Dell OptiPlex 7090 Tower Service Manual - Page 12
Side cover, Removing the side cover
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4. Processor fan and heat-sink assembly 5. M.2 WLAN 6. Memory module 7. M.2 Solid-state drive 8. Power-button cable 9. System board 10. Front I/O bracket 11. Front bezel 12. Chassis 13. Chassis fan 14. Speaker 15. Intrusion switch 16. Power Supply Unit 17. 2.5-inch hard-disk drive assembly NOTE: Dell provides a list of components and their part numbers for the original system configuration purchased. These parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options. Side cover Removing the side cover Prerequisites 1. Follow the procedure in before working inside your computer. NOTE: Ensure that you remove the security cable from the security-cable slot (if applicable). About this task The following images indicate the location of the side cover and provide a visual representation of the removal procedure. 12 Removing and installing components
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