Make certain you have read the Acer PD311 DLP Projector manual thoroughly before attempting the Acer PD311 DLP Projector bulb replacement on your Acer PD311 DLP Projector. Without touching the surface of the Acer PD311 DLP 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 Acer PD311 DLP Projector replacement parts. Your bulb should be sitting just beyond the opening of the Acer PD311 DLP Projector body. Reach in with two fingers and disconnect the Acer PD311 DLP Projector bulb. Reverse these steps to re-assemble your Acer PD311 DLP Projector. This concludes the Acer PD311 DLP Projector review - be sure to read the entire Acer PD311 DLP Projector manual.