Block Diagram - Dell GCR-8481B Service Manual

BLOCK DIAGRAM

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