Press and hold the Power button on the TV (not the remote) while plugging the power cord back in.
This guide provides the necessary steps and resources for finding, downloading, and installing the software backup (firmware) for the LED TV. Download Haier LE39B50 Software Backup rar
Installing the wrong firmware can "brick" your TV, making it permanently unbootable. Always double-check your motherboard number against the file description before proceeding. Press and hold the Power button on the