Removing The Hybrid Cooling Fan - Dell Inspiron 4150 Owner's Manual

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Hybrid Cooling Fan
Dell™ Inspiron™ 4150

Removing the Hybrid Cooling Fan

NOTICE: Disconnect the computer and any attached devices from electrical outlets, and remove any installed batteries.
NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface on the computer.
NOTICE: Read "Preparing to Work Inside the
1. Remove the hard drive.
2. Remove the keyboard.
3. Remove the display.
4. Remove the palm rest.
5. Remove the microprocessor thermal cooling
6. Remove the two M2.5 x 5-mm screws and one M2 x 3-mm screw that secure the hybrid cooling fan to the system board.
1 system-board interface
connector
2 fan power cable
3 spring fingers
4 keyboard screw hole
7. Disconnect the fan power cable from the system-board interface connector and remove the hybrid cooling fan.
HINT: The fan power cable is long, and can be pulled out from under the EMI shield to provide access to the connector.
NOTICE: Do not block the keyboard screw hole when reinstalling the fan. Route the fan power cable under the spring fingers and behind the keyboard
screw hole to prevent damage to the fan power cable.
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Computer" before performing the following procedure.
assembly.
5 M2 x 3-mm screw (1)
6 M2.5 x 5-mm screws
(2)
7 hybrid cooling fan