Sanyo EF60 Instruction Manual, PLC-EF60A - Page 68
Appendix, Troubleshooting
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Appendix Troubleshooting Before calling your dealer or service center for assistance, check the items below once again. - Make sure you have properly connected the projector to peripheral equipment as described on pages 22~24. - Make sure all equipment is connected to AC outlet and the power is turned on. - When you operate the projector with a computer and it does not project an image, restart the computer. See Information by pressing the INFO. button to check the current projector condition before trying the solutions below. Problem: No power Image is out of focus. No image Image is dark. Image is Left/Right reversed. Image is Top/Bottom reversed. - Solutions - Plug the power cord of the projector into the AC outlet. - Make sure the Main On/Off switch is on. - See if the LAMP indicator lights red. - Wait 90 seconds after the projector is turned OFF when turning the projector back on. The projector can be turned on after the READY indicator turns green. (☞ "Turning Off the Projector" on page 28) - Check the WARNING TEMP. indicator. If the WARNING TEMP. indicator lights red, the projector cannot be turned on. (☞ "Warning Temp Indicator" on page 60) - Check the projection lamp. (☞ p.62) - Unlock Key lock for the projector in the Setting Menu. (☞ p.54) - Check if the air filter is fully installed and the filter cover is completely closed. (☞ p.61) - Adjust focus of the projector. (☞ p.29) - Check the projection lens to see if it needs cleaning. (☞ p.64) - Moving the projector from a cool to a warm place may result in moisture condensation on the projection lens. In such cases, leave the projector OFF and wait until condensation disappears. - Check the connection between your computer or video equipment and the projector. (☞ p.22~24) - See if the input signal is correctly output from your computer. Some laptop computers may need to change the setting for monitor output when connecting to a projector. See your computer's instruction manual for the setting. - It takes about 20 seconds to display an image after turning on the projector. - See if the selected system is corresponding with your computer or video equipment. (☞ p.38~39) - Select correct input source once again through menu operation. (☞ p.36~37) - Make sure the temperature is not out of the specified Operating Temperature (5°C ~ 35°C). - Check if the shutter is closed. (☞ p.29) - Adjust Brightness and Contrast in the Image adjust menu. (☞ p.44) - Check the Shutter level. (☞ p.53) - Check each lamp condition and the LAMP 1/2 REPLACE indicators. (☞ p.62, 67) - Check the Ceiling/Rear item. (☞ "Screen Setting" on page 48.) - Check the Ceiling item. (☞ "Screen Setting" on page 48.) 68