Dell OptiPlex XE3 Tower Service Manual page 63

6. Install the:
a. memory module
b. M.2 PCle SSD
c. expansion card
d. SD card reader
e. processor
f. heat sink
g. heat sink fan
7. Close the front panel
8. Install the:
a. front bezel
b. side cover
9. Follow the procedure in
door.
After working inside your computer.
Disassembly and reassembly 63