Understanding Your Phone 387. Left Soft key Command: Left soft key function.Command keysPower On/Off key1. Press and hold the Power On/Off key located atthe top and to the right side of the phone. Follow the stepson the display screen to calibrate the device.2. To turn your LCD off, press and hold the Power On/Off key.Send key Press the Send key at the Today screen to display thephone screen, or to dial a call after you have entered atelephone number.4-way Navigation or Optical MouseUse the Optical Mouse to scroll through and highlight items,menus, and programs in a list or on the Internet. Once an item,link, or menu is highlighted, press the optical mouse to performthe function related to the selection.1. From the Today screen, tap the right soft key function MainMenu ➔ Settings .2. Tap the Systems tab ➔ Optical Mouse .3. Tap an Action method. Choose either 4-way Navigation orMouse.4. To set the optical mouse speed, touch and hold the slider.Move the slider left to decrease speed or right to increasespeed.5. Tap to return to the System tab.ok