Dell PowerEdge 2550 Rack Installation Instructions page 15

F i g u r e 1 - 7 . I n s t a l l i n g t h e S u p p o r t Tr a y i n a R a c k W i t h U n i v e r s a l - H o l e
S p a c i n g
If you are installing the support tray onto a wide-hole spacing relay rack with the
6
bottom of the support tray positioned at the place you marked on the rack, install the
screws finger tight into the bottom and the marked middle hole of the center-mount
bracket (see Figure 1-8).
12-24 x 0.5-inch
pan-head Phillips
screws (4)
Ra c k In s ta l lati on Gui de
1-9