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How to clean and maintain Acer Aspire 4920 ventilation system

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How to clean and maintain Acer Aspire 4920 ventilation system: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

  • Now, turn the laptop upside-down. We push 2 buttons to take out the battery. Then remove 6 screws to open the cover as shown in the picture

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