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      PCI Express Mini Card for wireless LAN removal and installation - ThinkPad R400, T400

      For access, remove these FRUs in order:

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

      Full size PCI Express Mini Card:

      In step (1), unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159) or pick the connectors with your fingers and gently unplug them in direction of the arrow.

      Note: Some models might have two antenna cables in step (1).

      Step 1 - 2

      Step Screw (quantity) Color
      Torque
      2 M2 × 3 mm, flat-head, nylon-coated (2) Black 0.167 Nm(1.7 kgfcm)

      Step 3

      When installing:

      • In models with wireless LAN card that has two antenna connectors, plug the gray cable into the jack labeled MAIN on the card, and the black cable into the jack labeled AUX. If the computer you are servicing has three cables, put the white cable in the cable protection tube.
      • In models with wireless LAN card that has three antenna connectors, plug the gray cable (MAIN) into the jack labeled TR1, the white cable (3rd) into jack labeled R0 or TR3, and the black cable (AUX) into jack labeled TR2 on the card.

      Harf size PCI Express Mini Card:

      In step (1), unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159) or pick the connectors with your fingers and gently unplug them in direction of the arrow.

      Step 1 - 2

      Step Screw (quantity) Color
      Torque
      2 M2 × 3 mm, flat-head, nylon-coated (2) Black 0.167 Nm(1.7 kgfcm)

      Step 3

      When installing:

      • Plug the gray cable into the jack labeled MAIN on the card, and the black cable into the jack labeled AUX.
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      • Alias ID: MIGR-71489
      • Document ID: PD013153
      • Last Updated :17 Jun 2014
      • © 2015 Lenovo