Adding and replacing system board components 9-1
Chapter 9. Adding and replacing system board components
To work with the hardware components on the system board, you must first unplug
the system and remove the system unit cover . Bef ore remo ving th e cov er or w orking
with internal components, review “Safety information” on page xiii. If you have not
removed the cover from your system unit, see “Opening the system unit” on
page7-5.
To access the section of the system board tha t you need to work with , you m a y hav e
to remove adapter cards and drives. With the system board exposed, you can work
with the connectors, system memory modules, and the system battery.
Once you have completed your hardware changes and put the cover back on your
system unit, you might need to enter the BIOS Configuration/Setup Utility to u pda te
the settings. The system board varies with the machine type. Please comprehend
the machine type before you want to identify the parts and connector of the system
board.
The following sections contain instructions for working with the hardware
components on your system board:
• “Identifying system board parts (machine type 2193)” on page9-2
• “Locating system board jumpers and connectors (machine type 2193)” on
page9-4
• “Identifying system board parts (machine type 2194 and 6345)” on page 9-5
• “Locating system board jumpers and connectors (machine type 21 94 or 6 345)”
on page9-7
• “Card connector and jumper information” on page9-8
• “Upgrading the system memory” on page9-9
• “Replacing the system battery” on page9-11
• “Updating the CMOS settings in Setup” on page9-13