NEC EXPRESS 5800 ES1400 SERIES Online Service Manual page 71

Replacing the SEPP Version
1. Power off the system and remove the left side panel as described earlier in this
chapter.
2. Pull the processor latches, Item A in Figure "Removing a Processor" below, out
away from the edges of the SEPP to free them from the Universal Retention Module
(URM).
3. Lift the SEP processor upward, out of the URM and place it on a grounded, static-
free surface or conductive foam pad.
4. Remove the attachment clip, Item A in Figure "Processor Heat Sink Assembly"
below, that secures the heat sink to the old processor.
5. Remove the heat sink, Item C in Figure "Processor Heat Sink Assembly" from the
front of the old processor, Item B in Figure "Processor Heat Sink Assembly" below.
6. Put the old processor in a piece of conductive foam and store in an antistatic
package.
Removing a Processor
Processor Heat Sink Assembly
Upgrading Your System 4-11