Well, well, well! What do you know! Look what Future Electronics is selling for $378 in single unit quantities:
http://www.componentsuperstore.com/s...cturerName=NEC 
I ordered one, after quadruple-checking the part number. I will have it by Friday or Monday at the latest. They will have 61 in stock once my order ships.
Now it's time to decide on whether I purchase the stock inverter or locate a suitable bright LED backlight and driver. Decisions, decisions...