NPrinting PixelPerfect table object is build based on levels. So you need to add your straight table to Level and then build your table from PixelPerfect table creator adding Report Header/Detail/Footer etc...
Go through suggested tutorials first (review PixelPerfect releated ones) - then you will understand bit more what i am refering to.
Adding a table as a image can work only if you specify right size of the table in QlikView and refer to the same size in Pixel Perfect report. There are also known image resize options like (original size, squeeze, zoom etc...) but they will make your table looking blury and not always the same