T.vst29.a3b Software Download [verified] -

Verify the power supply is functioning and connections are tight.

Flashing incorrect firmware (firmware meant for a different panel model) can cause: t.vst29.a3b software download

The USB port on the T.VST29.A3B is only for playing videos, music, and photos from a flash drive. Firmware flashing requires an external SPI programmer. Verify the power supply is functioning and connections