
C425     1/50
C423     1/50
C419 4.7/50
C417 1/50
C413 0.0027
R415
3.9K
C407
10/50 
C409
0.1(ML) 
C411 0.1(ML)
C404
100/16
C405
0.022
R409
10K
C439
0.001
R401
330
R403
2.7K
R407
2.2K
C401
0.001
C402
0.001
R408
2.2K
R404
2.7K
R402
330
CNP101
CNP102
BI402 
CNS402
Q401
KTC3199  GR
C44
0.00
C441
0.0033
C44
0.003
– 27 –
CD-BA1500H
Figure 27 SCHEMATIC DIAGRAM (4/10)
7
8
9
10
11
12
TUN_R
TUN_L
DI
CLK
DO
TUN_SM
TUN_SM
CE
TO
TUNER 
SECTION
P31 10-H
TO
POWER 
SECTION
P28 1-G
A_12V
VF1 
-VP
VF2
SP_RLY
M_10V
-15V
GND  (D_GND) 
SW_5V
GND  (A_GND)
UN_SW_5V
SP_DET
GND  (M_GND)
M_GND
SP_DET
UN_SW  5V
AC_RLY CONT
A_GND
SW_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
REC_L
REC_R
V
0.7V
0V
0V
0V
11.7V 
11.6V
11.6V
0V
0V
3
1
2
0V
0V
0V
22
23
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
2
1
16
15
14
13
12
11
10
9
3
R-ch
L-ch
Vcc
ALC
GND
ALC
RIPPLE
Nor/CrO2
CHROME
56K
56K
B
A
C
E
F
D
G
g
a b c p h f K i l e
n m
+B
+B
–B
–B
+B
+B
+B
1
23
FC701
CNP702
TO DISPLAY PWB
MAIN  PWB-A1(1/3)
DIGITAL OUT  PWB-A4
AC 
_
RLY CONT
M
P33 12-D
CNP5
TO CD SERVO
PWB
P25 12-E
IC99
TOTX178A
OPTICAL FIBER
DATA LINK
3
2
1
3
2
1
3
2
1
+5V
GND
+B
+B
+B
+B
+B
+B
+B
BIAS
SO401
VIDEO/AUX
CNP401
C142
47/25
R149
4.7
L104
330
µ
H
C141
0.039
(ML)
Q114
KTC3203 Y
C140
0.0082(PP)
C148
0.047(ML)
R148
22K 
R147
47K 
Q113
KRC104 M
R145
4.7K
R144
47K
Q112
KTA1266 GR
R146
82(1/2W)
R423 470K
R424 470K
R419
5.6K
R420
5.6K
C430
390P
C429
390P
C99
100/10
C98
0.022
R422
27K
R421
27K
22/50
10/50
0.1(ML)
1/50
R416
3.9K
0.0027
1/50
1/50
4.7/50
1/50
1/50
R418
3.3K
R143
220K
R141
10K
Q111
KTC3199  GR
R140
10K
2
K
10
99  GR
R136
10K
C132
0.0033
C145
0.001
100
C134
47/25
C138
220/10
C136
22/25
C150
22/25
R139
220
0
.022
28
25
IC101
PLAYBACK AND RECORD/
PLAY BACK AMP.
R135
10K
C135
47/25
C133
0.0033
100
29
/25
0
.022
C440
0.001
L99
2.2mH
BI99
CNS99
C442
0.0033
CD-BA1500H
– 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.
3
1
3
1
3
1
+B
–B
5.7V
20V
10V
10V
10V
GND (M_GND)
SW_5V
GND (D_GND)
M_10V
GND A_GND
VF1
VF2
-VP
SP_RLY
-15V
SP_DET
UN_SW_5V
A_12V
GND  (CD_GND)
R
L
SW-5V
GND  (A_GND)
TO
MAIN
SECTION
P26  1-C
P27 10-H
2
2
2
4.1V
0V
0V
0V
0V
4.1V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Out 
Ch2 
Out 
Ch1 
Out 
Out 
Ch2 
Ch1 
Ch2 
Ch1
+Vcc
-Vcc
-
-
+
+
19.41V
20V
i
q
t
r
s
g
b
c
a
p
h
f
k
j
l
e
n
m
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
–B
+B
+B
+B
–B
–B
+B
+B
+B
–B
+B
AC_RLY_CONT
M
R917
4.7
D831
DS1SS133
C812
ZD802
DZ6.2BSA
C813
100/35
R807
12K
D805
1N4004S
1
D803
1N4004S
C803
2200/5
C804
2200/
R801
22K
R802
22K
R803
680(2W)
C831 220/25
C832 0.022
C807
3300/25
C851
0.1(ML)
IC851
KIA7805P
VOLTAGE
REGULATOR
IC841
KIA7810AP VOLTAGE REGULATOR
C852 0.022
C853 47/25
R851 10K
IC852
AN78L05
CONSTANT
VOLTAGE
REGULATOR
D851
DS1SS133
C854 47/25
C855
0.047(ML)
Q831
KTC2026
R832
33(1/2W)
C833
22/25
R833
22K 
C834
0.047(ML)
R831
3.3(1/2W)
Q902
KTC3199 GR
D901
DS1SS133
D902
DS1SS133
R910
1K
R912
10K
C908
0.022
R908
0.1(1W)
Q903
KTC3199 GR
Q904
KTC3199  GR
C917
47/50
R915
56K
R916
4.7
D903
DS1SS133
C936
10/50
R913
56K
R914
56K
C915
0.1(ML)
C916
0.1
(ML)
C914
0.1
(ML)
C913
0.1(ML)
R934
68K
R932
1K
R906
1K
C906
47/50
C904
15P
R902
56K
R904
820
C909
100/50
R918
100
C912
10/50
C911
10/50
C910
100/50
R919
100
R920
22K
C905
47/50
R903
820
R901
56K
R905
1K
C903
15P
R931
1K
R933
68K
C935
10/50
R907
0.1(1W)
C842
0.1(ML)
C843
47/25 
R841
22K
C841
0.1(ML)
C907
0.022
R909
1K
R911
10K
Q901
KTC3199 GR
C901
470P
IC901
STK40204
POWER AMP.
C902
220P
ZD803 DZ130BSB
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