Important note: the author's guide have done updates to this material, so please, verify the last update date as this changed the update link.
This is The Roland JD-800 Buyer’s Guide for Dummies!
It's a nice work where he compiled the needed information to buy and found additional resources for the JD-800.
Also, very usefull updated information about some maintenance sometimes needed and this is good to be aware when you buy your own classic vintage JD-800.
Click at the link to view or download it:
Download link changed: Last update in 24/april/2015