If the image appears upside down or colors are distorted, look for "Panel Settings" in the service menu to adjust the panel timing or mirror settings.
To successfully use the firmware, you must have all parts (e.g., part01 through part09) in the same folder. Use a tool like WinRAR or 7-Zip. ШЄШЩ…ЩЉЩ„ RT2841P638 1920x1080 Vivax part09 rar
You can find detailed board discussions on forums like KenotronTV or LabOneInside . If the image appears upside down or colors