Dell Inspiron 1750 Internal Fan Replacement

Step 1 Battery



• Unplug the laptop before changing the battery to avoid electric shock.
• Place the laptop on a flat stable surface.
• Flip the laptop over so the underside is visible.
Step 2



• Locate the battery lock switch.
• Slide the lock switch to the left (away from the lock symbol).
• Slide the battery out away from the laptop.
Step 3 Dell Inspiron 1750 Teardown
• Separate the screws by size and head type. Be sure to keep them in a safe place.
• Remove the sixteen 2mm Phillips #00 screws from the bottom of the laptop.
• Remove the two 2mm Phillips #0 screws from the hard drive port.
Step 4
• Keep your hand pressed firmly on the back panel to prevent it from falling.
• Flip the laptop over horizontally and open up the lid.
• Insert the tip of the plastic opening tool into the upper left corner of the panel.
• Keeping its tip under the top panel, slide the plastic opening tool around the panel until the panel is completely loose. Next gently remove the panel.
• Remove the four 2mm Phillips #0 screws at the top of the keyboard.
• Slide the plastic opening tool around the keyboard until the keyboard is completely loose. Gently remove the keyboard.
Step 5
• Do not lift the keyboard completely free to avoid damaging its connections to the laptop interior.
• Locate the small black latch attached to blue tape.
• Lift the small latch with your finger and pull the blue tape from its port.
• Slide the keyboard away from the mousepad and set it aside.
Step 6
• Always pull wires from their plastic ends, not their cables, to avoid wire damage.
• Locate the three wires in the top left corner of the metal panel.
• Use the spudger to push the two cables out of their ports.
• Pull the blue tab directly up to remove middle wire.
Step 7
• Remove the three 1mm Phillips #00 screws on the metal plate.
• Lift the black cover and slide the blue tab away from the cover.
Step 8
• Always pull wires from their plastic ends, not their cables, to avoid wire damage.
• Gently remove the three grey wires from the metal tabs.
• Insert the tip of the plastic opening tool into the bottom left corner of the panel.
• Keeping its tip under the top panel, slide the plastic opening tool around the panel until the panel is completely loose.
• Gently lift off the top metal panel.
Step 9 Internal Fan
• Remove the seven 2mm Phillips #0 screws.
• Remove the two 2mm Phillips #00 screws.
Step 10
• Pull the three connections away from their ports using both fingers.
• Remove the battery connection chip from the motherboard.
Step 11
• Slide the hard drive out away from the laptop until it is free from the motherboard
• Repeat this process for the disk drive.
• You may leave these components in their trays.
Step 12
• Remove the silver 2mm Phillips #00 screw.
• Remove the card tray from the laptop by lifting it up and away the computer.
Step 13
• Lift the motherboard by its top end and remove it from the laptop.
• Flip the motherboard over to reveal the fan.
• The screws in the next step are captive screws and will not come completely free, so do not try to remove from the fan.
• Remove the five 1mm Phillips #00 captive screws from the internal fan.
• Lift the fan away from the motherboard.
• Refer to iFixit's guide for removal and cleaning of the thermal paste. How to Apply Thermal Paste

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Tina Rickard

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Cal Poly, Team 6-3, Forte Spring 2014 Member of Cal Poly, Team 6-3, Forte Spring 2014

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