Dell Vostro 270s (Late 2012) - Manual (Page 16)

a) cover
b) fan shroud
c) front bezel
d) drive cage
3. Disconnect the power-switch cable from the system board and remove the cables from their routing channels.
Press the power-switch tabs to release the power switch from the front panel and slide the power switch along
with its cable through the slot on the front panel.
Installing the Power Switch
1. Slide the power-switch along its cable through the slot on the front panel.
2. Align and push the power-switch tabs into the slots on the front panel.
3. Route the power-switch cable through the routing channels on the computer.
4. Connect the power-switch cable to the system board.
5. Install:
a) drive cage
b) front bezel
c) fan shroud
d) cover
6. Follow the procedures in After Working Inside Your Computer .
Removing the Heat-Sink Assembly
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a) cover
b) fan shroud
3. Disconnect the fan cable from the system board. Loosen the captive screws that secure the heat-sink assembly to
the computer and remove it from the computer.
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