Dell Vostro 2520 (Mid 2012) - Manual (Page 26)

Installing the Processor
1. Insert the processor into the processor socket. Ensure the processor is properly seated.
2. Tighten the cam-screw in a clockwise direction to the locked position.
3. Install:
a) heat-sink fan assembly
b) palmrest
c) keyboard
d) battery
4. Follow the procedures in After Working Inside Your Computer .
Removing the System Board
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a) battery
b) SD memory card
c) keyboard
d) optical drive
e) memory module
f) palmrest
g) hard drive
h) WLAN card
i) heat-sink fan assembly
3. Disconnect the display cable (1), power-connector cable (2), USB board cable (3), speaker cable (4).
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