for Vestel power supply boards are not publicly released by Vestel. They are considered confidential and provided only to authorized service centers under NDA. However, several resources exist:
It was a Vestel 17IPS62.
You can find the specific 17IPS62-R2 Schematic on Scribd or download a clear PDF version from Elektrotanya .
Essential for the TV to respond to remote control signals when "off". Core Components in the 17IPS62 Schematic