3.3V Reg
2.5V Reg
+3.3V
+5V
+12V
+2.5V
GND
GND
+5V
+12V
GND
GND
SPINDLE
MOTOR
SLED
MOTOR
LOADING
MOTOR
FOCUS
COIL
TRACKING
COIL
M63026FP
MOTOR DRIVE
Disc
Motor unit
Optical
Pick-up
CXA2581N
RF Amp.
CXD3045R
DSP + D
DRAM +
System controller
33.86MHz
40MHz
I/F Cable
H
O
S
T
AUDIO
Circuitry
R-ch
L-ch
Line-out
A
B
C
D
1
2
3
4
5
32
BLOCK DIAGRAM