Dell Inspiron 1721 (Mid 2007) - Manual (Page 22)

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Processor Thermal-Cooling Assembly
Dell™ Vostro™ 1700 and Inspiron™ 1720/1721 Service Manual
Removing the Processor Thermal-Cooling Assembly
Replacing the Processor Thermal-Cooling Assembly
Removing the Processor Thermal-Cooling Assembly
1. Follow the instructions in Before You Begin .
2. Remove the optical drive (see Removing the Optical Drive ).
3. Remove the hard drive (see Removing a Hard Drive ).
4. Remove the hinge cover (see Removing the Hinge Cover ).
5. Remove the keyboard (see Removing the Keyboard ).
6. Remove the display assembly (see Removing the Display Assembly ).
7. Remove the internal card with Bluetooth wireless technology, if installed (see Removing the Bluetooth Card ).
8. Remove the palm rest (see Removing the Palm Rest ).
9. In sequential order, loosen the four captive screws that secure the processor thermal-cooling assembly to the system board, then carefully lift the
processor thermal-cooling assembly out of the computer.
Replacing the Processor Thermal-Cooling Assembly
1. Align the four captive screws on the processor thermal-cooling assembly with the screw holes on the system board.
2. In sequential order, tighten the four captive screws to secure the processor thermal-cooling assembly to the system board.
3. Replace the palm rest (see Replacing the Palm Rest ).
4. Replace the internal card with Bluetooth wireless technology, if installed (see Replacing the Bluetooth Card ).
CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
1 processor thermal-cooling assembly 2 captive screws (4)
CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.