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Dell Inspiron 3521 CMOS Battery Replacement

Dell Inspiron 3521 CMOS Battery Replacement

Victoria Rivera

Victoria Rivera 和 4 其他贡献者

最后更新于 June 26, 2024

30 - 45 分钟
中等
社区贡献指南

简介

转到步骤 1

Access the motherboard to replace the CMOS battery if your computer is having issues tracking the date and time. It is recommended to wear an anti-static wrist strap to avoid damaging the electronic components of the computer.

你所需要的

配件

工具

  • Phillips #0 Screwdriver
    Phillips #0 Screwdriver
  • Spudger
    Spudger

查看更多...

  1. Dell Inspiron 3521 CMOS Battery Replacement, Remove the Battery: 步骤 1 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove the Battery: 步骤 1 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove the Battery: 步骤 1 中的图像 3，3

    • Make sure laptop is turned off and unplugged.

    • Turn over the laptop, and push in the clips to take out the battery.

    编辑

  2. Dell Inspiron 3521 CMOS Battery Replacement, Remove Surface Cover: 步骤 2 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Surface Cover: 步骤 2 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Surface Cover: 步骤 2 中的图像 3，3

    • Remove the screws to take off the surface cover.

    • Make sure to keep small screws organized in Step 2 and all subsequent steps to make reassembly easier.

    编辑

  3. Dell Inspiron 3521 CMOS Battery Replacement, Remove Hard Drive: 步骤 3 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Hard Drive: 步骤 3 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Hard Drive: 步骤 3 中的图像 3，3

    • Remove screws securing the hard drive

    • Remove hard drive by pulling on the tab to slide it out.

    编辑

  4. Dell Inspiron 3521 CMOS Battery Replacement, Remove Memory Card: 步骤 4 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Memory Card: 步骤 4 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Memory Card: 步骤 4 中的图像 3，3

    • Remove the memory card by pressing on the latches on either side.

    编辑

  5. Dell Inspiron 3521 CMOS Battery Replacement, Remove Optical Drive: 步骤 5 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Remove Optical Drive: 步骤 5 中的图像 2，2

    • Remove the screws securing the optical drive, then slide out the optical drive.

    编辑

  6. Dell Inspiron 3521 CMOS Battery Replacement, Remove All Screws on the Back: 步骤 6 中的图像 1，1

    • Remove all remaining screws on the back.

    编辑

  7. Dell Inspiron 3521 CMOS Battery Replacement, Remove Keyboard: 步骤 7 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Keyboard: 步骤 7 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Keyboard: 步骤 7 中的图像 3，3

    • Turn computer over and open it.

    • Carefully pry off keyboard using spudger.

    • Be careful not to damage ribbon cable while removing the keyboard.

    编辑

  9. Dell Inspiron 3521 CMOS Battery Replacement, Disconnect Ribbon Cable: 步骤 8 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Disconnect Ribbon Cable: 步骤 8 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Disconnect Ribbon Cable: 步骤 8 中的图像 3，3

    • Remove the ribbon cable by pulling up on the tab where it is attached, then slide it out.

    编辑

  10. Dell Inspiron 3521 CMOS Battery Replacement, Unplug Smaller Ribbon Cable: 步骤 9 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Unplug Smaller Ribbon Cable: 步骤 9 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Unplug Smaller Ribbon Cable: 步骤 9 中的图像 3，3

    • Unplug the smaller ribbon cable by pulling up on the tab where it is attached, then slide it out.

    编辑

  11. Dell Inspiron 3521 CMOS Battery Replacement, Unplug Motherboard Cable: 步骤 10 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Unplug Motherboard Cable: 步骤 10 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Unplug Motherboard Cable: 步骤 10 中的图像 3，3

    • Unplug the motherboard cable by pulling up on the tab where it is attached, then slide it out.

    编辑

  12. Dell Inspiron 3521 CMOS Battery Replacement, Remove All Screws from Palm Rest: 步骤 11 中的图像 1，1

    • Remove all screws from palm rest

    编辑

  13. Dell Inspiron 3521 CMOS Battery Replacement, Remove Palm Rest: 步骤 12 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Palm Rest: 步骤 12 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Palm Rest: 步骤 12 中的图像 3，3

    • Remove palm rest by carefully prying it off with a spudger.

    编辑

  14. Dell Inspiron 3521 CMOS Battery Replacement, Unplug White Ribbon Cable: 步骤 13 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Unplug White Ribbon Cable: 步骤 13 中的图像 2，2

    • Unplug the white ribbon cable by pulling up on the tab where it is attached, then slide it out.

    编辑

  15. Dell Inspiron 3521 CMOS Battery Replacement, Remove Connecting Cable: 步骤 14 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Connecting Cable: 步骤 14 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove Connecting Cable: 步骤 14 中的图像 3，3

    • Gently pull out the connecting cable.

    编辑

  16. Dell Inspiron 3521 CMOS Battery Replacement, Unplug the Black and White Cables from Wi-Fi Chip: 步骤 15 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Unplug the Black and White Cables from Wi-Fi Chip: 步骤 15 中的图像 2，2

    • Unplug the black and white cables connected to the Wi-Fi chip.

    编辑

  17. Dell Inspiron 3521 CMOS Battery Replacement, Remove Screen: 步骤 16 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Remove Screen: 步骤 16 中的图像 2，2

    • Disconnect screen by removing all remaining screws.

    编辑

  18. Dell Inspiron 3521 CMOS Battery Replacement, Remove Wi-Fi Chip: 步骤 17 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Remove Wi-Fi Chip: 步骤 17 中的图像 2，2

    • Remove screws securing the Wi-Fi chip, then remove Wi-Fi chip.

    编辑

  19. Dell Inspiron 3521 CMOS Battery Replacement, Unplug Connecting Cables on Motherboard: 步骤 18 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Unplug Connecting Cables on Motherboard: 步骤 18 中的图像 2，2

    • Locate and disconnect connecting cables on motherboard.

    编辑

  20. Dell Inspiron 3521 CMOS Battery Replacement, Remove Motherboard: 步骤 19 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Remove Motherboard: 步骤 19 中的图像 2，2

    • Remove the remaining screws securing the motherboard to remove it.

    编辑

  21. Dell Inspiron 3521 CMOS Battery Replacement, Remove CMOS Battery: 步骤 20 中的图像 1，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove CMOS Battery: 步骤 20 中的图像 2，3 Dell Inspiron 3521 CMOS Battery Replacement, Remove CMOS Battery: 步骤 20 中的图像 3，3

    • Flip over motherboard and locate CMOS battery

    • Pry off battery with spudger.

    编辑

  22. Dell Inspiron 3521 CMOS Battery Replacement, Replace CMOS Battery: 步骤 21 中的图像 1，2 Dell Inspiron 3521 CMOS Battery Replacement, Replace CMOS Battery: 步骤 21 中的图像 2，2

    • Place new CMOS battery in motherboard.

    • Repeat all steps backwards to reassemble computer.

    编辑
结论

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

另外一个人完成了本指南。

作者

与4其他贡献者

Victoria Rivera

于04/14/23注册

349 声望

撰写一个指南

徽章: 3

2条评论

Dont wast you time for these steps because this model 3521 ,only 2nd step enough for remove cmos battery . Once remove the Surface Cover ,you can see the cmos battery .. no need to remove all the components .thanks me later .

Stuff Srilanka - 回复

Thank you, kind man)

Александр Кашенцев -

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