Make certain you have read the Hitachi ED-X3400 Projector manual thoroughly before attempting the Hitachi ED-X3400 Projector bulb replacement on your Hitachi ED-X3400 Projector. Without touching the surface of the Hitachi ED-X3400 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 Hitachi ED-X3400 Projector replacement parts. Your bulb should be sitting just beyond the opening of the Hitachi ED-X3400 Projector body. Reach in with two fingers and disconnect the Hitachi ED-X3400 Projector bulb. Reverse these steps to re-assemble your Hitachi ED-X3400 Projector. This concludes the Hitachi ED-X3400 Projector review - be sure to read the entire Hitachi ED-X3400 Projector manual.