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Dell OptiPlex Tower Plus 7020 - Optional I;O modules

Dell OptiPlex Tower Plus 7020
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Figure 83. Installing the voltage-regulator heat sink
Steps
1. Align the screw holes on the voltage-regulator heat sinks to the screw holes on the system board.
2. Tighten the four captive screws to secure the voltage-regulator heat sinks to the system board.
Next steps
1. Install the processor fan and heat-sink assembly (for 125 W processors).
NOTE: This procedure applies only to computers shipped with 125 W processors installed.
2. Install the side cover.
3. Follow the procedure in After working inside your computer.
Optional I/O modules
Optional serial module
Removing the optional serial module
CAUTION: The information in this removal section is intended for authorized service technicians only.
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the side cover.
About this task
The following images indicate the location of the optional serial module and provide a visual representation of the removal
procedure.
112
Removing and installing Field Replaceable Units (FRUs)

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