Sharp CD-RW5000 Service Manual page 38

CD-RW5000
A
B
C
FFC901
CNP1
33
33
CD_+B
32
D 31
CD_GND
30
29
CD_R-CH
28
27
GND
26
PU-IN
25
24
23
BUS0
22
21
BUS1
20
CD/CD-RW_SEL
19
BUS2
TO MAIN PWB 18
BUS3
17
BUCK
E CNP901
16
/CCE
P34 1-E
15
/RST
14
NC
13
CD FUNC
12
TRAY_C
11
TRAY_B
10
TRAY_A
9
CANA_A
8
CANA_B
7
CANA_C
6
CANA_D
5
CANA_E
4
CANB_A
3
CANB_B
2
F
GND
1
1
TO MAIN PWB
1 1
CNP975
2 2
P35 12-A
TP1
TP2
TP3
G
TP4
CD PWB-C
H
• The numbers 1 to 17
• NOTES ON SCHEMATIC DIAGRAM can be found on page 25.
1
All manuals and user guides at all-guides.com
CNP911
P35 12-B
CNP914
TO MAIN PWB
P35 12-C
CNP912
P35 12-C
TO POWER PWB
CNP808
P40 1-E
CD SIGNAL
+B
C92
470P
R92
47K
R91
CORE1
47K
CD_L-CH
100/10
C6
10/16
10/16
C64
0.001
BUS0
BUS1
BUS2
BUS3
BUCK
/CCE
DZ1
MTZJ5.1A
+B
are waveform numbers shown in page 52.
2 3
Figure 38 SCHEMATIC DIAGRAM (7/11)
CNS911A CNS911B
EBU GROUND
1 1 1
2 EBU SIGNAL(INPUT)
2 2
SCREEN
3 3 3
4 4 4 EBU GROUND
EBU SIGNAL(OUTPUT)
5 5 5
SCREEN
6
6 6
A-OUT(PB)L-CH
1 1
1
A-OUT(PB)R-CH
2
A-IN(REC)R-CH
FFC914 3
GROUND(A)
4
5 5 A-IN(REC)L-CH
5
1 1 12C-DATA
1
GROUND(D)
2
12C-CLOCK
3
REQKBE
FFC912 4
RESET
5
GROUND(CASE)
6
GROUND(CASE)
7 7
7
1 –8V
1 1
2 2 2 +12V
GND
3 3 3
4 4 4 GND
GND
5 5 5
6 6 6 +5V
7 7 +5V
7
CNS808A CNS808B
C66
0.001
R16 R18
100
100
C10
0.022
R6
120
C11
33P
R19
R14 1M
82
+B
C65
C1
0.001
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
17
51
100/10 DVDD 3.1V
15
52
DVR 1.5V
C5
14
53
LO 1.5V
5
16
54 DVSS
NC IC2
55 ZDET
0V
56 0V
VSS
TC9490F
R7 1K
57 BUS0 0V
R8 1K SERVO/SIGNAL
58 0V
BUS1
R9 1K
CONTROL
59
0V
BUS2
R10 1K
60
BUS3 0V
R11 1K
61 BUCK 4.8V
R12 1K
62 /CCE 4.8V
R13 1K
13
63 /RST 4.8V
64 VDD 5.1V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
R15
120
C13
0.022
4
– 38 –
CD-R UNIT
+B
TP7 TP8
C28
0.022
C16
C19
0.047
0.047
TP10
TP9
C17
R21
C15
5.6K
0.047
0.047
TP6
C27
1
C21 0.0047
0.001
C18
C30
0.033(ML)
1.7V
4 47/10
TEZI
32
11
1.7V
31
TEI
6
0.7V
SBAD 30
C22
1.7V
7
FEI 29
0.033(ML)
1.7V
28
RFRP
1.7V
RFZI 27
1.7V R31
26
RFCT
10K
3.3V
AVDD 25
C23 0.01
1.7V
24
RFI
1.6V C24
23
SLCO
0.0027
0V
22
AVSS
1V
VCOF 21
1.7V C25 0.01
20
PVREF
3.3V
19
LPFO
RF
1V
LPFN 18
0V
C26
17
TMAX
R29 0.015
100K
R32
R30
15K
12
2.2M
R28
R25 C20
47K
5.6K 47P
R27
47K
5 6
L2
0.82µ
0.82µ
+B