NEC EXPRESS 5800 ES1400 SERIES Online Service Manual page 74

7. Remove the new processor from its antistatic package and place it on a grounded,
static-free surface or conductive foam pad.
8. Position the heat sink, Item B in Figure "processor Heat Sink Assembly" above, on
the front of the new processor so that the holes in the heat sink line up with the
holes in the processor.
9. Install the barbed spring pins, Item A in Figure "Processor Heat Sink Assembly"
above, that secures the heat sink to the processor.
10. Position the processor back into the URM. Ensure that the alignment notch in the
SEC cartridge fits over the plug in Slot 1. Push down firmly, with even pressure on
both sides of the top, until the SEC cartridge is seated.
11. To lock in the processor, push the latches inward until they secure the SEC cartridge
into place in the URM, Item A in Figure "Removing a Processor" above. The
latches must be secured for proper electrical connection of the processor.
12. After you have installed a new processor, you must run the BIOS Setup Utility (F2)
to configure its speed. Refer to Chapter 3, "Configuring Your System."
13. Replace the left side panel and power up the system.
4-14 Upgrading Your System