SR301 Plus Series 
 
  │  4 
 
List of Figures 
Figure 1   Front panel (enclosed) ................................................................................................................ 7 
Figure 2   Front panel (open) ...................................................................................................................... 7 
Figure 3   Back panel with single PSU ......................................................................................................... 8 
Figure 4      Padlock Loop and Kensington Slot location ................................................................................. 9 
Figure 5      Padlock Loop and intrusion switch location ................................................................................ 9 
Figure 6   Front control panel ................................................................................................................... 10 
Figure 7   Chassis dimensions ................................................................................................................... 11 
Figure 8   Chassis components ................................................................................................................. 12 
Figure 9   Side cover installation ............................................................................................................... 15 
Figure 10    Bezel installation ...................................................................................................................... 16 
Figure 11    Bezel removal ........................................................................................................................... 16 
Figure 12    3.5” Hot-swap HDD tray installation ......................................................................................... 17 
Figure 13    3.5” Hot-swap HDD tray removal .............................................................................................. 17 
Figure 12    3.5” HDD installation (tool-less type) ........................................................................................ 18 
Figure 13    3.5” HDD installation (screw type) ............................................................................................ 18 
Figure 14    2.5” HDD/SSD installation (screw type) ..................................................................................... 19 
Figure 15    Side 2.5” HDD/SSD installation (screw type) ............................................................................. 19 
Figure 16    HDD fan installation (fan assembly) .......................................................................................... 20 
Figure 17    HDD fan installation (chassis).................................................................................................... 20 
Figure 18    HDD fan maintenance............................................................................................................... 21 
Figure 19    Single PSU installation-1 (PSU assembly) .................................................................................. 22 
Figure 20    Single PSU installation-2 ........................................................................................................... 22 
Figure 21    Drive tray LED identification ..................................................................................................... 23 
Figure 22    Backplane front view ................................................................................................................ 25 
Figure 23    Backplane rear view ................................................................................................................. 26 
Figure 24    Backplane front view ................................................................................................................ 27 
Figure 25    Backplane rear view ................................................................................................................. 28