Customer stated, "using and saw smoke, so they unplugged and called us." the product was returned for investigation.The product was approx.10 years old when the incident occurred.Customer stated that the incident lasted a few moments.The customer did not claim any injury.An investigation was done to look into the customers complaint.The investigation found a burn on the cord at the butterfly.The investigator determined that user was misusing the pad.Repeated stress and twisting of the cord caused a break on the cord and led to the burn forming.The pad showed further signs of deterioration and misuse.The cord was twisted.The switch casing was cracked.The pad was stained, bunched, and had bent internal components.This is observed when the pad is folded/ laid on during use.The customer admitted to laying on the pad.The ifu states, "do not sit on, lie on, or crush pad.Avoid sharp folds".The customer was also using the pad after it showed clear signs of deterioration.The ifu states, "carefully examine before each use.Discard unit if it shows signs of deterioration.".
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