Block Diagram - Sharp CD-XP160W Service Manual

CD-XP160W
SW1
OPEN
CLOSE
SW2
DISC
SW3
UP
M3
M
T/T UP/DOWN
MOTOR
M4
M
CD LOADING
MOTOR
M_GND
SW4
PICKUP IN
NM802
M
SPINDLE
MOTOR
NM801
M
SLED
MOTOR
IC404
MM1469XH
FOCUS/TRACKING/
SPIN/SLED DRIVER
PICKUP UNIT
FOCUS COIL
TRACKING COIL
1/2V
C
F
B
A
E
MON
GND
LD
VCC +5V
LASER
Q401
DRIVER
+5V
Q402,403
Q405~408
MOTOR
DRIVER
Q409
Q410
CONSTANT
VOLTAGE
Q404 +5V
+6.2V
M_GND
+5V
1 2 3 4 5 6 7 8 9 10 11 12 13 14
28 27 26 25 24 23 22 21 20 19 18 17 16 15
M_GND
+6.2V
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
IC402
AN22000A
HEAD AMP.
1 2 3 4 5 6 7 8 9 10 11
+5V
Figure 14 BLOCK DIAGRAM (1/4)
– 14 –
LOAD–
LOAD+
M_GND
ROTATE
12 13 14 15 16
D_GND
TO DIS
CNS701
7 6
3
37
38 U
39 D
40 LO
41 PI
42 C
43 N
44
M
44 SP
46 M
47
M
48 M
TVR
21
TVD
22
ECM
24
ECS
25
KICK
26
TRO
27
28 FOO
VREF
29
30 FBAL
TBAL
31
FE
32
TE
33
RFENV
34
VDET
35
36 OFT
37 TRCRS
38 /RFDET
39 BDO
40 LD