You'll have a lot of fun (
) just watching all the readings on the display, thinking "what does it all mean?"
. Yep, Test page works well for throttlebody balancing, don't worry about the actual values, as such, you just want them to read the same. It took me a while, adjusting, blipping the throttle, waiting for it to settle down, then repeating the process, but eventually you'll get it.
Anyhow, now that the weather's deteriorating over there, it'll give you more time to read/learn all about EFI tuning, so you can become a 7th. dan Tuneboy Master