I need help with my modchip it doesnt read cdr pleez help

[2twizted]

ok I bought a psx in mexico with a modchip installed (all psx come with it)the chip works only with those silver ones but the damn thing wont read normal cdr I have several different brands and I know they work cuz my homie gots a chip and it works on his psx.#### what can I do or should I just download pro action replay and disable my mod chip?