This chassis is powered by the TSUMV59XUS-Z1 processor and typically uses a 25Q32 SPI Flash memory chip. It is commonly found in budget brands like Akai, Fusion, Telefunken, and Rubin.
Copy the file to the root of the USB, plug it into the TV, and power it on. The standby light usually blinks rapidly during the update. Do not power off until the blinking stops, or you may "brick" the board. Download VST59S P89 Panel 1280x768 Normal SiR620D rar
The board frequently suffers from backlight driver failure (OB3350CP chip) or power supply issues (LD7536 PWM). This chassis is powered by the TSUMV59XUS-Z1 processor
TP.VST59S.P89 (Service Manual) | Схема телевизора The standby light usually blinks rapidly during the update
This identifies the remote control protocol baked into the firmware. "SiR620D" likely refers to a specific Chinese OEM remote profile; if this doesn't match your physical remote, the TV will power on, but you won't be able to use the remote. Application & Troubleshooting