Zenith XBV443 - Circuit Diagrams; Rd Servo Circuit Diagram

3-71 3-72
FOCUS SERVO LOOP
TRACKING SERVO LOOP
SPINDLE SERVO LOOP
SLED SERVO LOOP
SR14308A
DVW-7000
DISC detect error
Test pin for check spindle speed
Reference voltage for pick up
Motor drive IC
Plup, Spindle, Loading Motor not work
Tray open/close
RF Amplified & Filtered
RF Amplified
DVD reading fail
CD reading fail
The final signal for RF
Servo DSP IC
F.E
Find best point for Tracking
& focusing servo
DSP initializing signal
-servo is not work
Interface line with
MPEG IC
T.E
CIRCUIT DIAGRAMS
1. RD SERVO CIRCUIT DIAGRAM