Sharp CD-XP120W Service Manual page 25

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CNS701
BI701
D+
D–
C460
ATE
0.022
R452
1K
R453
1K
Q409
C1815 GR
R455
R454
1K
1K
38
7K
MDATA
MLD
R449
1K
21
TVR
R492
22
TVD
12K
23
PC
24
ECM
25
ECS
26
KICK
27
TRO
28
FOO
29
VREF
C425
30
FBAL
0.1
31
TBAL
R489B
1K
FE
32
R489A
1K
TE
33
RFENV
34
35
VDET
36
OFT
37
TRCRS
C427
38
/RFDET
0.1
39
BDO
40
LD
R493
7.5K
C451
120P(CH)
7
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P18 4 - A
P27 12 - F
TO MAIN PWB
TO DISPLAY PWB
CNP701
CNP101
7
6
5
4
3
2
1
8
7
6
5
4 3
2
1
7
6
5
4
3
2
1
8
7
6
5
4 3
2
1
L404
2.2 µH
L405
2.2 µH
R467
1K
+B
36 35 34 33 32 31 30 29 28 27 26 25
R475
1K
24
37
R476
38
UP_SW
CE
23
R477
22
39
DISC_SW
CL
R478
40
LOAD_SW
DO
21
R479
41
20
PICK_IN
DI
IC403
42
19
CD_STB
XO
IX0052SJ
43
18
NRST
XI
SYSTEM
44
MMOD
VSS
17
MICROCOMPUTER
45
OSC1
16
46
15
MCLK
OSC2
R479A
47
14
1.8K
48
13
1 2 3 4 5 6 7 8 9 10 11 12
R488A
5.6K
R491
R445
1K
47K
R446
R499
R444
47K
1K
47K
R495
1K
R496
1K
R497
1K
20 19 18 17 16 15 14 13 12 11 10 9
8
7
IC401
MN6627482W
CD SIGNAL CONTROL
41 42 43 44 45 46 47 48 49
50 51 52 53 54 55 56 57 58 59 60
R457
220K
R466
2.7K
R474
2.7K
C433
R458
C428
0.33
C436
100K
560P
0.33
C431
0.001
C432
0.68
C434
0.1
8
9
Figure 25 SCHEMATIC DIAGRAM (8/10)
CNS101
BI101
D405
D401
1N4148
1N4148
D404
1N4148
Q411
C426
KRC102 M
3.3/16
R481
2
3
10K
R435B
R435A
1K
1K
1
D406
1N4148
+B
C455
0.1
1K
1K
1K
1K
L403
X402
+B
2.2 µH
8 MHz
VDD
R480
1K
C452
100/10
C437
0.1
6
5
4
3
2
1
C444
SSEL
80
0.0027
C447
0.0027
MSEL
79
R483
R485
560
PSEL
78
560
C445
77
CSEL
0.001
R486
R484
RSEL
76
680
680
OUTR
75
74
AVSS1
73
OUTL
C446
72
AVDD1
470/6.3
R487
/TEST
71
100
IOSEL
70
69
RESY
68
DEMPH
CRC
67
CLVS
66
65
FLAG
64
IPFLAG
FCLK
63
CLOCK
62
BYTCK
61
L402
C441
0.82 µH
0.1
X403
16.93 MHz
C442
C438
15P(CH)
15P(CH)
C458
0.047
L401
0.82 µH
C457
0.047
10
– 25 –
CD-XP120W
R482
1K
Q412
R471A
KSC1815 GR
10K
R471B
120
R442B
10K
Q413
R473
R442A
KSC1815 GR
1K
82
CNS105
FM_ST
1
1
SD
2
2
DO
3
3
CL
4
4
DI
5
5
CE
6
6
CD+B
7
7
BI105A
8
9
10
TAPE_DET
1
2
BI105B
C449
10/50
CD_R
3
3
A_GND
2
2
CD_L
1
1
C450
CNS103
BI103
10/50
11
12

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