PB686 Upgrade Information

Caution

Only authorized service personnel should upgrade the system. Anyone who wants to upgrade the system themselves should know about the dangers of ESD (Electro-Static Discharge) and the necessary precautions. Unknowingly zapping the components of the computer will void the warranty.

Memory
BASE MEMORY = 640 (always)
EXTENDED MEMORY = 384
Recommended CHIP speed is 100 ns
. More than 1 MB: Insert a memory expansionboard

Math CO-Processor
This system supports the 80287-8 math co-processor. It is installed at location U19. No jumper setting are required.

Cache Memory
This system does not support cache memory.

Video Memory
This system has a video card installed. To upgrade video, the card would need to be replaced.

, 1997