Sharp CD-MD3000H Service Manual page 60

CD-MD3000H/CD-MD3000W
A
B
FFC901 CNP1
33
C
33
32
31
30
29
28
27
26
25
24
23
22
21
20
D
19
18
TO MAIN PWB
17
CNP901
16
P56 1-E
15
14
NC 13
12
11
10
9
8
7
6
E
5
4
3
2
1
1
TO MAIN PWB
P57 12-A
1 1
CNP975
2 2
F
1 3
2 4
CNP925
3 5
TO RELAY PWB
4 6
P56 1-A
G
CD PWB-C
H
• The numbers 1 to
• NOTES ON SCHEMATIC DIAGRAM can be found on page 46.
1
CD SIGNAL
+B
CD_+B
CD_GND
CD_R-CH
GND
PU-IN
CORE1
CD_L-CH
BUS0
BUS1
CD/CD-RW_SEL
BUS2
BUS3
BUCK
/CCE
/RST
CD FUNC
TRAY_C
TRAY_B
TRAY_A
CANA_A
CANA_B
CANA_C
CANA_D
CANA_E
CANB_A
CANB_B
GND
TP1 R79
100
TP2
TP3 R80
100
TP4
R81
100
17 are waveform numbers shown in page 85.
2
Figure 60 SCHEMATIC DIAGRAM (7/16)
R16
100
C92
470P
C10
R92
0.022
47K
R6
R91
120
C11
47K
33P
R19
R14 1M
82
+B
C65
C1
0.001
100/10
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
C2
0.022
49
DVSS 0V
50
RO 1.5V
C4
C6
51
100/10 DVDD 3.1V
10/16
52
DVR 1.5V
C5
53
LO 1.5V
10/16
16
54
DVSS
C64
NC 55
ZDET
0V
0.001
56
VSS 0V
BUS0 R7 1K
57
BUS0 0V
BUS1 R8 1K
58 BUS1 0V
BUS2 R9 1K
59
0V
BUS2
BUS3 R10 1K
60
BUS3 0V
BUCK R11 1K
61
BUCK 4.8V
/CCE R12 1K
62 /CCE 4.8V
R13 1K
63 /RST 4.8V
5.1V
64 VDD
DZ1
1 2 3 4 5 6 7 8 9
MTZJ5.1A
R15
330
CORE2
+B
7 6 5 4 3 2 1
IC7
74VHC08F
INVERTOR
8 9 10 11 12 13 14
NC
C68
0.022
3 4
– 60 –
+B
R18
100
C16
0.047
C15
0.047
R21 C17
5.6K 0.047
TP6
1.7V
4
TEZI
11
TEI
6
17
SBAD
15
7
FEI
14
RFRP
5
RFZI
IC2
RFCT
AVDD
TC9490F
RFI
SERVO/SIGNAL
SLCO
CONTROL
AVSS
VCOF
PVREF
LPFO
13
LPFN
TMAX
10 11 12 13 14 15 16
R25
5.6K
5
0.
TP7 TP8
C28
0.022
0.
C19
0.047
TP10
TP9
1
C18
C30
0.033(ML)
47/10
32
1.7V
31
0.7V
30
1.7V
29
C22
1.7V
28
0.033(ML)
1.7V
27
1.7V R31
26
10K
3.3V
25
C23 0.01
1.7V
24
C24
1.6V
23
0.0027
0V
22
C25
1V
21
0.01
1.7V
20
3.3V
19
RF
1V
18
0V
C26
17
R29 0.015
100K
R32
R30
12 15K
2.2M
R28
C20
47K
47P
R27
47K
+
6