Dell OptiPlex 7071 Tower Tower Service Manual - Page 46
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Steps 1. Slide the power-supply unit into the chassis until the securing tab snaps into position. 2. Replace the three screws (#6-32) that secure the power-supply unit to the chassis. 3. Route the power cable through the routing guides on the chassis and connect the power cables to their respective connectors on the system board. Next steps 1. Install the processor fan and heat-sink assembly. 2. Install the multiple graphics cards. 3. Install the left-side cover. 4. Follow the procedure in After working inside your computer. 46 Disassembly and reassembly
![](/manual_guide/products/dell-optiplex-7071-tower-service-manual-758e417/46.png)
Steps
1.
Slide the power-supply unit into the chassis until the securing tab snaps into position.
2.
Replace the three screws (#6-32) that secure the power-supply unit to the chassis.
3.
Route the power cable through the routing guides on the chassis and connect the power cables to their respective connectors on the
system board.
Next steps
1.
Install the
processor fan and heat-sink assembly
.
2.
Install the
multiple graphics cards
.
3.
Install the
left-side cover
.
4.
Follow the procedure in
After working inside your computer
.
46
Disassembly and reassembly