InFocus IN3114 Fans Replacement

Introduction

Use this guide to remove the fans on the left side (from the front) of the InFocus IN3114 projector.

Fans are used to keep devices cool. As computer parts are used, they emit heat. Keeping fans clean, unobstructed, and operable are critical to maintaining a device long-term.

Fans may be broken, obstructed, stuck, or unplugged. More often than not, removing the fans, cleaning them, and replacing the fans is sufficient restoration.

What you need

Step 1 Top Plate

InFocus IN3114 Fans Replacement, Top Plate: step 1, image 1 of 2

InFocus IN3114 Fans Replacement, Top Plate: step 1, image 2 of 2

Use a Phillips #1 screwdriver to remove the 1.2 cm Phillips-head screw from each side of the projector.

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Step 2

InFocus IN3114 Fans Replacement: step 2, image 3 of 3

Use your hands to slide the top plate off of the projector.
Lift and remove the plate.

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Step 3 Lamp

InFocus IN3114 Fans Replacement, Lamp: step 3, image 1 of 1

Use a Phillips #1 screwdriver to unscrew the two 9 mm screws on the top of the lamp housing unit.
Screws will not come all the way out. It is best to just loosen them as much as possible.

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Step 4

Use your hands to pull up on the silver handle and remove the lamp housing unit.

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Step 5

Once the lamp housing is removed flip it over where silver pull tab is face down.
Use a Phillips #00 screwdriver to remove the 5 mm screw from the right side of the lamp housing unit.
Use a Phillips #00 screwdriver to remove the two 5 mm screws from the top of the unit.

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Step 6

Use hands to pull off the black unit cover.

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Step 7

Once the cover is removed, flip the housing unit so the bulb is face down.
Remove the four 4 mm screws with a Phillips #00 screwdriver.

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Step 8

Use hands to pull out the bulb and silver cover.
Gently pull on the two wires that connect the bulb to its housing to disconnect them.

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Step 9

Once wires are disconnected, Remove the bulb from the silver cover and replace.

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Step 10 Fans

InFocus IN3114 Fans Replacement, Fans: step 10, image 1 of 1

Use a Phillips #1 screwdriver to loosen and remove the five 7 mm screws that secure the frame.

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Step 11

Pull back the top of the front face slightly.
Use a Phillips #1 screwdriver to remove the two 7 mm screws, and lift upwards.
These screws are held in tightly. In order to prevent stripping, be sure to apply ample downward pressure to the screwdriver when unscrewing the screws.

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Step 12

Use hands to unplug wiring connecting the front face to the main projector.
Wiring should pull out with moderate force.

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Step 13

Carefully pull the left vent back, and use a Phillips #1 screwdriver to remove the screws that secure it in place.
These screws are held in tightly. In order to prevent stripping, be sure to apply ample downward pressure.

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Step 14

InFocus IN3114 Fans Replacement: step 14, image 3 of 3

Carefully remove each fan, and use your hands to gently unplug their connectors from the circuit board.
The wires should unplug easily with a moderate tug.

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