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File name 0IVL20151874_No_backlight (Modified).pdf

"This service is for Pickup and Delivery Service Only" Service Bulletin Bulletin Number: 0IVL20151874 General Information * S bj t R Subject: Repair guide f 47" LED Array i id for A * Bulletin Registration Date: 2015.03.19 * Effective from Date: 2015.03.19 ·Applicable for models Inch Model Name 47 47" 47LN51/52/53/54/56/57/61xx *A Applicable li bl S i l Number: Serial N b Applicable in warranty: YES NO Also applicable outside YES NO of warranty: Applicable only with symptoms YES NO Applicable with every repair: YES NO below: Technical information * 1) Symptoms / Customer Complaint - No Backlight / No display/ Abnormal Display / Dark Screen / Faulty Display / Others * 2) Problem / Cause - LED Package dead by electrical stress. * 3) Solution: - 1st step : Replace the new LED Array (Do Not just replace defective LED Bar) - 2nd step : Please update the latest SW Version on lg.com 1 of 8 "This service is for Pickup and Delivery Service Only" Step by Step Solution * 4) Solution step by step: Detail *BLU: Backlight Unit *BLU B kli ht U it 1st, Check the backlight On/Off On -This guide is only for backlight off Backlight Other defect 2nd, Check the *BLU P/N on *BLU Label Off and module name on LCM Label. Check * How to order the new LED Array, ( y, (See next p g )