Sharp CD-C75HR User manual

CD-C75HR
IC681 VHiBA4558F/-1 J Line Amp.,BA4558F AD
IC201 RH-iX0117AWZZ J Same as CD-C75H(BK) System Microcomputer,µPD78045A BB
(Serial No. 6060001-60902000)
IC201 RH-iX0164AWZZ J System Microcomputer,µPD78045A BB
(From Serial No. 61002001~)
J681 QSoCJ0205AWZZ J QSoCJ0401AWZZ J Jack, VIDEO/AUX AH
SHARP CORPORATION
No. S9652CDC75HR/
SERVICE MANUAL/ SERVICE-ANLEITUNG/ MANUEL DE SERVICE
CD-C75H(BK) R
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
• Im Interesse der Benutzer-Sicherheit sollte dieses Gerät wieder
auf seinen ursprünglichen Zustand eingestellt und nur die
vorgeschriebenen Teile verwendet werden.
• Dans l’intérêt de la sécurité de l’utilisateur, l’appareil devra être
reconstitué dans sa condition première et seules des pièces
identiques à celles spécifiées, doivent être utilisées.
This new model CD-C75H(BK) R has almost the same structure as the former model CD-C75H(BK) except for some outer parts, VIDEO/AUX
OUT Circuit, and so only these parts are here described. Ehrn servicing the CD-C75H(BK) R , please refer to the accompanying service manual
for CD-C75H(BK) (No. S4615CDC75HBK) as well as this service manual.
DIFFERENCE BETWEEN CD-C75H(BK) AND CD-C75H(BK) R
PART NO. PART NO.
REF. NO DESCROPTION CODE
CD-C75H(BK) CD-C75H(BK) R
INTEGRATED CIRCUIT
TRANSISTOR
Q681,682 VSKTC3199GR-1 J Digital, NPN, KTC3199 GR AB
Q699 VSKRA107M//-1 J Digital, PNP, KRA107 M AE
CAPACITORS
C681,682 VCKYMN1HB331K J 330pF, 50V AA
Q683,684 RC-GZA225AF1H J 2.2µF, 50V, Electrolytic AB
C685,686 VCKYMN1HB181K J 180 pF, 50V AA
C687,688 VCCSMN1HL470J J 47pF, 50V AA
C689,690 RC-GZA225AF1H J 2.2µF, 50V, Electrolytic AB
C696,697 VCTYMN1EF223Z J 0.022µF, 25V AA
C699 RC-GZA475AF1H J 4.7µF, 50V, Electrolytic AB
RESISTORS
R249 VRD-ST2CD102J J 1kohm, 1/6W AA
R681,682 VRD-MN2BD102J J 1kohm, 1/8W AA
R683,684 VRD-MN2BD104J J 100kohm, 1/8W AA
R685,686 VRD-MN2BD123J J 12kohms, 1/8W AA
R687,688 VRD-MN2BD153J J 15kohms, 1/8W AA
R689,690 VRD-MN2BD104J J 100kohm, 1/8W AA
R691 VRD-ST2CD472J J 4.7kohms, 1/6W AA
R692 VRD-MN2BD472J J 4.7kohms, 1/8W AA
R699 VRD-MN2BD473J J 47kohms, 1/8W AA
R953,954 VRD-MN2BD102J J 1kohm, 1/8W AA
OTHER CIRCUITRY PARTS
212 GiTAR0120AWSA J GiTAR0167AWSA J Back Board AW
ACCESSORIES/PACKING PARTS
SPAKC0345AWZZ J SPAKC0438AWZZ J Packing Case
TCAUH0030AWZZ J Caution Tag
CABINET PARTS
MARK: SPARE PARTS-DELIVERY SECTION

CD-C75HR
A
B
C
D
E
F
G
H
123456
– 2 –
Figure 2 WIRING SIDE OF P.W.BOARD (1/2)
C9
C17
C44
D3
C25
RM22
R295
RM12
C126
C125
R129
L101
R216 R279
D206
C37 R225
R242
C205
C19
C123
R181
R252
R251
C10 R8
R11
R6
R4
R2 R9
R19 C15 R20
R21
C16
R39 R40
C66
R84
R37 R34
R126
R124
C120
R123
C130
R132
C147
R265
R27
C162
C161
C129
R135
R125
R289
R290
40
41
24 25
80
1
64
65
R286
65
64
1
80
25
24
41 40
49
48
64 1
16
17
32
33
123456789
10
BCE
BCE
BCE
BCE
321
CNPM1 RM23
123456789 CNPM2
1234567
CNP102
CNP101
1234567891011
CNP10
1
12345
CNP1
123
CNP4
CNP201
12345678
CNP2
1
2
3
4
5
6
CNP3
QM01
RM01
RM02
VRM01 DM01
RM17
CM01
RM05 QM03
RM09
RM11 RM07
DM03
RM03
QM08
DM02 RM18
RM06
QM02
RM04
RM24
RM19
RM13
R115
R114
Q131
R110
Q111
Q108
C108
R108
Q110
Q101 Q102
C104 L105
L106
C103 R101
C101
R109
C107
Q107
R120
R117
R107
C102
C117
R121
C119
R119
C121
C115
C128
R145
C127
C141
C133
R139
R131
Q113
R127
R137
C139
Q117
C110
C131
C143
R152
R143
R158
R149
R157
C146
C134
C140
R138
R140
R146
R150
C145
C142
Q116
Q126
Q114
Q127
R142
C138
C136
L102
R128
C124 R136
R164
R185
R186
R163
R165
R162
R167
C109
R113
R161
R160
Q125
R102
C112
C114
C122
C132
R130
R105
R103
Q109 C118
R122
Q105
R118
R189
R190
C106
R111
R112
C105 C116
Q106
R106
R166
Q104
R104
Q103
QM04
RM10 RM08
D207
Q132
R170
R171
C150
L104
R168
C151
Q128
R298
C152
L103
Q124
R239
R240
R241
R244 R245
R246 R247
R250
R249 R248
R253 R254
R255
R256
R257
R284
R206
R205
R201
R266
R204
R294
R293
R211
R210
R209
R208
R207
R213
R212
R214
R215
R217
C81
Q72
R71
R76
C70
R74
C68
R78
R88
R77
C71
R69
R83
C65
R73 C67
C46
R81
R75
C69
Q71
R218
R219
R220
R221
R223
R222
R99
R224
R226
X202 C201
R231
R230
C202 R288
R287
R232
R235
R299 R236
R237
R233
C206 R238
R831
C832
R292
C207
D202
Q202
Q203
Q201
D201 R269
R268
Q463
Q466
Q
Q115
R156
C574 R172
Q130 C573 Q140
Q129
R155
Q121
C137
C135
R174
R141
R154
R153
R147
RM20
RM21
RM14
D205
R278
R72
C62
R66
R68
C64 C72
R65
C63
R67
IC2
IC3
R70
IC91
Q93
R97
Q94
R98
C94
R93
R91
R92
R26
Q95
123456789
L1 R61
R62 R63 R64
Q92
R90
ZD91
R94
R54
R89
C93
C92
Q91
R10
R29
R23
R22 R24
C18
R25 C91
C20
C11
R14
R13
C13
R12
R28
R17
C12
R16
C14
R15
C24
R44
C21
C7
C3 R3
C6
C4
C5
R5
C8
R7
R43
Q1
C2
C1
R1
C38
C40
C39
D2
C35
R41
C45
C50
C42
R57
C41
C30
R33
C32 C36
R32
R35 C31
R49
R38
R56
C34
R36
C33
C43
C53
R18
R58
R52
XL1
C54
C22
R48
R60
R87
C73
R80
R86
R79
R85
C830
C155
R133 R134
R148
C144
Q122
Q118
Q119
C210
R276
R282
D204
R271
R270
R274
R275
R273
C208
R272
C209
D753
R267
ZD201
R291
L201
R234 R280
R203
R283
R264 R263 R262
R261
R260
R285 R259 R258
R202
C451
R552
R550
R551
IC1
IC5
C61
IC101
R243 C113
C111
1
510
12
13
15
20
24
1
28 15
14
78
2122
510 15
20
25
30
35
40
45
50 55 60
510 15 20
30
35
45
50
55
60
70 75
510 15 20 30 35
45
50
55
60
70
75
IC201
1
2
3
4
5
6
7
8
ECB
3
2
1
3
2
1321
321
123
E
C
B
B
C
E
B
C
EB
C
E
B
C
E
B
C
E
B
C
E
B
C
E
E
C
B
E
C
B
BCE
E
C
BE
C
B
E
C
B
3
2
1
3
2
1
3
2
1
123
123
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
ECB
1
2
3
3
B
C
E
123
1
2
3
B
C
E
E
C
B
B
C
E
BCE BCE
ECB
ECB
FWM2
TO TAPE2 MECHA
PWB
CNS10
CNS701
TO DISPLAY PWB
FWM1
TO TAPE1 MECHA
PWB
CNS102
TO TAPE 2 HEAD CNS101 TO TAPE 1 HEAD
CNS1A
TO PICKUP UNIT CNS2A TO PICKUP UNIT CNS3
A
TO CD MO
PWB
710189
12
2
3
4
5
611
P33 10-A P32 5-C P33 11-C
P32 4-A
P35 7-E
P34 6-C
P35 7-A P35 7-B P35 7-
C
Figure 30,31 WIRING SIDE OF P.W.BOARD (1/6,2/6)

CD-C75HR
78 9 10 11 12
– 3 –
Figure 3 WIRING SIDE OF P.W.BOARD (1/2)
C9
C44
D3
C25
D553
D555
C516
C522
C822
R516
R181
R6
R4
R574
R567
R575
C563
R572
C564 R573
C557
R564
C558
R562
R507
R508
C571
R568
R505
R492
R456
1
1
2
3
4
5
6
7
8
9
13
BI99
F820
C830 T500mA L 250V
123456
CNP801
CNS202 12345678910111213
12345678
CNP2
1
2
3
4
5
6
CNP3
R831
C832
R292
C207
D202
Q202
Q203
Q201
D201
D451
R269
R268
C453
C454
Q468
R498
R495
R487
R493
C460
R500
C471 R481
C475 R490
C472
R482
R483
R484
C461
R479
R480
C457
C457
C690
C689
C683C684
14
85
Q681
Q682
C699
C458
C462
C463 C464
C470
C473
C468
C466
C474
C456
R499
R494
R491
R497
R470
Q461
R475
C826
Q825
R828
R827
R829
C820
ZD821
C827
R821
C821
R820
R836
D826
R822
Q820 Q824
Q821 Q827
R826
Q826
ZD820
Q828
D824
D825
D823
R834
R823
C833
C825
R824 R825
C824
R835
Q823
C698
C692
R696
C691
D699
D698
R694
R693
R695
L99
C98
C97
IC99
CNP903
C903
R466
R699
R954
R691
R698 R697
R680 R685
R687
R653
R683
R681
C687
C681 R684
R682
C682
R686 C686 R688 R690 C688
C697
C696
C685
C465
C469
R905
R465
R652
R488
C467
R468
R467
R454
Q469
R453
R458
R457
Q460
Q463
Q466
R452 R451
Q467
R478
C476
Q459
R474
R473
Q458
Q115
R156
C574 R172
Q130 C573 Q140
Q129
R175
R155
R173
Q121
C137
C135
R174
R141
R154
R153
C92
R10
R14
C13
R12
C24
R44
C21
C7
C6
C4
C5
R5
C8
R7
R43
Q1
J681
Q822
C831
C823
C155
R133 R134
R148
C210
R276
R282
D204
C208
R272
C209
R455
C452
C451
R449
C503
R503
C505
R506
R504 1
10 5
15
16
17
20
25
30
32
33 3540 4550
48 49
55 60 64
C504
C506
C501
R501
C510
C509
R511 C511
R509
R552
R550
R551
R502
C502
C507
R521
C513
C517
C519
C535
C523
C515
R906
C536
C904
Q902
Q901
R903
R904
C527
C529 R525
C537
C533
C531 R513
R901
R515
R522
C521
C525
C902
C901
D550 D551
R945
C550
C551
C552
C945
R947
R941
R833
R942
R902
IC902
C942
C940
R553
C526
R582
C570
ZD550
R832
R514
C534 C532
C538
R526
C528
C524
C530
C520
R512
C512
C514
C518
R510
C508
R579
R558
R555
C553
R554
IC502
C566
R577
C567
R580
R578
C568
R581
R561
C556
R566
C559 D556
C554
R560
C555
R559
IC503
R557
R563
R556
R565
C565
R576
R571
C562
C947
D554
IC504
D552
C560
R569
C561
R570
D557 C569
R944
R946 R948
C946
R943
C941
C948
C939
IC5
IC501
IC451
IC681
12
3
4
5678
1234
5
6
7
8
1234
5
6
7
8
1234
5
6
7
8
12345678
9
1011
1213
14
15
16
IC453
1
5
14
15
20 25
28
10
15
14
78
2122
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
ECB
E
C
B
B
C
E
E
C
B
E
C
B
1
2
3
123
E
C
B
E
C
B
BCE
BCEBCEBCE
BCEBCE
1
2
3
123
321
E
C
B
E
C
B
Q699
B
C
E
EC
EC
2
3
CNS803
TO POWER SUPPLY PWB
CNS2A
PICKUP UNIT CNS3A TO CD MOTOR
PWB
CNP303
TO TUNER PWB
BK PK WH
BK
CNS4
123
PK WH
R-CH
L-CH
CD
DIGITAL
OUT
VIDEO/AUX
FW903
TO POWER AMP PWB
MAIN PWB-A
710
P35 7-B P35 7-C P35 8-H
P33 10-C
P32 6-C
BR
COLOR TABLE
RD(R)
OR
YL
GR
BL
VL
GY
WH(W)
BK
PK
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
VIOLET
GRAY
WHITE
BLACK
PINK

CD-C75HR
Writer and Editor: Quality & Reliability Control Center of Communication & Audio Systems Group, Sharp Corp.
A9609-4558NS•HA•M
Printed in Japan
In Japan gedruckt
Impremé au Japon
SG
A
B
C
D
E
F
G
H
123456
Figure 40 SCHEMATIC DIAGRAM (5/14)
4.83V
4.93V
4.83V
0.17V
0.16V
4.94V
0V
0V
2.21V
2.1V
0V
4.81V
0V
4.93V
0.17V
0.15V
0.17V
3.64V 0.82V
0V
4.83V
0V
0.81V 3.84V
0V
0.13V
4.69V
0V 0V
0V
4.8V
4.79V
4.8V
4.77V
0V 0V
4.69V
0V 0V
4.69V
5V
4.22V
0V
0V
0V
0V
0V
0V
4.78V
4.79V
4.83V
4.83V
4.82V
4.8V
4.82V
5.31V
12.2V
4.92V 0.01V 4.85V
5.01V
4.94V 4.94V 4.81V 4.83V 0V 4.79V 0V
0V
12.2V 12.2V 4.85V 4.94V 0V 4.94V 0V 0V 5V 5V 5V
C
2
B-DI
C
2
B-DO
SD
AVDD
SPE1
SPE2
SPE3
SPE4
RESET
T1 SOL
SPAN 9K
LINE MUTE
VSS
SYS STOP
SP PROT
RELAY
CNP303
TO TUNER PWB
CNS701
TO DISPLAY PWB
R257 ~ R266,
R284 ~ R286 : 1K
R242 ~ R253 : 1K
R204 ~ R221 : 1K
R230 ~ R234 : 1K
R222 ~ R226,
T2 CrO 2
S-MUTE
V-CAN
TUN MUTE
SPE5 T2 RUN
T1 RUN
HI SPEED SPEED H/L CD
CD MUTE
MIC
AVREF
XT1-OUT
XT1-IN
VSS
X1-IN
C
2
B-CLK
X1-OUT
C
2
B-CE
P.B MUTE
REC MUTE
P. B EQ
T2 A-FP
T2 PL/ST
T1 CrO
2
T1 PL/ST
REC/P. B
T1/T2
BIAS
POWER
SRS PASS
SRS/3D-MONO
VSS
SRS A
SRS B
SRS INH
SRS
T2 B-FP
BEET CAN
AUTO SCAN
CD NO/U/D
DISC NO
CD CLOSE
CD OPEN
VDD
MOTOR
T2 SOL
CD DRF AVSS CD PUIN DISP STB1
DISP SI1
DISP COM1 DISP SCK1 CD RWC CD WRQ CD SQOUT CD COIN CD CQCK VDD CD SL+ CD SL–
CD RES
R288 ~ R291 : 10K
R203
1K
1K
R280
+B
+B
+B
+B
+B
+B
+B
+B
R254
1K
R235
1K
R236 R237 R238
R239 R240 R241 R242 R243 R244 R245 R246 R247 R248 R249 R250 R251 R252 R253
+B
R202
1K
+B
R299
47K
321
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
4142
4142
43444546474849505152535455565758596061626364
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
6364
23 24
9
8
7
6
5
4
3
2
1
14
13
12
11
10
9
8
7
6
5
4
3
2
CNP201
1
3
12
11
1
10
9
8
7
6
5
4
3
2
CNS202
1
R298
47K
D207
1SS133
D20
5
1SS1
3
R278
10K
R279
10K
C202
15P
(CH)
C201
18P(CH)
X202
R287 10K
R292
10K
R288 R289 R290 R291
D206
1SS133
R255
1K
R256
10K
R201
1K
R286
R285
R284
R283
10K
C206
47/25
C205
0.022
R259
R258
R257
R266
R265
R264
R263
R262
R260
R261
R216
R221
R220 R219
R217
R215 R214
R213 R212 R211
R210
R209 R208
R207 R206 R205 R204
R222
R223
R224
R225
R226
R230
R231
R234
R233
R232
IC201
µPD78045A
SYSTEM
MICROCOMPUTER
P39 1-F
P49 8-G
Figure 44 SCHEMATIC DIAGRAM (9/14)
0V
0.29V
2.62V
4.69V
0V
0V
0V
32.7V
–32.7V
31.1V
–1.3V
0V
–0.15V
–0.11V
0V
0.69V
0V
0.01V
0.01V
–12.59V
0.03V
5.62V
6.24V
11.92V
12.2V 18.3V
12.8V
12.8V
13.4V
18.3V
12.2V 18.3V
12.8V
12.8V
13.4V
18.3V
13.4V
13.4V
0.62V
2
V
R922
0.2 (1W)
R916
1K
C916
100/35
C992
47/50
R938
2.2K
R912
56K R992
39K
C914
15P
C912
47P R940
1K
C918
0.022
R910
1K
R918
2.2K
R924
0.2 (1W)
C908 2.2/50
J681
D699
1SS133 D698
1SS133
C698
0.022
R693
33K
R694
33K
C691
390P
C692
390P
R695
1.8K
R696
1.8K
Q996
KRC102 M
R994
390
D902 1SS133
Q904
KTC3199 GR
R920
10K
C994
100/35
R942
12K
C940
0.1
(ML)
R944
100K
R946
2.2K
C942
0.15
(ML)
R699
47K
R698
15K
R697
15K
C699
4.7/50
Q699
KRA107 M
C948 0.022
MUTING
Q902
KTC3199 GR
C904
0.001
R906
5.6K
C906 2.2/50
R832
330
R833 330
C910
470P
R908
56K
Q823
KTC3199 GR
VOLTAGE
REGULATOR
C824
47/25
R825
1K
R835
33K
Q822
2SD2012
R824
47
R823
47 Q827
KTC3199 GR
R834
1K
C833
47/25
C823
0.022
D824
1SS133
C832
22/50
R831
22K
C827
47/25 R828
100
C826
0.022
Q825
2SD468 C
VOLTAGE REGULATOR
Q824
2SD2012
D826
1SS133
Q826
KRA107 M
C825
47/25
ZD820
MTZJ13C
R826
560
R836 10K
C822
22/25
R948
6.8K
C946
330P
R902
2.7K C902
10/16
R904
2.2K R993
100
R987
100
Fusible
R914
470
C936
47/50
1
CNP903 345679
7
11
12
15
16
17
18
14 13
4
+B +B
+B
ZD821
MTZJ6.2C
R829
1.5K
+B
+B
7
5
6
40
73
FW903
+B
75
40
72
GND (A)
–
+
GND (A)
POWER ON/STB
PROT
RELAY
–15V
GND (A)
GND
GND (A)
L-CH
R-CH
L-CH IN
R-CH IN
R-CH
IC902
(2/2)
S-MUTE
GND
(A)
R-CH IN
GND (D)
+12V (A)
+12V (M)
+12V (M)
+5.6V (D)
GND (M)
Fusible
IC901 (2/2)
L-CH
R-CH
R-CH
L-CH
INPUT
VIDEO/AUX
VIDEO IN
L-CH OUT
GND(A)
R-CH OUT
L-CH IN
VIDEO OUT
VTR
L-CH
R-CH
VIDEO/AUX
OUT
–B
Fusible
R827
4.7
–B
VOLTAGE REGULATOR
SWITCHING
VOLTAGE
REGULATOR
1
23
13
SWITCHING
–B
–B
TO MAIN S
E
–B
2
8
2
P41 1
0
TO MAIN SECTION
P42 8-H
R681
1K R691
4.7K R683
100K
R684
100K
C684
2.2/50
C683
2.2/50 R953
1K R685
12K R687
1.5K
R688
1.5K
C697
0.022
C696
0.022
C688
47P C687
47P
R690 100K R689
100K C689
2.2/50
C690 2.2/50
R685
180P
R692
4.7K
R682
1K Q682
2SC3199 GR
Q681
2SC3199 GR
C681
330P
C682
330P
8
75
6
3
4
12
–
+
(2/2)
(1/2)
IC681
IC681
C686
180P
R686
12K
R954
1K
13
2
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