Dell Latitude 5424 Rugged - Left I;O Board; Removing the Left I;O Daughterboard

3 Install the:
a PCIe Heatsink assembly
b Batteries
c Bottom chassis cover
4 Follow the procedure in After working inside your computer.
Left I/O board
Removing the Left I/O daughterboard
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a Batteries
b Bottom chassis cover
c PCIe Heatsink fan assembly
d Battery bay
3 Peel o the tape [1], disconnect the left I/O daughterboard FPC connector [2] from the system board.
4 Disconnect the speaker cable from the left I/O daughterboard [3].
Removing and installing components
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