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Modem daughter card removal and installation - ThinkPad G40, G41

Click here to go to the modem daughter card removal movie.
Click here to go to the modem daughter card installation movie.

Removing the modem daughter card

  1. Turn off the computer, or enter hibernation mode.
    NOTE: If you are using a PC Card, the computer might not be able to enter hibernation mode. If this happens, turn off the computer.
  2. Then disconnect the AC adapter and all cables from the computer.
  3. Remove the battery pack.
  4. Loosen the screws on the memory slot cover; do not remove them. Remove the cover.

    Loosening the memory slot cover screws

  5. Remove the cover.

    Removing the memory slot cover

  6. Remove the two screws (A); then lift the modem in the direction of the arrow (B) to disconnect it from the computer; and then disconnect the modem cable from the modem (C).

    Removing the modem daughter card


Installing the modem daughter card

  1. Connect the modem cable to the replacement modem (A); then connect the modem to the computer by pushing down (B); and then replace the two screws (C).

    Reinstalling the modem daughter card

  2. Replace the memory slot cover by aligning the back side of the cover first and then tightening the screws.
  3. Remove the battery pack.
  4. Reconnect AC adapter and all cables from the computer that may have been removed in step 2 of removing the modem daughter card.
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Document ID : PD008617
Legacy Document ID : MIGR-52770
Last Updated :
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