Lenovo RD540 manual Replacing the Intelligent Diagnostics Module

11. Press the two retaining latches. Then, the backplane is secured.

Figure 106. Securing the hot-swap hard-disk-drive backplane

12.Reinstall all the hot-swap hard disk drives and dummy trays (if any) on the backplane. See “Installing or replacing a hot-swap hard disk drive” on page 115.

13.Refer to your note to reconnect the cables to the backplane.

14.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 154.

Replacing the Intelligent Diagnostics Module

Attention: Do not open your server or attempt any repair before reading and understanding “Safety information” on page iii and “Guidelines” on page 67.

This topic provides instructions on how to replace the Intelligent Diagnostics Module (hereinafter referred to as the IDM).

The IDM provides diagnostic LEDs through the IDM panel to help you easily identify a problem. For more information, see “Intelligent Diagnostics Module” on page 21.

136ThinkServer RD540 User Guide and Hardware Maintenance Manual