*modèles d´appareils concernés: 71s7917 50gma1 - 50gma 50gmabd1 - 50gmabd 53gtc1 - 53gtc 60gm2 - 60gm 62gm6 - 62gm 63gcbd6 - 63gcbd cg502 - cg50 cg505 - cg50 gbe50w3 - gbe50w gc28b1 - gc28b gc29b1 - gc29b gc52b1 - gc52b gc53b1 - gc53b gc53b2 - gc53b gc54b1 - gc54b gc62b1 - gc62b gc8m5 - gc8m gc9b8 - gc9b gct63b1 - gct63b ge50b1 - ge50b ge51c1 - ge51c ge61b1 - ge61b gt21m1 - gt21m gt21m2 - gt21m gt26b1 - gt26b gt26m1 - gt26m gv63sow6 - gv63sow retro22n1 - retro22n bg60w6 - bg60w bg60x1 - bg60x