联想g480 g470 g460 g550 g490 g480 v480 g570 g450笔记本主板
联想 s300 b475e g575 g450 g475 b570 v570 z570 b570e v370主板
联想/ibm g555 g550 g455 g450 g460 g475 g430 b590 笔记本主板
联想v450 y430 g430 g450 g450l g455ax g460 g470 y450 y460主板
联想b450 z475 g465c g455 z575 g450 y450 b460 e40笔记本主板