26 GE Information D.20 RIO - HARDWARE USER’S MANUALPANEL MOUNTING THE D.20 RIO CHAPTER 2: INSTALLING THE D.20 RIOFigure 4: Rack mount flanges3. Position the D.20 RIO in an open space in the rack.4. Hold the unit firmly and attach the unit to the rails of the rack using four Phillips pan-head M5 x 8 mm screws (GE part number 900-0215).Panel mounting the D.20 RIOThe D.20 RIO can be flat mounted on a panel by installing the panel mounting flanges.To install the D.20 RIOon a panel:1. Attach the panel mount flanges (GE part number 953-4132) to the left and right sidesof the device as shown below using the four screws that were provided with theflanges.See “Panel mount flanges” on page 26Figure 5: Panel mount flanges2. Attach the unit to a panel using four Phillips pan-head M5 x 8 mm screws (GE partnumber 900-0215). Tighten to 0.5 Nm.