84 | 3 System upgrade |
4Disconnect the battery cable from the mainboard (A) and detach it from its chassis holder (B).
5 Remove the battery holder from the chassis.
6Open the battery holder by pinching the top and bottom covers of the holder (A), then detach the cable inside the battery pack (B).
7Remove the RAID BBU from the chassis.
8Replace the memory boards and memory air baffles.
9Observe the
