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Lenovo Flex 3-1120 Network Card Replacement

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Use this guide if your Lenovo Flex 3-1120 has entirely lost wireless functionality. The wireless network card is a simple and easy process.

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  1. Lenovo Flex 3-1120 Network Card Replacement, Bottom Panel: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Lay the computer down with the bottom panel facing up.

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  2. Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Locate the ten 6mm Phillips screws along the edges and in the center of the back panel.

    • Remove all ten 6mm Phillips screws with a size 0 Phillips screwdriver.

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  3. Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Wedge the plastic opening tool into the small space under the back panel.

    • Use the plastic opening tool as a lever to separate the bottom panel from the computer.

    • Slide the tool along the edges of the computer until the bottom panel is completely separated.

    • You may start prying the bottom panel on any edge.

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  5. Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Lift the bottom panel off of the computer.

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  6. Lenovo Flex 3-1120 Network Card Replacement, Network Card: crwdns2935265:05crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Locate the network card on the top right of the computer.

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  7. Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:06crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Locate the single 3.5mm Phillips head screw on the right edge of the network card.

    • Remove the single screw with a size 0 Phillips screwdriver.

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  8. Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Slide the network card out to the right to remove it from the motherboard.

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  9. Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo Flex 3-1120 Network Card Replacement: crwdns2935265:08crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Locate the black and white antenna wires that are connected to the right edge of the network card.

    • Wiggle and pull upward on the two antenna cords connecting to the card to remove them.

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To reassemble your device, follow these instructions in reverse order.

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Geoff Bentz

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UMass Dartmouth, Team 7-1, Catania Spring 2016 crwdns2935289:0UMass Dartmouth, Team 7-1, Catania Spring 2016crwdne2935289:0

UMASSD-CATANIA-S16S7G1

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Where can I buy a replacement card? Can I replace the AC-3160 with the newer 7265D card?

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