You will need a CH341A USB programmer or an RT809F programmer.
Because the exact .rar file (often containing an .bin dump file used for EEPROM/SPI flashing) is not on official sites, you must source it from trusted technician forums.
Hook the programmer to your PC, open the programmer software, read and backup the old chip data first, erase the chip, and then write the extracted .bin file you downloaded. Download SHARP 22L10MBK Software rar
Format a small USB 2.0 flash drive (under 4GB is ideal) to .
Keep holding the button until the front LED begins to blink rapidly, indicating the update is processing. Support - Sharp Global You will need a CH341A USB programmer or
Copy the uncompressed file directly to the root of the USB drive (do not put it in a folder). Unplug the TV from the wall. Insert the USB drive into the TV's service port.
Use an SOP8 test clip to attach the programmer to the chip without desoldering, or desolder the chip and place it directly in the programmer. Format a small USB 2
is an older LCD/LED television model. Sharp does not provide public archival software downloads for legacy TV models of this generation on the official Sharp Support Portal . 🛠️ Step 1: Locate the Firmware File