Dell OptiPlex 7070 Small Form Factor Service Manual

Installing the processor

1. Place the processor on the socket such that the slots on the processor align with the socket keys [1].
   CAUTION:The pin-1 corner of the processor has a triangle that aligns with the triangle on the pin-1 corner on the processor socket. When the processor is properly seated, all four corners are aligned at the same height. If one or more corners of the processor are higher than the others, the processor is not seated properly.
2. Close the processor shield by sliding it under the retention screw [2].
3. Lower the socket lever and push it under the tab to lock it [3].
   
4. Install the:
   1. Heat sink assembly
   2. Hard drive and optical drive module
   3. HDD assembly
   4. Front bezel
   5. Side cover
5. Follow the procedure in After working inside your computer.