![background image](http://html2.mh-extra.com/html/quantum/dxi6900-s/dxi6900-s_field-service-manual_3779929177.webp)
Chapter 3: FRU Removal and Replacement Procedures
Replacing an Array Module BBU
Quantum DXi6900-S Field Service Manual
164
Figure 119:
Array Module Controller Failure LEDs
Service Action
Description
Service Action
Required
This LED is lit when the component has failed, but it is not yet in a state to be
replaced.
Service Action Allowed
This LED is lit when the component has failed and is ready to be replaced.
Removing a Failed Array Module BBU
To remove the failed Array module BBU:
1. Prepare the controller air blocker by removing it from the packaging and folding it inward at right angles
so it is ready to insert into the open controller slot.