NEC POWERMATE ES 5250 - System Board; Removing the System Board - Small Desktop

Installing Options 5-39
6. Replace the system unit cover.

For a small desktop or desktop system, see
“Replacing the Small Desktop or Desktop Cover.”

For a minitower system, see “Replacing the
Minitower Side Covers.”
7. Press the power button to start the system. Press
F2
to
enter the CMOS Setup Utility.

If the system does not boot (as might be the case if
you are replacing one processor with a slower one),
press the power button a second time.

If the system still does not boot, clear CMOS (see
“Clearing the CMOS” and “Changing a System Board
Jumper Setting”).
8. Set the processor speed using the CMOS Setup Utility
(see “Special Features Setup” in Chapter 3).
System Board
The system board conforms to the NLX standard, making it
easy to remove and replace. Only external cables connect to
the system board. All power and signal connections from the
system board are made through the riser board connector.
The following sections describe how to remove and replace
the system board in the small desktop, desktop, and
minitower systems.
Removing the System Board — Small Desktop
Use this procedure to remove the system board from a small
desktop system.
1. Remove the system unit cover (see “Removing the Small
Desktop or Desktop Cover”).