time crisis 2

Hi all, I hope you are well? I recently had an issue with my Time Crisis II dual arcade cabinet and I wondered if anyone had any ideas. So when I play link play it works absolutely fine no issues at all, solo play on player 2 works perfectly fine again no issues. But if I play solo on player...

I need some advice with a time crisis 2, Ive had to replace the original PSU (as it was very dead) with 2 switch modes one for each system, Im now getting a " SUBCPU INITIALIZE TIME OUT " Anyone seen this issue before or now where I've gone wrong ?