Congrats. T2 was my first pin too...10 years ago. They'll be more.
Look for some vids on YouTube on how to use the menus and self diagnostics. Familiarize yourself with the switch matrix.
This page has good info too
http://www.pinwiki.com/wiki/index.php?title=Williams_WPC
If you're not opposed to donating twenty bucks I'd suggest to subscribing to pinballninja.com. Tons of repair videos.
Sale is over but here's a link to a thread telling you how to donate.
https://pinside.com/pinball/forum/topic/pinballninjacom-sale-15-off