Thanks for your reply, actually I got 53.69 mhz oscillator feeding both 196 and 192 pins, probably the pins u refer as p and n and things seem to work perfectly

Hi everyone, I am new here, I usually do mods but not much into ps1 but modchipped them several times and psio installed a couple ones without any problems. yesterday I tried to do add c-sync and ntsc crystal mod on a pu-22 I already modchipped times ago with mayumi v4 I think (it was working ok) c-...