Block Diagram - Sharp XL-HP700 Service Manual

TO MAIN SECTION
8 7 6 5 4 3 2
CNP9
45 42
61 CE
62 CLK
63
DI
64
DO
65
WRQ
66
RES
67
DRF
XOUT
48
XIN
49
5 18 38 47 77
+3.3V
+3.3V Q2
CONSTANT
VOLTAGE
TO DISPLAY SECTION
1 2 3 4 5 6 7 CNP5
1
68
75
69
57
56
55
51
50
44
IC1
43
40
LC78646E
37
CD SERVO
28
19
CONT5
26
SLDO 23
SPDO 22
FDO 21
TDO 20
41 46 79 80
7 8 9
10
ZD1
LASER
3.3V
DRIVER
Q1 +3.3V
Figure 13 BLOCK DIAGRAM (1/3)
– 13 –
13 12
6
1 2
40
VCC4
28
VCC3
FOCUS/TRACKING/
+5V
18
VCC1
24 VCC2
4 5
SPINDLE
MOTOR
MOTOR
XL-HP700
TO DISPLAY SECTION
11 10 9 8 7 6 5 4 3 2 1
MAIN CAM MOTOR
–
+
–
+
MOB2
TRAY MOTOR
17 25 42 23 36 37 38 39
41 22
35
IC2
29
M63001FP
21
SPIN/SLED
14
DRIVER
8
6 7
15 16 26 27
+
M1
M
–
–
SW4
M2
M
PICKUP IN
SLED
+
MOB1
M
M