Quality Control to Reduce Appearance Defects at PT. Musical Instrument

This research was conducted at PT. Based on these findings, improvement proposals are given in the form of improving standard operating procedures, regular training for workers, the use of high-quality materials, regular maintenance and calibration of jigs, and improvement of work environment conditions.

⚡ This is an original paraphrased summary — not copied from the abstract. Full paper available at the source link below.

• 1 Musical Instruments that aim to analyze quality control to reduce appearance defects in piano products on the assembling production line.
• 2 The problem faced by the company is the high level of product defects which has an impact on decreasing quality and customer satisfaction.
• 3 The research method used is Six sigma with a DMAIC (Define, Measure, Analyze, Improve, Control) approach.

This research advances how AI systems learn, reason, and solve problems — with direct implications for automation and scientific discovery.

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