You can often find USB firmware and BIOS bin files for this board on LabOneInside or through technical groups on Facebook .
The specific file named Download MS338 PC822 1920x1080 Samsung REF60 part08 rar usually refers to a multi-part archive found on technical forums. Download MS338 PC822 1920x1080 Samsung REF60 part08 rar
When troubleshooting the power supply section, always discharge the main filter capacitor (using a 40W bulb) to avoid high-voltage shocks, even after the unit is unplugged. You can often find USB firmware and BIOS
If the TV is stuck on the splash screen, a USB firmware update is the standard fix. If the TV is stuck on the splash
To enter the service menu, use the remote sequence Menu + 1147 . Firmware & Software Links
Are you currently facing a like a boot loop or a "no signal" issue that you need the firmware for? TP.MS338.PB801 Power Supply: DEAD? Fix It Now!
Frequently caused by shorted pins (like Data-7) or faulty voltage regulators (checking for 12V and 5V outputs).