KB9224 Overview
RF AGC & EQ output connect pin (controled by Falg) AGC_EQUALIZE LEVEL control pin, VCA input pin & NOISE eliminating CAP pin Ground (RF block) Half-wave rectifier CAP pin for MIRROR output DEFECT MAX DUTY limiting CAP pin FOCUS SEARCH generating & charge/discharge CAP pin DEFECT MIN DUTY generating DC eliminating CAP pin. (connected DCC1) DEFECT MIN DUTY generating DC eliminating CAP pin (connected DCC2)...
KB9224 Key Features
- Focus Error Amplifier & Servo Control
- Tracking Error Amplifier & Servo Control
- Sled Amplifier
- Embedded CLV Control LPF
- APC (Auto Laser Power Control) Circuit for Constant Laser Power
- Double Speed Play Available
- Circuit for Interruption Countermeasure
- Mirror, FOK & Defect Detector Circuit
- FE Bias & Focus Servo Offset Free Adjustment
- EF Balance & Tracking Loop Gain Free Adjustment