54
2-2. Focus & Tracking Servo Process(using the LightScribe)
OPU
PDIC
S-DPWM 10bit
100/50 MHz
S-DPWM 10bit
100/50 MHz
ADC
INT
LPF
V ref
R
On/Off
BD7956
Drive IC
AN221
13
FEP
MUX
Circuit
R
On/Off
16 bit
T
imer
RXD
RFS_iNT
HC_CTL
RXD
RFOUT
T
rack
Focus
Internal u-P(F/W)
Need to change to 16bit
MN103SA6G
MECHANISM
Comparator
RFOUT
RXD/RFS_INT
Содержание GSA-4166B
Страница 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 ...
Страница 39: ...43 3 MD Assy For LightScribe Optical Encoder Unit OPU ID Movement Range L 21um ...
Страница 86: ...90 CD Laser Power Setup Result HC_CD Laser Power Setup Result DVD Laser Power Setup Result ...