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Fan
Dell™Vostro™1700andInspiron™1720/1721ServiceManual
Removing the Fan
Replacing the Fan
Removing the Fan
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. Remove the graphics card assembly, if installed (see Removing the Graphics Card Assembly).
10. Remove the processor thermal-cooling assembly (see Removing the Processor Thermal-Cooling Assembly).
11. Disconnect the fan connector from the system board connector.
12. In sequential order, remove the four M2.5 x 5-mm screws that secure the fan to the base of the computer.
13. Remove the fan.
Replacing the Fan
CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
1
M2.5 x 5-mm screws (4)
2
fan
3
fan connector