The chassis and DM Module can be removed as a single unit. 1. Undo the cable wire ties to the .ront Panel, Speakers, CRTs, etc. 2. Remove 3 screws (a) securing the Main Chassis. 3. Unlatch the two chassis locks on the front of the chassis. 4. Slide the Chassis and DM Module out the rear of the unit. 5. Tilt upward to access the bottom of the main chassis. NOTE: If the chassis cannot be removed with the DM Module, due to insufficient cable length: 1. Perform Step 1 through 3 above. 2. Remove 3 screws (b). 3. Slide the chassis only out the rear of the unit.