Dell Latitude E6230 (Mid 2012) - Manual (Page 35)

4. Remove the screw that secures the hall sensor.
5. Remove the hall sensor.
Installing the Hall Sensor
1. Replace the hall sensor in its slot.
2. Tighten the screw to secure the hall sensor.
3. Route and connect the hall sensor cable.
4. Install the:
a) base chassis
b) speakers
c) heat-sink fan
d) bluetooth module
e) keyboard
f) palmrest
g) base cover
h) battery
i) ExpressCard
j) SD card
5. Follow the procedures in After Working Inside Your Computer .
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