check your component cables.. it's easy to mix up one of the three cables.

so you get video on your display thru the 990 just not the on screen menu?
_________________________
Outlaw Audio 990 pre amp
Adire Audio sub (SVS 12.2 driver)
CAL Alpha tube DAC
Parasound P/HP-850 2 CH pre
Pioneer PL-530 TT
Polk Audio SDA 2B
NAD 2600A amp
Danger Boy here