Insignia 19KK44 Service Manual page 16

Software Upgrade Instruction
Fig. 3
1. Press button "setup" as Fig. 4;
Fig. 4
Setup items "Serial Port" and "Baud Rate" correctly, select "Image Path" as Fig. 4 to load
upgrading file "zTVApp_rom_aes.ecc"，select item "Update boot sector", press button "OK"，
then return to display a figure as Fig. 3;