This community provides various universal board firmware, including the ITV V59 031 update which supports resolutions up to 1920x1200.
To download the firmware for the 1440x900 resolution, you can access specialized firmware repositories and community boards for LED/LCD TVs. This board is a universal controller often used for display conversions. Download ITV V59 031 1440X900 USB rar
You can find the software and firmware updates through the following sources: Download ITV V59 031 1440X900 USB rar
Plug the USB into the TV board and power it on; the indicator light should blink during the update process. Download ITV V59 031 1440X900 USB rar