Dell 1721 manual Back to Contents

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1.Align the screw holes on the fan with the holes on the base of the computer.

2.In sequential order, replace the four M2.5 x 5-mm screws to secure the fan to the base of the computer.

3.Connect the fan connector to the system board connector.

4.Replace the processor thermal-cooling assembly (see Replacing the Processor Thermal-Cooling Assembly).

5.Replace the graphics card assembly, if applicable (see Replacing the Graphics Card Assembly).

6.Replace the palm rest (see Replacing the Palm Rest).

7.Replace the internal card with Bluetooth wireless technology, if installed (see Replacing the Bluetooth Card).

8.Replace the display assembly (see Replacing the Display Assembly).

9.Replace the keyboard (see Replacing the Keyboard).

10.Replace the hinge cover (see Replacing the Hinge Cover).

11.Replace the hard drive (see Replacing a Hard Drive).

12.Replace the optical drive (see Replacing the Optical Drive).

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