メインコンテンツにスキップ

Dell Latitude 7490 RAM Replacement

必要な工具と部品

  1. Dell Latitude 7490 RAM Replacement, Prepare your laptop for disassembly: 手順 1、 2の画像 1 Dell Latitude 7490 RAM Replacement, Prepare your laptop for disassembly: 手順 1、 2の画像 2
    • Allow your laptop's battery to drain below 25% before starting this repair—a charged battery may catch fire if damaged.

    • Unplug all cables and fully shut down your laptop.

  2. Dell Latitude 7490 RAM Replacement, Flip your laptop over: 手順 2、 1の画像 1
    • Flip your laptop over so the rubber feet strips are facing up.

  3. Dell Latitude 7490 RAM Replacement, Loosen the captive screws: 手順 3、 2の画像 1 Dell Latitude 7490 RAM Replacement, Loosen the captive screws: 手順 3、 2の画像 2
    • Use a Phillips screwdriver to fully loosen the eight captive screws securing the back cover.

  4. Dell Latitude 7490 RAM Replacement, Insert an opening pick: 手順 4、 3の画像 1 Dell Latitude 7490 RAM Replacement, Insert an opening pick: 手順 4、 3の画像 2 Dell Latitude 7490 RAM Replacement, Insert an opening pick: 手順 4、 3の画像 3
    • Plastic clips secure the back cover to the frame. You'll hear and feel them release as you work.

    • Insert the long side of an opening pick between the top right corner of the back cover and frame.

    • Pry the back cover up to release the clips securing the top right corner.

  5. Dell Latitude 7490 RAM Replacement, Release the clips: 手順 5、 3の画像 1 Dell Latitude 7490 RAM Replacement, Release the clips: 手順 5、 3の画像 2 Dell Latitude 7490 RAM Replacement, Release the clips: 手順 5、 3の画像 3
    • Slide the opening pick down the right edge and around the bottom right corner to release the clips.

  6. Dell Latitude 7490 RAM Replacement: 手順 6、 3の画像 1 Dell Latitude 7490 RAM Replacement: 手順 6、 3の画像 2 Dell Latitude 7490 RAM Replacement: 手順 6、 3の画像 3
    • Slide the opening pick along the front edge and up to the top left corner to release the remaining clips securing the back cover.

  7. Dell Latitude 7490 RAM Replacement, Remove the back cover: 手順 7、 3の画像 1 Dell Latitude 7490 RAM Replacement, Remove the back cover: 手順 7、 3の画像 2 Dell Latitude 7490 RAM Replacement, Remove the back cover: 手順 7、 3の画像 3
    • Remove the back cover.

    • During reassembly, lay the back cover on the frame and press down firmly around the perimeter to engage all the clips.

  8. Dell Latitude 7490 RAM Replacement, Disconnect the battery: 手順 8、 2の画像 1 Dell Latitude 7490 RAM Replacement, Disconnect the battery: 手順 8、 2の画像 2
    • Grip the plastic tab on the battery connector and pull straight up to disconnect it.

    • During reassembly, align this connector over its socket and press down until it clicks into place. If it doesn't connect, re‑align it and try again.

  9. Dell Latitude 7490 RAM Replacement, Remove the RAM: 手順 9、 3の画像 1 Dell Latitude 7490 RAM Replacement, Remove the RAM: 手順 9、 3の画像 2 Dell Latitude 7490 RAM Replacement, Remove the RAM: 手順 9、 3の画像 3
    • Two metal arms secure the left and right edges of each RAM module.

    • Simultaneously push the arms outward to disengage them.

    • The module should pop up at a slight angle.

    • Remove the RAM module.

    • Repeat the process for the second RAM module.

    • To install a RAM module, insert it into its socket at a slight downward angle and push down firmly until both metal arms lock the module in place.

終わりに

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

Take your e-waste to an R2 or e-Stewards certified recycler.

Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.

Spencer Day

メンバー登録日: 09/14/22

53,715 ポイント

394のガイドは作成済み

チーム

iFixit iFixit人のメンバー

Staff

135 メンバー

17,198のガイドは作成済み

0 件のコメント

コメントを追加

統計データ:

過去 24時間: 3

過去 7 日: 14

過去 30 日: 77

今までの合計 533