Below is a proposed "paper" or technical report structure based on the hardware.
Surface-mount (SMD) chips and MOS transistors should be replaced using a hot air gun set to approximately 340°C. Download P75 2841V6 1920x1080 Revolution Galaxy part06 rar
Configurable for 1920x1080 or 1366x768 via software. Below is a proposed "paper" or technical report
Includes HDMI, USB 2.0, RJ45, and integrated Wi-Fi modules. Includes HDMI, USB 2
If your TV is a SmartTech brand, they maintain a Downloads page for official firmware.
This is a primary source for this specific chassis. You may find your exact version (Galaxy Revolution) under their P75-2841V6 sections . Note that registration or a subscription is often required to download.
Since these files are usually distributed in multi-part RAR archives (like the "part06.rar" you mentioned), you must download (part01 through partXX) into the same folder before extracting.