Side Cover; Removing The Side Cover - Dell Precision 7865 Tower Service Manual

1. Side cover

3. Power-supply unit
5. Intrusion switch
7. Storage bay connectors
9. Memory module
11. Front-fan assembly
13. M.2 Solid-state drive
15. Front I/O bracket
17. Chassis
19. Internal hard-drive cage
21. Optical-drive bay
23. External hard-drive assembly
25. Air shroud
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
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.
14 Removing and installing components
Before working inside your
2. Power-supply cover
4. Heat sink
6. Hard-drive fan assembly
8. System-board supporting bracket
10. PCIe holder
12. Solid-state drive heat-sink
14. Front bezel
16. Slim optical-drive
18. System board
20. Processor
22. M.2 external solid-state drive assembly
24. Rear-fan assembly
computer.