RX2540 M4 Upgrade and Maintenance Manual 273
Expansion cards and backup units
9.8 Handling the rear air grids for riser modules
9.8.1 Handling the rear air grids for the riser module 1
9.8.1.1 Installing the rear air grid riser module 1
Figure 181: Removing the rear air grid
Ê Insert the rear air grid (see arrow).
Ê Fasten the rear air grid with three screws (see circles).
Upgrade and Repair Unit
(URU)
Hardware: 5 minutes
Tools: Phillips PH2 / (+) No. 2 screw driver / hexagon screw driver 5 mm