my lad's ps2 has suddenty started giving a dark output form the unit. even turning birhgtness up on tv doesnt really help a lot

i tried another lead no difference. any ideas?

PAL verision 4

i also truied rgb and svhs no difference

also tried another tv

anyone come across this before? i suspect somethign blew inside, its outta warrnty had it for nearly 3 yrs now