XL-HP600 (serv.man21) - Sharp Audio Service Manual (repair manual). Page 17

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XL-HP600E
 Figure 17 BLOCK DIAGRAM (1/3)
+5V 
CNP6
MOB1
MAIN CAM MOTOR
MOB2
TRAY MOTOR
+
+3.3V 
+3.3V 
TO  DISPLAY  SECTION
TO  DISPLAY  SECTION
TO  MAIN  SECTION 
CONSTANT
VOLTAGE
Q2
LASER
DRIVER
+3.3V 
Q1
PICKUP  UNIT
IC1
LC78646E
CD SERVO
VDD
LDD
LDS
M
+
M
CNP5
CNP9
TRACKING  COIL 
FOCUS  COIL
SW4
PICKUP IN
M2
SLED
MOTOR 
M1
SPINDLE
MOTOR
M
M
XVDD
RVDD
LVDD
RFVDD 
XL1
16.9344 MHz
CD  RES
CL
DI
DO
CE
DRF 
WRQ 
+8V (+B4)
DGND (DRIVER)
+5V (+B8)
VCC2
VCC4
VCC1
IC2
M63001FP
FOCUS/TRACKING/
SPIN/SLED
DRIVER
XIN
XOUT
RES
WRQ
DO
DI
CLK
CE
TIN2
TIN1
FIN2
FIN1
TDO
FDO
SPDO
SLDO
CONT5
VDD5
LCHO
80
79
75
20
5
40
18
24
14
8
21
29
35
41
47
46
38
VVDD
77
10
9
8
7
15
1
2
17 25
22
23
41
42
39
38
37
36
4
7
6
5
16
VCC3
28
26 27
11
13
8
10
9
6
7
4
5
2
3
1
12
5
4
61
62
63
69
57
56
55
51
50
43
44
40
37
19
6
28
26
23
22
21
3
2
7
1
6
3
1
2
+5V (+B7)
DGND
L-CH
6
4
5
AGND
R-CH
8
7
42
RCHO
45
68
64
65
66
DRF
67
48
49
ADAVDD
18
~
~
ZD1
3.3V
+
+
+5V (+B7)
T_MOT_H/L
CAM_M–
CAM_M+
TRAY_M–
TRAY_M+
CAM4
CAM3
CAM2
CAM1
TRAY  4
TRAY  3
TRAY  2
TRAY  1
CAM4
CAM3
CAM2
CAM1
CD  SET
CD  IN 
CD  TRAY  CLOSE 
CD  EJECT
SWB101
SWB102
SWB103
SWB104
SWB108
SWB107
SWB106
SWB105
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