Office Products > Office Electronics > Calculators
Basic 8-Digit Electronic Desktop Calculator
Brand: Generic / OEM
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Audited BOM: 8 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The low-quality membrane of the keypad (COMP-003) causes key registration failures, leading to RMA-001 and user complaints (REV-001), representing an engineering issue (ENG-001).
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