This part is a kind of semiconductor called TC-L42U30.

Function of this product has 42 inch Class 1080p LCD HDTV Service Manual.

Manufacturers : Panasonic

Image and pinout :

Some of the text within the PDF file :

ORDER NO.MTNC110102CE B32 Canada: B61 42 inch Class 1080p LCD HDTV Model No. TC-L42U30 LA14 Chassis © Panasonic Corporation 2011. Unauthorized copying and distribution is a violation of law. TABLE OF CONTENTS PAGE 1 Safety Precautions --- 3 1.1. General Guidelines 3 2 Warning -- 4 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices --4 2.2. About lead free solder (PbF) 5 3 Service Navigation 6 3.1. PCB Layout --6 3.2. Applicable signals -- [ ... ]

TC-L42U30 PDF Datasheet Download