Sharp CD-ES900

CD-ES900/CD-ES99
4 – 1
CD-ES900/CD-ES99CD-ES900/CD-ES99Service ManualCD-ES900/CD-ES99MarketE
CHAPTER 4. DIAGRAMS
[1] Block diagram
192080
3536
49 45
4442
41
75
60 109871
25
28
34
23
24
21
22
43
46
51
79
56
55
54
48
47
68
67
66
65
64
63
62
CONT 1
DRIVER
SPIN/SLIDE
FOCUS/TRACKING/
LA6261
IC2
VIN4
FWD6
VO6+
VO6-
VO5+
VO5-
REV6
VIN3 VIN2 VIN1
PVCC2
REV5
FWD5
IC1
LC78648E
CD SERVO
LCHO
RCHO
CONT4
74
CONT5 CONT3 CONT2
SLDO
SPDO
FDO
TDO
LDD LDS DIN BIN
1514
FIN EIN CIN AIN RVDD LVDD XVDD DVDD VVDD
26
AVDD2
27
DVDD AVDD1
XIN
XOUT
DRF
RES
WRQ
DO
DI
CL
CE
TO DISPLAY SECTION
TO MAIN SECTION
CNP5
CNP5
M1
TRAY MOTOR
DGND
PICKUP UNIT
IN
PICKUP
NSW1
MOTOR
SPINDLE
NM1
MOTOR
SLED
NM2
COIL
TRACKING
FOCUS COIL
16.9344 MHz
XL1
+5V
Q2
DRIVER
LASER
+3.3V
CONSTANT
VOLTAGE
+3.3V
+3.3V
Q1
R-CH AGND L-CH A_+5V(+B9)
+B6 GND PHOTO TRAY SW3 CLAMP TRAY SW2 CE CL DISC DI
+
-
D_+5V(+B8) +8V(+B3)
7
27
9
28
17151311
23
22
32 3331 34
30
19
20
26
4
56
3363521
87123 456
10
DO
11
DRF
12
WRQ GND
RX1
SW3 TRAY SW2 SW2 TRAY SW1 SW1 CLAMP SW4 DISC
13
CD RESOUT
14319876524
CNP4
10 11319876524
40
M
M2
MAIN CAM
MOTOR
+
-
M
M
M
30
DGND
Figure 4-1 BLOCK DIAGRAM (1/3)