Infortrend EonStor GSa 5000 Series Hardware Manual page 35

b. For GSa 5200, insert the memory modules to the blue slots, starting from section A to section
D. If you want to add more memory modules, insert them to the black slots.
4. Insert the BBU back to the controller.
NOTE: See section Replacing the BBU for more details.
5. Insert the controller back to the enclosure.
EonStor GSa 5000 Series Hardware Manual 2-13