da questo dispositivo ha anche altre istruzioni :
Notebook - ThinkPad W520 (4276) (5.05 mb)
Notebook - ThinkPad W520 (4276) (5.29 mb)
Notebook - ThinkPad W520 (4276) (5.2 mb)
Notebook - ThinkPad W520 (4276) (1.47 mb)
Notebook - ThinkPad T520 (4239) (5.18 mb)
Notebook - ThinkPad T520 (4240) (5.18 mb)
Notebook - ThinkPad T520 (4241) (5.18 mb)
Notebook - ThinkPad T520 (4242) (5.18 mb)