: Sites like Remont-aud.net or Eserviceinfo are high-probability sources for these specific firmware dumps, though they often require a technician account.
board or help you find a for this specific model? Firmware Updates - Artel Video Systems : Sites like Remont-aud
Finding a direct download for the firmware (specifically the JUG7.820.1340 mainboard and LC420WUN (SC)(A1) panel) typically requires accessing specialized technician databases. Available Resources & Technical Documentation : Sites like Remont-aud
: If the TV still boots, check for a "Software Update" option in the service menu. : Sites like Remont-aud