How to Get to the Set Up Screen on an Emachine Computer
- 1). Restart or power up your eMachine.
- 2). Press the "Tab" key on the keyboard as soon as the eMachines logo appears on your monitor. On some older eMachines, you must press the "Delete" key.
- 3). Navigate through the various menus with your keyboard's directional arrow keys. Make changes to values with the "Enter" "Page Up" and "Page Down" keys and the spacebar.
- 4). Press the "ESC" key to finalize changes and exit the setup screen.
Source...