Power supplies, fans, and input power distribution assemblies in a 5802 or 5877 expansion unit

Learn how to remove and replace a power supply, fan, or input power distribution assembly, as part of the procedure to replace a failing part or as part of another service action in a 5802 or 5877 expansion unit.

The power supply is located in an offline converter assembly (OCA) in the 5802 or 5877 expansion unit. The expansion unit has two OCAs, with each OCA consisting of a power supply and two fans. To remove or replace a failing fan, you must remove the affected power supply.