Fujitsu PRIMERGY TX2550 M4 - Configuration with Non-Hot-Plug Hdds;Ssds

TX2550 M4 Upgrade and Maintenance Manual 217
Hard disk drive (HDD) / solid state drive (SSD)
7.4.5 Configuration with non-hot-plug HDDs/SSDs
I In configurations with up to 12 3.5-inch HDDs it is possible to add up to
two non-hot-plug HDDs/SSDs.
Figure 135: Configuration with up to 2 non-hot-plug HDDs/SSDs