Sharp CD-PC1881V Service Manual page 19

WB
CNS11
BI401
C448
2.2/50
R422
2.7K
C446
R420
33K 100P
C444
1/50
C443
1/50
C402
0.047(ML)
64 63 62 61 60 59 58 57 56 55
C404
0.082(ML)
1
RF1C1
2 RF1C2
C406
3 RF1C3
0.22/50
C408
RF2C1
4
0.18(ML)
RF2C2
5
C410
0.068(ML)
RF2C3
6
C412
IC401
RF3C1
7
0.22/50
8 RF3C2
C414 LC75396N
0.027(ML)
9 RF3C3
AUDIO PROCESSOR
C416
10 RF4C1
0.015
11 RF4C2
C418
0.0022 RF4C3
12
C420
RF5
13
0.0047(ML)
RTOUT
14
C422
RFIN
15
1/50
RFCOM
16
C424
10/50
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
C434
2.2/50 R429 47K
R430 47K
R432 47K R431 47K
+B
R436
R434 2.2K
22K
Q402 Q401
KTC3199 GR KTC3199 GR
0V 0V 0V
0V 0V
C440
C439
0.001
0.001
D402
D403
DS1SS133
DS1SS133
0V
0V
3 2
R444
+B
4V 1 Q405 10K
KRC104 M
+B
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
CNP501
CNP803
TO POWER PWB
P24 1-E
7
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R403 C461
1.8K 390P
R404 C462
1.8K 390P
C463
R407
390P
1.8K
C447
R408 C464
2.2/50
1.8K 390P
R421
2.7K
R419
33K
D401
DS1SS133
C460
0.022
+B
C459
100/16
54 53 52 51 50 49
C401
R471
0.047(ML)
220K
LTIN 48
C403
LF1C1 47
0.082(ML)
LF1C2
46
C405
R472
LF1C3
45 0.22/50
220K
C407
LF2C1
44
0.18(ML)
LF2C2
43
C409
LF2C3
42
0.068(ML)
LF3C1 C411
41
0.22/50
LF3C2
40
C415
LF3C3
39 0.015
LF4C1 C413
38
0.027(ML)
LF4C2
37
C417
LF4C3
36
0.0022(ML)
LF5
35
C419 0.0047(ML)
LTOUT
34
LFIN
33
C421
1/50
R424
220K
R425
220K
C429
2.2/50
R433
R435
10K
22K
Q404
KTC3199 GR
0V Q403
KTC3199 GR
0V
0.7V
C441
0.001
+B
+B
–B
8 9
Figure 19 SCHEMATIC DIAGRAM (2/12)
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
R401
27K
R402
27K
R405
27K
R406
27K
+B
R483
100K
C475
47/25
R474
15K
C471
8
0.047 C472
IC471
2
(ML)
100P
1
KIA4558P
3
R475
OPE AMP.
3.9K
C474
R476 R479
0.15
12K
27K C476
(ML)
C473
0.15
47/25 R481
(ML)
1K
5
7
C477
R477
6
27K R478 6.8K 100P
4
C478
R480
0.082 C480
1.5K
(ML)
47/25
C481
C479
0.022
10/50
R627
100
+B
R614
IC601
100K
NJM4560D
OPE AMP.
C601 C605
0.047 100P
R623 R605 R601
Q601
(ML)
2.2K
22K KTC3199 GR 22K
R607 R603
R611
R609
2.2K
2.2K
100K 560
Q603
C617
C615
0.001 KTC3199 GR
0.001
C616 C604
C618
0.001 C602
0.001 47/25
0.047
R612
R608
R604
(ML)
560
2.2K 2.2K
Q602 R606
R624 Q604 R602
KTC3199 GR 22K
22K 2.2K
KTC3199 GR C606
100P
C627
22/50 C651
IC650
R658
270P
R651 390K
KIA4558P
10K
4
2
R652 C657
3 1
33K 270P
R662
OPE AMP.
220K
C659
R654
5 8
0.0027
68K
R664
6 7
220K
R653
C653
12K
0.0027
D651
IC651
DS1SS133
KIA4558P
C655
R655
0.0068
56K
2 4
C656
R656
0.0068 3 1
470K
C661 0.022 R668
OPE AMP.
2.2M
R661 270K
8
5
7
6
R657
C662
R659
15K
0.022
560K
R663 330
–B R670 330
10
– 19 –
CD-PC1881V
L-CH
VIDEO_1
IN
R-CH
JK401
VIDEO IN
L-CH
VIDEO_2
IN
R-CH
C465
0.001
C482
2.2/50
R482
100K
C484
0.001
HEADPHONES
+B
FW601
5
5
4
R613 C609
3
100K 100P
2
C607
1
1
47/25
8
2
1
3
R617 R621
C611
1K 2.7K
10/50
C603
47/25
C612
R626
R616
10/50
1K 22
5
7
6
4
R618
12K
C610
100P
D652
DS1SS133
SPEANA3
R672
C666
100K
2.2/50
D653
DS1SS133
SPEANA2
R665
C665
100K
2.2/50
D654
DS1SS133
SPEANA1
R674
C664
100K
2.2/50
ZD651
DZ6.2BSC
11 12
JK601
C621
0.001
L601
100µH
R619
27
R620
27