upscaling

I cannot run PS1 or PS2 images through HDMI output as long as PSX/PS2 Upscaling is enabled. What happens is that for a brief moment I can see the game graphics and then right after the screen goes black with the TV showing "No video signal" information. Playing with other settings like...

Okay, so I'm new here, however I've been in the PS3 scene since about 2011, so any advanced terminology will be understood. Anyways, I'm looking into buying a backwards compatible PS3 and running the PS3xploit writer on it. My question is, will my PS2 games look okay on a UHD TV? I am a huge...