— 52—MAINTENANCE AND SECURITYReplacing the Projection LampThe projection lamp should be replaced when it burns out. It should only be replaced with a certifiedreplacement part, which you can order from your local dealer. parts No.LV-LP41Warning: If illumination suddenly stops, either when you turn the projector on or after it has been on for awhile, the lamp may have ruptured. In this case, never attempt to replace the lamp by yourself.Always request service from the Canon Customer Support Center. Additionally, with ceiling-mounted projectors, the lamp may fall out when you open the lamp cover or while you areattempting to replace it. During replacement, stand to the side of the lamp cover, not directly under it. If the lampruptures and you accidentally inhale or get pieces in your eyes or mouth, consult a doctorimmediately. If the lamp ruptures, dust and gas (containing mercury vapor) may come out of the exhaustvents. If this happens, immediately open the windows and doors to provide ventilation to theroom. If you inhale any gas emitted from the lamp or it has come into contact with your eyes ormouth, consult a doctor immediately.Caution:When replacing the lamp, turn off the projector, wait until the cooling fan stops, disconnect thepower plug from the electrical outlet, and let the projector stand for at least 45minutes. Otherwise,you may get burned because the main unit is very hot immediately after the projector is turned off.Caution: Be sure to use the specified lamp. Contact the Canon Customer Support Center for further information. This can also bepurchased from the Canon website. Do not touch the inner glass surface when you replace the lamp. Doing so may causedeterioration to the projector’s performance. Be sure to handle the lamp carefully and correctly since it may break during use if it has beenscratched or subjected to impact. If the lamp ruptures, contact the Canon Customer SupportCenter. When replacing the lamp, do not remove any screws other than those specified.1. Remove the single screwon the lamp compartmentcover.