ThinkPad R50 Pentium M 1829, 1830, 1831, 1836-xxx;R50e Celeron M 1842-xxx;R50p Pentium M 1832, 1833-xxx;R51 Celeron M 2883, 2887-xxx;R51 Pentium M 1829, 1830, 1831-xxx;R51 Pentium M 1836-xxx;R51 Pentium M 2883, 2887, 2888, 2889-xxx;R51 Pentium M 2894, 2895-xxx;T41 Pentium M 2373, 2374, 2378, 2379-xxx;T41p Pentium M 2373, 2374-xxx;T42 Pentium M 2373, 2374, 2378, 2379-xxx;T42p Pentium M 2373, 2374, 2378, 2379-xxx;X31 Pentium M 2672-xxx;X31 Pentium M 2884, 2885-xxx;X40 2371-xxx;X40 2372, 2382, 2386-xxx