Technical resources like KenotronTV outline a two-step recovery process if the TV is stuck in a boot loop ("SmartTV loading" screen):
4GB THGBM5G5A1JBAIR eMMC and Winbond W25Q16DVS Spi Flash. Download 35019017 1920x1080 DNS 42AK9000 part1 rar
KPS-L090C2 (utilizing TEA1733 and 4N60L chips). Flashing & Recovery Process Download 35019017 1920x1080 DNS 42AK9000 part1 rar
For official drivers and documentation, you can visit the DNS Support Page for the 42AK9000 model. Download 35019017 1920x1080 DNS 42AK9000 part1 rar
The file is a compressed archive containing firmware for the DNS 42AK9000 Smart TV . This specific firmware is intended for units using the 35019017 mainboard and is used for software restoration via USB or direct eMMC flashing. Technical Specifications & Components Mainboard: Konka 35019017 .