BenQ PB7230 User Manual - Page 37

Troubleshooting Common Problems & Solutions NO POWER Try these solutions: • Make sure the power cord is inserted snugged into the AC adapter socket. • Make sure the power cord is inserted snugged into the power outlet. • Toggle the power switch to the position "|". • Wait 90 seconds 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 projector. • Stand within 6 meters (19.5 feet) of the projector. • Make sure nothing is blocking the front and rear receivers. Troubleshooting 33