Make certain you have read the Canon LV-S4 Multimedia Projector manual thoroughly before attempting the Canon LV-S4 Multimedia Projector bulb replacement on your Canon LV-S4 Multimedia Projector. Without touching the surface of the Canon LV-S4 Multimedia Projector lens, remove the lens tube and set it aside. Write down the number from inside the tube's inner lip for the purpose of make, model or serial number for any future need to buy Canon LV-S4 Multimedia Projector replacement parts. Your bulb should be sitting just beyond the opening of the Canon LV-S4 Multimedia Projector body. Reach in with two fingers and disconnect the Canon LV-S4 Multimedia Projector bulb. Reverse these steps to re-assemble your Canon LV-S4 Multimedia Projector. This concludes the Canon LV-S4 Multimedia Projector review - be sure to read the entire Canon LV-S4 Multimedia Projector manual.