Sharp CD-BA180 Manual de serviço - Página 9
Procurar online ou descarregar pdf Manual de serviço para Sistema estéreo Sharp CD-BA180. Sharp CD-BA180 44 páginas. Mini component system
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65
CE
66
CL
67
DI
68
DO
69
INT
70
WRQ
71
RES
72
DEF
52
XOUT
XL1
16.9344MHz
51
XIN
VDD5V
73
5 18 36 44 49 50
CONSTANT
VOLTAGE
Q1
30
+3.3V
23
11
9
1
2
+5V
TO MAIN SECTION
(TO IC401)
1
2
3
5
1
2
4
Q2
45 46 47 48
32 31 30
74
64
40
19
13
IC2
LC78641E
SERVO/SIGNAL
CONTROL
CONT5
33
26
SLD0
25
SPD0
24
FD0
TD0
23
7
14 15 16
17 18 19 20 21 22
IC1
LA9235M
SERVO AMP.
DRIVER
3 4
7 8
Figure 9 BLOCK DIAGRAM (1/3)
TO DISPLAY SECTION
5
7
8
9 10
3
4
6
3
LASER
Q3
+3.3V
M1
SPINDLE
MOTOR
M2
SLED
MOTOR
– 9 –
SW2
SW1
CLAMP
OPEN/
CLOSE
1
2
3
1
2
3
1
2
3
1
2
17 25
41 42
38 39
18
VCC1
IC3
40
VCC4
M63001FP
FOCUS/TRACKING/
24
SPIN/SLED DRIVER
VCC2
23
28
VCC3
4
5
6
7
15 16 26 27
M
M
CD-BA180
SW3
DISC
NUMBER
M3
T/T
M
UP/DOWN
MOTOR
-
5
6
4
5
6
4
4
5
6
35
29
22
21
14
8
SW4
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