Epson BrightLink 421i, Руководство пользователя

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Solutions When Manual Calibration is Difficult
If you are having trouble calibrating manually, try the following solutions:
• If the circle does not move to the next position, or it moves automatically, dim or turn off any bright
lights near the projection surface.
• Make sure the projector is not too close to the projection surface.
Parent topic: Solving Interactive Problems
Related tasks
Calibrating Automatically
Solutions When the Built-In Toolbar (PC Free Annotation)Does Not Work
If you cannot use the pen without a computer, try the following solutions:
• Make sure the USB Type B option on the Extended menu is set to Easy Interactive Function or USB
Display/Easy Interactive Function .
• Press one of the Source buttons on the remote control to select the source for the image you want to
annotate. To use a blank screen, select Computer2 or another unused source
• Make sure you have calibrated the system. Try recalibrating.
• Press the Pen button on the remote control to toggle between PC interactive and PC free annotation.
Parent topic: Solving Interactive Problems
Solutions When the Interactive Pen Position Is Not Accurate
If the pen position is not the same as the cursor, try the following solutions:
• Make sure you have calibrated the system. Try manual calibration.
• Make sure the cable cover is in place to keep cables from blocking the signal.
• Try adjusting the pen operation area.
• If you use the E-Zoom + button on the remote control to enlarge the image, the pen position is not
accurate. When you return the image to the original size, the position should be correct.
• In PC Interactive mode (in the Extended menu), turn off Auto Adjust Pen Area and select Manual
Adj. Pen Area.
• Try changing the computer's resolution to 1280 × 800 and select Maintain Display Scaling , if
available.
Parent topic: Solving Interactive Problems
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