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Vostro 3481 服务手册

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卸下 IO 板

前提条件

  1. 按照 “拆装计算机内部组件之前”中的步骤进行操作。
  2. 卸下 SD 内存卡。
  3. 卸下 基座护盖
  4. 取出 电池
  5. 卸下 扬声器

步骤

  1. 打开闩锁，然后断开硬盘驱动器电缆与系统板的连接 [1]。
  2. 打开闩锁，然后断开 I/O 板电缆与系统板的连接 [2]。
  3. 从掌垫和键盘部件剥下 I/O 板电缆 [3]。图：卸下 I/O 板电缆
  4. 拧下将 I/O 板固定至掌垫和键盘部件的两颗螺钉 (M2x4) [1]。
  5. 将 I/O 板连同电缆一起提离掌垫和键盘部件 [2]。图：卸下 I/O 板

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