Block Diagram - LG HR832T Service Manual

OPU :LTH-A12
SPINDLE
Motor
FO
TRK
TILT
Active CP
Feed Mecha.
Loading
Motor
R2A30209SP
Spindle & 6ch Actuator Driver
Sensor-less spindle driver.
LB1848M
Stepping Driver
(For Active CP)

BLOCK DIAGRAM

RF / Servo Signal
/ Monitor
LD(BD/DVD/CD)
Power
SLED
Motor
Servo signal for Motor
Power Circuit
1. MAIN: 5V,12V,1.2V,3.3V
2. IC707: Adj. regulator.
- 8V (For BD LD)
4-15
BCM7632 F/E BLOCK
(Broadcom)
V/I
- RF Amp
ALPC
Servo Signal
Processor
- Function
DSP/Servo control
Decoder
Encoder
ARM Processor
(Advanced Access
Content System)
B/END BLOCK SHARING
AACS
OSC