Nad T 571 AH Schematic
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Extracted text from Nad T 571 AH Schematic (Ocr-read)
Page 1
3-19 3-20 5 5 6 Spindle Servo Loop RF SIGNAL Focus Servo Loop Tracking Servo LoopSled Servo Loop WAVEFORM 2. DVD DSP CIRCUIT DIAGRAM DVD/CD picture audio abnormal MPEG Interface Line µ-com Interface Data µ-com Interface adress CD/DVD picture audio abnormal Tracking/Focus Servo fail Tracking Servo fail Spindle Motor abnormal CD/DVD picture audio abnormal Focus Servo fail Tracking Servo fail Scratched Disc abnormal Sled Servo fail DRAM Control Disc Detect Error Spindle Servo fail
Page 2
3-21 3-22 3. DRIVE & RF CIRCUIT DIAGRAM 4 16 23 1 WAVEFORM Spindle Servo Loop Turn Table Loop Focus Servo Loop Tracking Servo LoopSled Servo Loop Turntable not operate Tray Loading Speed control Turn table speed control Spindle Motor unstable Actuator spindle sled not operate DVD laser not operate CD laser not operate Servo fail DVD Mode fail DVD Laser not operate Tracking Servo fail Focus Servo fail µ-com Interface line CD/DVD picture abnormal