Dell Inspiron 3030 Small Desktop Owners Manual - Page 61
Installing the power supply unit, Steps
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Steps 1. Press the securing clips and disconnect the processor-power cable and the system-board power cable from the connectors on the system board. 2. Remove the power supply unit cables from the routing guides on the chassis. 3. In a reverse sequential order (3>2>1), remove the three screws (#6-32) that secure the power supply unit on the chassis. 4. Slide and lift the power supply unit off the chassis. Installing the power supply unit CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following images indicate the location of the power supply unit and provide a visual representation of the installation procedure. Figure 42. Installing the power supply unit Removing and installing Field Replaceable Units (FRUs) 61