Power supply assembly 1 Remove the flatbed back cover. See page 113. 2 Disconnect the power supply connector (callout 1). 1 Figure 155. Power supply assembly (1 of 6) 3 Remove five screws (callout 2) and remove the RFI shield plate (callout 3). 3 3 2 2 Figure 156. Power supply assembly (2 of 6) C8523-90921 PCB assemblies 165