Table of Contents
Advertisement
(4) FOCUS AND TRACKING SERVO
(2) TRACKING
SERVO :
It controls the objective lense to maintain proper tracking.
@
Normal Tracking Servo: it shifts the objective lense for proper tracking (1.6 um).
@
Feed Servo:
it shifts the optical pick up itself for tracking.
(5
—
DSP (Digital signal Processor)
(6) D/A CONVERTER
Advertisement
Table of Contents
