1 - 10 Chapter 1Chapter 1 - Installing the ChassisThe Expansion chassis uses an expansion bracket which attaches to the right side of the Controlling/Basechassis.When multiple chassis (combined Chassis-B and Chassis-E or a Chassis-A) are to be connected, anExpansion chassis kit is required to connect the chassis together (using the EXIFU blade).● Note: When wall-mounting a UX5000 system, make sure the wall can support the weight of thechassis. It is recommended that plywood first be installed on the wall where the chassis will bepositioned, allowing for secure anchoring.1.4.2 Before Installing an Expansion Chassis1. The system must be powered down (if previously turned on).2. Remove the Controlling/Base chassis from the current mounting (if necessary).1.4.3 Connecting the Chassis-B and Chassis-E TogetherTo secure the 9.5” Base and Expansion chassis together, follow the instructions below.1. Remove the metal plate covering the expansion connector on the right side of the Chassis-B.Figure 1-7: COMBINED CHASSIS-B AND CHASSIS-EBase Chassis3KSU-B13 Universal SlotsExpansion Chassis3KSU-E1