Rr52c.03a Firmware ~upd~ -

Copy the file to the root directory of the USB drive. Flash the Board: Disconnect power from the board. Plug the USB drive into the board's USB port. Reconnect power.

Ensure the file name is exactly what the bootloader expects. Image is Ghosting or Colors are Inverted This is usually an issue. Rr52c.03a Firmware

If the screen is garbled, you have installed firmware for the wrong resolution. You must re-flash with the correct .bin file corresponding to your panel's datasheet. ⚠️ Safety Warning Copy the file to the root directory of the USB drive

The board is powered on, but there is no image (often a resolution mismatch). Rr52c.03a Firmware