The expansion connectivity topology for dual controller configurations is shown in the following figure. For
single controller configurations, only Controller A path is present.
Figure 7. Expansion connectivity topology
The following table lists the ordering information for the expansion modules and related connectivity
options.
Table 6. Expansion modules and connectivity options
Description Part
number
Feature code
(MTM 6411-
HC3)
Max qty per
one E1012 or
E1024
Expansion modules
Lenovo Storage Expansion SAS IO Module 00WC085 AT27 2
SAS expansion connectivity cables
External MiniSAS 8088/MiniSAS 8088 1m cable 00WE755 AT1B 2*
External MiniSAS 8088/MiniSAS 8088 0.6m cable 00WE754 AT1A 2*
External MiniSAS 8088/MiniSAS 8088 2m cable 00WE756 AT1C 2*
* One cable per SAS expansion module
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