Configuring the System 3-37
Processor Jumper Settings
To change the processor jumper settings on the system board,
use the following steps. NEC CSD recommends using
needle-nose pliers to move a jumper.
!
CAUTION
Jumpers are set correctly at the factory for your
configuration. Only change (or check) the
appropriate jumper setting if you are upgrading
the processor. Otherwise, keep the jumpers at
their factory settings.
1.
Power off and unplug the system and any external
options.
2.
Remove the left side cover (see “Removing the Left Side
Cover” in Chapter 4).
!
WARNING
System power must be off before changing a
jumper setting.
3.
Locate the processor/bus speed SW1 jumper block on the
system board (see the figure “Locating system board
jumpers” earlier in this chapter).
4.
Move the jumpers according to the speed of the processor
being installed and the settings shown on the following
figure.
