You are 100% correct you need that converter
also this video might help out to make sure you have pointed the dish the right way. YouTube - DIRECTV Ka Ku 5 LNB Satellite Dish Installation Part 3
Your problem is you need to peak off the 101, and then dithered the 99 in. The 119 is no longer being used in most mpeg4 markets. the 3 you need is 99 101 103. thats it.
Have a great day.