NEC HX4000, User Manual

Page: 110 / 210

5-21
Upgrades and Options
Figure 5-8. Installing an Optional Pentium Processor
7. Position the heat sink above the processor so the
largest of the two detention clips (D) aligns with the
lever on the ZIF socket.
8. Tip the heat sink so that the smallest detention clip
fits over the tabs at the base of the socket. Press the
other side of the heat sink down and snap the
detention clip over the socket tabs.
9. Locate the DC to DC converter board. The board
connector is keyed so it can only be inserted one
way. Position the board over the socket on the board
(Figure 5-8, F) and press down evenly on the board
until it seats correctly.
10. Move the processor jumper (Figure 5-8, H) from the
1-2 position (1 CPU) to the 2-3 position (2 CPU) if
required.
11. Record the processor in the equipment log.
12. Reinstall the processor board metal baffle as
described later in this chapter.
13. Install the processor board back into the system as
described later in this chapter.