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Introduction |
| If your Dell Optiplex 745 Ultra Small Form Factor has frequent system crashes, overheats, or performs poorly, the CPU may need replacing. You might also be replacing the CPU during routine maintenance or upgrades. | | | The CPU is a core component of the computer which provides the instructions and processing power a computer needs to function. A faulty or old CPU may cause system instability and poor performance. | | Before starting this guideCommon signs of a CPU failure also occur in many other component issues, review the [[Dell Optiplex 745 Ultra Small Form Factor Troubleshooting|troubleshooting page|new_window=true]] and test other components such as the PSU, RAM, and GPU to confirm that the defective part is the CPU. | | | Before beginning, ensure the computer is disconnected from a power source. Follow the [guide|153022|Anti-Static Wrist Strap Guide|new_window=true] to ensure vulnerable components are not damaged during the replacement process. |
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