Image is reversedProblem (continued)Select Projector Settings of the AdvancedSettings from the OSD and adjust theprojector mode.Possible Solution (continued)Error LED is blinking amberTEMP LED is solid amberTEMP LED is blinkingamberThe OSD does not appearon the screenA projector fan has failed and the projectorwill automatically shut down.The projector has overheated. The displayautomatically shuts down. Turn the displayon again after the projector cools down. Ifthe problem persists, contact Dell.If the projector fan fails, the projector willautomatically shut down. Clear theprojector mode by pressing and holding thePOWER button for 10 seconds. Please waitfor about 5 minutes and try to power upagain. If the problem persists, contact Dell.Press the Menu button on the panel for 15seconds to unlock the OSD. Check theMenu Lock on page 34.The remote control is notoperating smoothly orworks only within a limitedrangeThe battery may be low. Check if the LEDindication from the remote is too dim. If so,replace with a new CR2032 battery.DoUSB not displaying Display over USB Should run automatically.To manually run USB display, go to MyComputer and run "USB_Display.exe".NOTE: You may require administratorlevel access to install the driver.Contact your network administratorfor support.Troubleshooting Your Projector52