ft-857d

Hi, Trying to figure out a frustrating problem with my FT-857D. I am trying to do VFO scanning in 2m (144-148MHz) band. SQL/RF dial is set to SQL, the mode is FM, and TON (button A) in MFe is set to blank (ie, no tone encoding). However, when I scan, the scan does not stop even if it picks up a...