No graphic..onli sound (ps2)

vbimport

#1

hello
for the last 6 months
i use my ps2 on sony tv
everytime after i play…i will unplug the av cable
yesterday still can play

today…when i turn on
onli got sound !!! no picture…

then i unplug and plug again … can play…for a while…after few minutes…the screen suddenly turns black

then i try on my another tv…panasonic…can play !!! no problem at all…play 2 hours no prob…

how come ??? i tot my sony tv got prob…but i tried to use dvd player on the av holes i always use for ps2…no prob …i tried to plug in another av holes at the rear of the sony tv with my ps2 av cable…same prob occurs…how come

please help