System Board; Removing System Board - Dell Latitude 5490 Owner's Manual

i. memory module
j. battery
k. base cover
l. SIM card
4. Follow the procedure in

System board

Removing system board

1. Follow the procedure in
2. Remove the:
a. SIM card
b. base cover
c. battery
d. memory module
e. hard drive
f. SSD card
g. SSD frame
h. WLAN card
i. WWAN card (optional)
j. keyboard lattice
k. keyboard
l. heat sink
m. chassis frame
n. system fan
3. Disconnect the following cables from the system board:
a. Touchpad cable [1]
b. USH cable [2]
c. LED board cable [3]
d. Speaker cable [4]
36 Removing and installing components
After working inside your
Before working inside your
computer.
computer.