Try the newest AVI Converter 3.0. I was successful in converting AVI's to AVI's in 2.8 with this converter. It an ONDA 858 type player 2.8" touch screen. There's two version 20 fps and 22 fps. I'll try to ul the 20 fps version later.
The 22fps version is here :
AVIConverter 3.0 - 320X240 - 22FPS.