Dell P/N: 74X5J; WW4XY; DW5G3, 0DW5G3; JVF3V; 3XYY8; 47RW6. -Precision M4600, M4700, M4800, 15 7510 7520 7530 7540. -Alienware M17x, M17xR2, M15x, M17xR3, M17x R4, 17 R1, 17 R2, 17 R3, 15 R1, 15 R2.
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