![background image](http://html.mh-extra.com/html/lg/gsa-4166b/gsa-4166b_service-manual_211208041.webp)
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DVD & CD DATA PROCESSING
1. Data Processing Flow
Command
Data
Status
RF EQ &
AGC
SER
VO
DSP
Encoder & Decoder & CSS
RF data slice
EFM demodulator
CiRC error correction
Audio DAC
Buf
fer/Memory controller
CSS controller
Atapi interface control
Data PLL
Servo ADC
Focus/tracking
control output
Sled control output
CA
V Spindle control
P-up
Unit
(LPC-812R)
IC121
RF AMP
(AN221
13A)
CD
DVD
IC201
(MN103SA6G)
TE/CSO GEN
FE GEN
IC261 DRAM
IC262
Flash ROM
SRAM
Summary of Contents for GSA-4166B
Page 18: ...2 2 Pick up A Release 1 screw C and remove the Pick up Pick up Unit Pick up C Fig 2 2 18 ...
Page 39: ...43 3 MD Assy For LightScribe Optical Encoder Unit OPU ID Movement Range L 21um ...
Page 86: ...90 CD Laser Power Setup Result HC_CD Laser Power Setup Result DVD Laser Power Setup Result ...