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      Speaker assembly removal and installation - ThinkPad R400, T400

      For access, remove:

      1. Battery pack
      2. Palm rest or palm rest with fingerprint reader
      3. Keyboard.
      4. Keyboard bezel.

      The speaker cables are secured with tapes (a).

      Step 1

      Step Screw (quantity) Color Torque
      1 M2 × 3 mm, small-head, nylon-coated (4) Silver 1.5 Nm(2.0 kgfcm)

      In step (2), release the wireless antenna cables from the cable guide of the speakers.

      Step 2 - 4

      When installing: Make sure that the speaker connector is attached firmly, and the cables are routed as in this figure.

      Image 1


      Purchase parts online


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      • Alias ID: MIGR-71501
      • Document ID: PD011256
      • Last Updated :17 Jun 2014
      • © 2016 Lenovo