@davi_s not quite sure what you are trying to accomplish. If you want to replace the back, use the first 15 steps of this guide [guide|118729] Let us know exactly what you are trying to do.
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Now, you can only replace the E5 with another E5 you cannot substitute a different model.
@davi_s not quite sure what you are trying to accomplish. If you want to replace the back, use the first 15 steps of this guide [guide|118729] Let us know exactly what you are trying to do.