How to Repair a Faulty Keyboard Key on a Toshiba Portege Z30-C

はじめに

Over time, with heavy use or exposure to dust and debris, keyboard keys may become unresponsive or stuck. Our guide aims to demonstrate how to return keys back to their functional state, ensuring smooth typing experiences again on a Toshiba Portege Z30-C laptop.

必要な工具と部品

手順1 How to Repair a Faulty Keyboard Key on a Toshiba Portege Z30-C

How to Repair a Faulty Keyboard Key on a Toshiba Portege Z30-C, How to Repair a Faulty Keyboard Key on a Toshiba Portege Z30-C: 手順 1、 1の画像 1

Make sure your laptop is fully powered down and unplugged to avoid sudden shock.

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手順2

Look for any obvious debris or obstructions. If there's any loose visible particles, use compressed air to blow it out.

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手順3

Using a plastic prying tool, carefully pry off the keycap. Insert the tool under a corner of the key and apply gentle upward pressure. The keycap should pop off.
Use minimal force to make sure you don’t crack the keycap.
Store the keycap in a small container so it doesn't get lost.

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手順4

Underneath the keycap, you'll find a key retainer and possibly a rubber dome.
Take a picture of the mechanism if needed to note how they fit together before moving on to the next step.

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手順5

Carefully remove the key retainer. This may require gentle prying with the prying tool.
Be very gentle to make sure you don’t break it.

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手順6

Use a cotton swab moistened with isopropyl alcohol to clean around the exposed area. Clean the key retainer and underside of the keycap as well.
Be careful not to drench the cotton swab; excess alcohol can seep into small openings causing damage to the electronic components.

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手順7

Allow the alcohol to air dry and evaporate completely. This should only take a few minutes.

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手順8

Reassemble the key. Start with the key retainer, snapping it back into place.

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手順9

Position the keycap over the retainer and press down firmly. You should hear a snap as it locks back into place.

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終わりに

After following these steps, your keyboard should be restored to optimal functioning. Remember, regular cleaning and maintenance can prevent sticky keys and prolong the lifespan of your laptop keyboard. Happy Typing!