m Primary SSD rail
n Battery bay
o Rear I/O board
p System board
2 Reconnect the:
• Power Button
• Speakers
• DC-In cable
• USH Board
• Touchpad
NOTE: See the order details to determine the exact specics of subcomponents dened in the Bottom Chassis
Assembly.
NOTE: The Latitude 5424, shipped with no ODD, has the blank fused to the chassis. Replace the 'Base Assembly' for
any issues with the power button or ODD or secondary SSD.
3 Install the following components to the new base:
a System board
b Rear I/O board
c Battery Bay
d Primary SSD rail
e GPS module
f WWAN card
g WLAN card
h Memory
i Heatsink assembly
j Secondary SSD
k Primary SSD
l Docking port assembly
m PCIe heatsink assembly
n Keyboard
o Bottom chassis cover
p Batteries
4 Follow the procedure in After working inside your computer.
Removing and installing components
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