53Before Setting Up Your Projector1-5-2. Removing and Mounting the Side PanelPreparation: Phillips-head screwdriver (No.2), service key (attached goods)1 Loosen the seven fixing screws on the side panel.Loosen four screws on the side panel until they are free to spin. The screws do not detach from the panel.2 Unlock the lock on the side panel.Use the service key to unlock the lock.3 Remove the side panel.The side panel is fixed in place by hooks at the bottom (in 2 locations). Tilt the side panel toward you and pull up to removeit. Do not use force when tilting the side panel.Hook (2 locations)This completes removing the side panel. To mount the side panel, perform the removal procedure in reverse. Make sure that youdo not forget to tighten the screws or to lock the key lock.1-5-3. Removing and Mounting the Filter CoverRefer to the user’s manual for details on how to remove and attach the filter cover.