IBM 441, 387, 393, 391, 389, 388 Replacing the non-hot-swap power supply assembly, What to do next

17.If you are instructed to return the old hot-swap hard disk drive backplane, follow all packaging instructions and use any packaging materials that are supplied to you for shipping.

What to do next:

•To work with another piece of hardware, go to the appropriate section.

•To complete the replacement, go to “Completing the parts replacement” on page 162.

Replacing the non-hot-swap power supply assembly

Attention: Do not open your server or attempt any repair before reading and understanding the “Safety information” on page iii and “Guidelines” on page 83.

This topic provides instructions on how to replace the non-hot-swap power supply assembly.

This topic applies only to server models that come with a non-hot-swap power supply assembly.

CAUTION:

Hazardous moving parts. Keep fingers and other body parts away.

CAUTION:

Never remove the cover on a power supply or any part that has the following label attached.

Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician.

Before you begin, print all the related instructions or ensure that you can view the PDF version on another computer for reference.

Note: Depending on the model, your server might look slightly different from the illustrations in this topic.

To replace the non-hot-swap power supply assembly, do the following:

1.Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the server.

2.Remove the server cover. See “Removing the server cover” on page 85.

3.Lay the server on its side for easier operation.

4.Remove the front system fan(s). See “Replacing the front system fan” on page 149.

Chapter 6. Installing, removing, or replacing hardware 137