Dell Inspiron 14R (N4110, Early 2011) - Manual (Page 49)

Thermal Fan 49
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Thermal Fan
WARNING: Before working inside your computer, read the safety information
that shipped with your computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
CAUTION: Only a certified service technician should perform repairs on your
computer. Damage due to servicing that is not authorized by Dell is not covered by
your warranty.
CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (such as a
connector on your computer).
CAUTION: To help prevent damage to the system board, remove the main battery
(see "Removing the Battery" on page 15) before working inside the computer.
Removing the Thermal Fan
1 Follow the instructions in "Before You Begin" on page 9.
2 Remove the battery (see "Removing the Battery" on page 15).
3 Remove the keyboard (see "Removing the Keyboard" on page 27).
4 Remove the palm-rest assembly (see "Removing the Palm-Rest Assembly"
on page 31).
5 Disconnect the display cable from the connector on the system board.
6 Disconnect the thermal fan cable from the connector on the system board.
7 Remove the screw that secures the thermal fan to the computer base.
8 Lift the thermal fan off the system board.