Dell E20S001 Microscope & Magnifier User Manual


 
Removing The Internal Cooling Fan
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
CAUTION: Never operate your system with the internal cooling fan removed. System can overheat and result in
shutdown of the system and loss of data.
CAUTION: Do not operate the system with the cover removed for a duration exceeding 5 minutes.
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and
peripherals.
2. If applicable, rotate the system feet inward and lay the system on its side on a flat, stable surface.
NOTE: For systems installed with the wheel assembly, ensure that you lay the system on a sturdy, stable
surface with the wheel assembly extending off the edge of the surface.
3. Open the system.
4. Remove the cooling shroud.
5. Disconnect the internal cooling fan power cable from the system board.
6. Release the internal cooling fan power cable from the securing clips on the chassis and system board.
CAUTION: Do not remove or install the internal cooling fan by holding the blades.
7. Press the release tab on the internal cooling fan and, holding the internal cooling fan by the sides, slide it out in the
direction of the arrow marked on the fan.
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