Elements of use case diagram: Actor. â¢ Actor is someone interacting with use case. (system function). Named by noun. â¢ Similar to the concept of user, but. a user can play different roles; (example: a prof. can be instructor and. researcher â plays 2 roles with two systems). â¢ Actor triggers use case. â¢ Actor has responsibility toward the system (inputs), and Actor have expectations from the system (outputs).
Related Manuals for Lenovo Laptop. Summary of Contents for Lenovo Laptop. Page 1: User Guide Lenovo User Guide Read the safety notices and important tips in the included manuals before using your computer. Page 2 Notes â¢ Before using the product, be sure to read Lenovo Safety and General Information Guide first.
Hence, to restore to factory settings on Lenovo G560 notebook computer, all you need to do is press this button. Once you press this button, your Lenovo G560 notebook start in recovery system mode. Step #4. Then, select the restore to factory default button and press Enter button.Now, you PC will start.hings to do before you factory reset your Lenovo G560 notebook: 1  Plug in the power adapter to an accessible AC plug point. 2  Keep patience and do not move or click your mouse or press any button until the process of restoring to factory settings completes.