FRU P/N 42T4708 FRU P/N 42T4709 FRU P/N 42T4737 FRU P/N 42T4738 FRU P/N 42T4751 FRU P/N 42T4752 FRU P/N 42T4755 FRU P/N 42T4708 FRU P/N 42T4801 ASM P/N 42T4800

LENOVO Series       SL410  SL410K SL510                                  SL510K                                     L510 T410 T510 T420i T4101 E40 E50 W510 T420 ThinkPad E420（11412YC） W520 E520 L421