Dell Latitude 12 Rugged Extreme (7204, Early 2014) - Manual (Page 28)

Installing the I/O Board
1. Insert the I/O board in its slot.
2. Tighten the screws to secure the I/O board.
3. Connect the I/O board cable to the I/O board.
4. Install:
a. card bracket
b. Connect the battery cable to the battery board.
c.
hard drive
d. MEMS board
e. USH board
f. GPS module
g. docking board
h. bottom cover
i. battery
5. Follow the procedures in After Working Inside Your Computer .
Removing the Fingerprint Reader
1. Follow the procedures in Before Working Inside Your Computer
2. Remove:
a. battery
b. bottom cover
c. docking board
d. GPS module
e. USH board
f. MEMS board
g. hard drive
h. card bracket
3. To remove the fingerprint reader:
a. Remove the screws that secure the fingerprint reader [1]
b. Remove the fingerprint reader from the computer chassis [2].
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