BenQ PB2120 User Manual - Page 29

Troubleshooting Common Problems & Solutions NO POWER TRY THESE SOLUTIONS • Plug the power cord into the AC inlet. • Plug the power cord into the power inlet. • Wait two minutes after the projector is turned off before turning the projector back on. NO PICTURE TRY THESE SOLUTIONS • Check for the proper input source. • Ensure all cables are connected properly. • Adjust the brightness and contrast. • Remove the lens cap. TRAPEZOID IMAGE ON THE SCREEN TRY THESE SOLUTIONS • Reposition the unit to improve its angle on the screen. • Use the Keystone correction key on the control panel of the projector or the remote control unit. POOR COLOR TRY THESE SOLUTIONS • Select the correct video system. • Adjust brightness, contrast, or saturation. BLURRED IMAGE TRY THESE SOLUTIONS • Press Auto on the control panel of the projector or the remote control unit to get better picture quality. • Adjust the focus. • Reposition the unit to improve its projection angle. • Ensure the distance between the unit and screen is within the adjustment range of the lens. REMOTE CONTROL DOES NOT WORK TRY THESE SOLUTIONS • Replace the batteries with new ones. • Make sure there is no obstacle between the remote control and the unit. • Stand within 6 meters (19.5 feet) of the projector. • Make sure nothing blocking the front and rear receivers. Troubleshooting 25