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      Power supply removal and installation - ThinkCentre A53 (type 8701, 8983, 9277, 8995, 9287, 9387, 9635) / A60 (type 8700, 8979, 8991, 9269, 9283, 9383, 9631)

      To replace the power supply:

      1. Remove the computer cover. See "Cover removal".
        Note: For this procedure, it helps to lay the computer on its side.
      2. Disconnect the power supply cables from the system board and from all drives. See "Identifying parts on the system board".
      3. Remove the four screws that secure the power supply at the rear of the chassis.

        power supply removal/installation

      4. Lift the power supply out of the chassis.
      5. Install the new power supply into the chassis so that the screw holes in the power supply align with those in the chassis.
      6. Install the four screws to secure the power supply.
        Note: Use only the screws provided by Lenovo.
      7. Reconnect the power supply connectors to the system board.
      8. Reconnect a power supply connector to each of the drives.
      9. Go to "Completing the installation".
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      • Alias ID: MIGR-65234
      • Document ID: PD011312
      • Last Updated :17 Jun 2014
      • © 2016 Lenovo