Changing Processor Jumper Settings - NEC POWERMATE VE - SERVICE MANUAL 08-1996 Service Manual

B-2 System Board Jumpers

CHANGING PROCESSOR JUMPER SETTINGS

Use the following procedure when replacing the installed processor with a faster speed
processor. Jumpers requiring setting changes include the Processor/Bus Speed.
1. Turn off and unplug the system and any connected external options.
2. Remove the system unit cover (see Section 3, Option Installation, for cover
removal).
Replace the processor (see Section 3 for processor upgrade procedures).
3.
Remove any expansion boards blocking access to the jumpers.
4.
5. Locate the Processor/Bus Speed jumper blocks on the system board (see Figure
B-1).
6. Set the Processor/Bus Speed jumpers per Figure B-2.
WARNING: System power must be off before
removing the cover and changing a jumper
setting.
CAUTION: Unless updating the processor,
leave the processor jumpers at the factory
setting. Changing the settings jumpers could
damage the processor.