MFG Training_W11

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Defect Free Manufacturing is a commitment by ATM to improve the quality of the Assembly and Test process. It establishes new business practices that ensure real-time review and response to quality issues. New subsystems designed to minimize manual handling and visual inspections across the A/T flow. This is to allow daily formal Yield review of module quality indicators， real time dog tool” identification and eliminate/contained own defects concept.

The reduction of manual handling implies that rejects or questionable units will continue to travel with the lot until they reach a segregation operation. Prior to DFM， the practice was to remove all rejects from the lot upon detection and back-fill with a coupon in process media.