4. Lamp & lamp house4.7 Realignment of the lamp in its reflectorEach xenon lamp installation requires a realignment of the lamp in its reflector for optimal performance of thexenon lamp in the DP2K-23B projector. Furthermore, it is recommended to realign the lamp after the first runtime of 100 and 200 hours. Especially the Z-axis of the lamp.How to realign1. Remove the lamp cover to get access to the X-, Y- and Z-axis adjustment thumbscrews of the lamp.2. Switch on the projector and start up the lamp.3. Go via the Communicator touch panel to the menu “Installation” > “Lamp” > “Light output”.4. Set the “Light output mode” in normal mode and the “Lamp Dimming” on maximum (255).Note: This window on the Communicator touch panel shows in the upper left corner the measured value of the built-in lightsensor of the projector.Image 4-25Light mode selection5. Adjust the X-axis (ref X image 4-26), the Y-axis (ref Y image 4-26) and the Z-axis (ref Z image 4-26) for maximum current lightoutput (Footlambert Measured). Carefully turn the thumbscrew for maximum light output. Once over the maximum, turn slightlyin opposite direction to reach the maximum light output again. Do this for each direction and repeat this adjustment cycle twice.XZYImage 4-26Realignment pointsR59770495 DP2K-23B 30/04/2010 43
