Lenovo D1212, Hardware Installation And Maintenance Manual

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Figure 98. Installing an ESM
3. Set the module in position by manually closing the latches. A click should be heard as the latches
engage.
Note: The ESM may take up to one minute to re-initialize after the cables are inserted.
Note: Secondary ESM is upside down.
Removing an ESM (5U Enclosures)
1. Identify the ESM to be removed. If the module has failed, the fault LED will be lit amber (see Figure 99
“ESM LEDs ” on page 94).
2. Make a note of the locations of the cables before removing them from the ESM
Figure 99. ESM LEDs
3. As shown in Figure 100 “Removing an ESM (1)” on page 95 and Figure 101 “Removing an ESM (2)” on
page 95, pinch the latch on the module and pull the handle toward you (1). This will lever the module out
of its connector on the midplane.
4. Pull the module out of the enclosure (2).
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Lenovo Storage D1212/D1224/D3284Hardware Installation and Maintenance Guide