Toshiba TLP710 Owners Manual - Page 40

OTHERS BEFORE CALLING SERVICE PERSONNEL Check the following points before asking for support service. Symptoms and Solutions Refer also to "TROUBLE INDICATIONS" 35 Symptom Cause Solution The power does not come on. The power cord is disconnected. The lamp cover is not attached correctly. Firmly plug in the power cord. Attach the cover correctly. Reference page 16 37 The power turns off while The ambient temperature of the Lower the ambient temperature of the projection - using the projector. projection room is too high. room, and turn the power on. No images appear. The lens cover is on. Take off the lens cover. 16 The wrong input is selected. Select the input source correctly. 17 The MUTE mode is on. Press MUTE button to restore the picture. 21 No sounds are heard. The brightness adjustment is at Adjust the brightness. its darkest. The source is not correctly connected to the projector. Connect the source correctly to the projector. The wrong input is selected. Select the input source correctly. 24 13,14 17 The images are blurred. Focusing is uneven. The AUDIO MUTE mode is on. Press the MUTE button to restore the sound. The sound volume is at the minimum. Adjust the sound volume with the VOLUME buttons. The source is not correctly connected to the projector. Connect the source correctly to the projector. The lens is dirty. Clean the lens. Use a lens cleaner to clean the lens. The picture is out of focus. Focus the picture. The projection distance is not appropriate. Adjust the distance properly. The projecting light is not hitting Adjust the projecting direction so that the light the screen squarely. hits the screen squarely. The brightness, contrast, sharpness or synchronization adjustments are not correct. Adjust the picture. 21 18 13,14 36 18 15 15 24, 26