Replacement keyboard compatible with many yearly laptops, please double check that the models we listed match your laptop model. Please firstly compare pictures with your keyboard, especially the ribbon Fit models:Compatible Models:for 4210 4220 4310 4315 4320 4510 4520 AS4520-5582 4710 4720 4720 4720G 4720ZG 4910 4920 5310 5315 AS5315-2142 AS5315-2191 AS5315-2940 Acer 4520 4710 4720 5315 5520 5710 5720 5920 MP-07A23U4-442 Black