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Microprocessor removal and installation - ThinkStation S20 (type 4105, 4157, 4217)

Caution:
Caution
The heat sink and microprocessor might be very hot. Turn off the computer and wait three to five minutes to let the computer cool before opening the computer cover.

Attention:

Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkStation Safety and Warranty Guide that came with your computer.

This section provides instructions on how to replace the microprocessor.

To replace the microprocessor:

  1. Open the computer cover. See "Cover removal".
  2. Place the computer on its side to help make the system board more accessible.
  3. Remove the heat sink from the system board. See "Heat sink removal and installation".
  4. To remove the microprocessor (3) from the system board, lift the small handle (1) and open the retainer (2).

retainer

Important:
Touch only the sides of the microprocessor. Do not touch the gold contacts on the bottom.

  1. Lift the microprocessor straight up and out of the socket.

Processor_removal

Notes:

  1. Note the orientation of the notches (1) on the microprocessor. This is important when reinstalling the microprocessor on the new system board.

notches

  1. Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must be kept as clean as possible.
  1. Holding the microprocessor with your fingers, position the microprocessor so that the notches on the microprocessor are aligned with the tabs in the microprocessor socket.

Important:
To avoid damaging the microprocessor contacts, do not tilt the microprocessor when installing it into the socket.

  1. Lower the microprocessor straight down into the microprocessor socket of the system board.

Processor_installation

  1. Close the microprocessor retainer and clamp it with the small handle.
  2. Place the heat sink into position and replace the 4 screws to secure the heat sink to the system board.
  3. Reconnect the heat sink fan cable.
  4. Go to "Completing the FRU replacement".
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Document ID : PD009708
Legacy Document ID : MIGR-72083
Last Updated :
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