HPi-5: Initializing - Restoring the Factory Settings
Use the following procedure to clear the internal memory and reload the factory settings:
Caution: All USER information will be lost. Be sure to back up any information you wish to keep.
1. Press the FUNCTION button (located to the left of the cursor buttons.)
2. Use the cursor buttons to locate FACTORY RESET on the screen, then press the ENTER button (located to the right of the cursor buttons.)
3. When All the factory settings will be restored appears on the screen, press the cursor button until EXECUTE is highlighted on the screen, then press the ENTER button.
4. When Turn the power off, then on again appears on the screen, turn the power off and then on to complete the factory reset.
Refer to the Owners Manual, pg. 45 for more information.