Office Products > Office Electronics > Calculators
8-Digit LCD Calculator (4.5"x2.5") - Ka-1871
Brand: Generic / OEM
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Audited BOM: 7 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 use of a low-quality rubber keypad (COMP-002) leads to intermittent button failures (ENG-001), resulting in returns (RMA-001) and user complaints about usability (REV-001).
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+4 additional failure modes & return complaint chains locked
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