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Dell Precision 7740 維修手冊

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卸下手掌墊

  1. 按照拆裝電腦內部元件之前中的程序進行操作。
  2. 卸下：
    1. SD 卡
    2. 電池護蓋
    3. 電池
    4. 鍵盤
    5. 硬碟
    6. 基座護蓋
  3. 若要卸下手掌墊：
    1. 扳起閂鎖，然後從主機板上的連接器拔下觸控墊纜線和觸控墊按鈕纜線 [1]。
    2. 卸下固定手掌墊組件的 15 顆 (M2.5x5.0) 和 2 顆 (M2.0x3.0) 螺絲 [2、3]。
      卸下螺絲
    3. 將系統翻面，然後從主機板上的連接器拔下主機板纜線和電源按鈕纜線 [1、2]。
    4. 卸下將手掌墊固定至系統的 4 顆 (M2.0x3.0) 螺絲 [3]。
      卸下手掌墊
    5. 按壓系統底部的孔，以將手掌墊從底部機箱鬆開。
      卸下手掌墊
    6. 將手掌墊從系統抬起取出。
      卸下手掌墊

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