IBM 9117-MMB, 9179-MHB manual Related information, Fan fault LED

Figure 26. Fan fault LED

11.Verify the installed part, as described in Verifying the installed part.

12.Close the front rack door.

Continue with any other service actions you need to perform.

Related information

Starting the system or logical partition

Verifying the installed part

Removing an input power distribution assembly from a 5802 or 5877 expansion unit with the power turned off

Learn how to remove an input power distribution assembly from a 5802 or 5877 expansion unit if you must replace a failing assembly.

If your system is managed by the Hardware Management Console (HMC), use the HMC to remove an input power distribution assembly. For instructions, see Removing a part by using the Hardware Management Console.

If your system is managed by the IBM Systems Director Management Console (SDMC), use the SDMC to complete the steps for removing a power supply in the server. For instructions, see Removing a part by using the Systems Director Management Console.

To remove an input power distribution assembly from an expansion unit for a system that is not managed by the HMC or SDMC, complete the following steps:

1.Perform the prerequisite tasks, as described in Before you begin.

2.Identify the failing part, as described in Identifying a failing part.

3.If the system is running, stop the system as described in Stopping the system or logical partition.

4.Open the rear rack door.

Power supplies 25