98 Menu Descriptions & Functions [Setup]BasicPen Calibration (WT615 only)Calibrate so that pen touches are properly detected by the sensor on the WT615.ImportantBefore you use the electronic pen for the first time or when you have changed the position of the projector or thescreen size, be sure to use [Pen Calibration] to calibrate the electronic pen and the screen.See “ Using the Electronic Pen (WT615 only)” on page 45 for more details.Using Tilt Indicator [Tilt Indicator]This option provides you with an indicator that will show you if the projector is level or not.This is convenient when you are trying to get the projector level.Use [Tilt Indicator] to place the projector level. For more information, see “ Adjusting the Position and Size of theProjected Image (Focus Adjustment) on page 33.The WT615 provides you with the parallel detection feature that helps you set up the projector parallel to the screen.Tapping two points on the screen with the electronic pen will display the [Parallel Detect] screen. See page 36.6. Using On-Screen MenuWT615 onlyWT615 WT610