Dell 3550 Personal Computer User Manual


 
Installing the Heatsink
1. Place the heatsink in its slot on the computer.
2. Tighten the screws to secure the heatsink to the computer.
3. Install:
a. Base frame
b. Keyboard
c. System Fan
d. WLAN Card
e. Hard Drive
f. Battery
g. Base Cover
4. Follow the procedures in After Working Inside Your computer.
Removing the I/O Board
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove:
a. Base Cover
b. Battery
c. Hard Drive
d. WLAN Card
e. System Fan
f. Keyboard
g. Base frame
3. Perform the following steps as shown in the illustration:
a. Remove the screw that secures the I/O board to the system board [1].
b. Lift the I/O board from the system board [2].
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