The customer reported a complaint that " the backlight of the autopulse platform (sn (b)(6) ) was not functioning, and the lcd screen was difficult to read" was confirmed during the visual inspection.The root cause for the reported complaint was a defective lcd, likely attributed to the device's aging.The autopulse platform was manufactured in 2007 and is 13 years old, past the expected service life of 5 years.The autopulse platform passed the initial functional testing without any fault or error.However, no light was observed from the lcd backlight, thus confirming the customer's reported complaint.The lcd screen needs to be replaced to remedy the fault.The archive data review showed no significant discrepancies or errors.Waiting for customer approval for repair.Historical complaints were reviewed for service information related to the reported complaint, and there was no similar complaint reported for autopulse platform with sn (b)(6).
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