Sharp CD-MD3000H Service Manual page 69

C1232
C1204
0.001
0.047
C1205
1
TP1202
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
1
2
AVCC1
32
3
EFMI
4 AGND1
5 AVCC2
6 VREF
7 WBI
8 TCG
9 AIN
10
BIN
11
EIN
12
FIN
IC1201
13 VBAT
LR37814
VDD1
14
15
DGND ENDEC/ATRAC
16
TEST2
17
X176KO
18
FODRF
19
FODRR
20
TRDRF
21 TRDRR
22 SLDRF
23
SLDRR
24
SPDRF
25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
TP1203
C1203
1 10 9 8 7 6 5 4 3 2 1
25
11 12 13 14 15 16 17 18 19 20
A4
A5
A6
23
A7
A8
VREF3.2V
R1441
47K
9 88 87 86 85 84 83 82 81
ADMUT
XRST 80
C/N 79
5/3 78
DFS1 77
DFS0 76
DAPON 75
SBSY 74
73
A/B
LDON 72
R1440
LAST 71
TP1414
100
PCNT0 70
69 D1401
SB00703Q
68
TP1411
L3CLK 67
TP1412
L3MODE 66
TP1413
65
L3DATA
TP1415
ER
64
GND
UCON3.2V
C1409
INNER 63
1
VCC 62
CRTRG SW 61
60
59
SLOT5
SLOT4 58
SLOT3 57
SLOT2 56
Q1801
SLOT1 55 2SA1162 G
54
SYSD0
53
SYSD1
52
SYSD2
Q1800
SYSD3 51
UN2214
SYSD4
2 43 44 45 46 47 48 49 50 3 2
1
2
1
3
R1435
10K
1430
0K
4
TP1607
LOADIN
C1616
100/10
7
6
5
80 79 78 77 76
19
TP1212
75
DADATA 74
73
ADDATA
R1211
72
DFCK
18
220
71
BCLK
C1206
70
LRCK
0.1
20
DGND 69
PLLBVC 68
R1212
21 DOUT 67
47
66
DIN
65
XO
R1215
XI 64
C1207 1M
DGND 63
1
VDD1 62
C1208
XL1201
12P(CH)
VPD 61
33.8688MHz
VXI 60
CDBCLK 59
58
CDLRCK
CDDATA 57
DIN2 56
DILOCK 55
TEST1 54
R1219
R1222
TEST0 53
47K
47K
TCRS 52
51
R1221
47K
TP1210
TP1213
22
24
Q1807
2SD601 AR
C1700
47/4
C1701
47/4
AA.GND
R1702
30K
C1702
0.001
R1704
3.3K
AA.GND
3 1
REGULATOR
IC1802
2
Q1804
2SA1242 Y
VREF3.2V
R1806
1
3
R1804 R1807
390
4
5
IC1801
XC62EP32
REGULATOR
TP1801
R1230
10K
R1802
56K
R1803
33K
L1600
1µH
R1231
C1230
10K
1
8
Figure 69 SCHEMATIC DIAGRAM (16/16)
DADATA
ADDATA
DFCK
BCLK
LRCK
C1210
R1217 22P
(CH)
150
C1209
R1214
12P(CH)
10K
C1709
0.01
28 27 26 25 24 23 22 21 20 19 18 17 16 15
IC1701
UDA1345
C1750
820P AD/DA CONVERTER
2 3 4 5 6 7 8 9 10 11 12 13 14
1
C1708
0.01
L3CLK
C1705
0.1
C1706
L1701 R1710
0.01
R1707
10µH 330P
330P
(CH)
(CH)
L1702
10µH
C1741
C1716
TP1701
Q1700
820P
47/4
2SD601 AR
R1703
1K
1
3
R1705
2 820
AA.GND
BACKUP
IC1702
NJM431U
R1809
1
R1811
1
27K
3
2
Q1702
2SA1162 G R1714
12
Q1701
1
UN2213 R1711
12
3 2
R1708 R1712
1
1K
27K
Q1805
C1803
2SA1314 C
100/10
P.GND
3 2 3
2
R1805 Q1806
1 1
270 UN221N
Q1803
UN221N
C1502
330P(CH)
9 10
– 69 –
CD-MD3000H/CD-MD3000W
MD MAIN PWB-J
MD SIGNAL
CD SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
R1716
100K
35
FL1501~FL1503:
EMI FILTER
L1551
FL1501
0.47µH
L1552
TP1532
0.47µH
FL1502
L1554
0.47µH
FL1503
BACKUP
R1510
1K PDOWN
Q1501
UN2214
R1532
RESET 3
2 3.3K
1
TP1501
STID
TP1502
DSCK
TP1503
SERCH
TP1504
KDATA
TP1505
MDDATA
TP1506
DSTB
C1507
R1520
0.047
47K
C1503
L1501
0.33
R1523 D.GND
1µH
47K
C1501 R1524
R1521
120
1 1kohm at 100MHz
LOADIN
R1539
L1502 120
4.7µH
R1515
1.8K
R1517 R1516
47 1.8K
R1518
47
11
34
TO
RELAY
TP1530
CDLRCK
1 1 1
PWB
TP1531 CDBCK
2 2 2
GND CNP921
3 3 3
CDDATA
4 4 4 P56 1-B
36
1
33
1 1
DIGOUT
1
TP1514
2 GND
TP1515
3 DIGIN
TP1516
BACKUP
4
TP1517
5 PDOWN
TP1518
6 RESET
R1533
MD-ST
7
1K
R1534
DSCK
8
R1535 1K
9 SERCH
1K
R1536
10 KDATA
1K
R1537
11 MDDATA
220
R1538
12 DSTB
220
13 D.GND
TP1507
14 D.GND
TP1508
15
D.GND
D.GND
16
17 DVDD
TP1509
18 DVDD
TP1510
19 PCONT0
TP1511
20 LOAD SW
TP1512
21 AVCC
TP1519
22 L IN
TP1520
23 AA.GND
TP1521
24
R IN
TP1522
25 AD.GND
TP1523
26 L OUT
TP1524
27 AA.GND
TP1525
28
R OUT
TP1526
28 28
2
27
26
R1540
1kohm at 100MHz
12