Dell Precision 3510 Owner's Manual page 32

5. Install the:
a. power connector port
b. WLAN
c. heat sink assembly
d. WWAN
e. dock frame
f. hard drive assembly
g. keyboard
h. memory module
i. battery
j. base cover
6. Follow the procedure in
32
or M.2 SSD or PCIe SSD
After working inside your computer.