Lenovo PC 300PL Installing Options in your PC300PL - 6562 - Page 26

Identifying Parts on the System Board - ibm motherboard

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Identifying Parts on the System Board The system board, also called the planar or motherboard, is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are IBM-installed or that you can install later. If you plan to install, remove, or replace hardware in your computer, you will need to know the layout of the system board. The following illustration shows the layout of the system board in your computer. The numbered pointers show the components that are discussed in this book. 1 Battery 2 Rocker switch 3 Microprocessor connector 4 CMOS clear (password) jumper 5 Memory Module Connector 0 6 Memory Module Connector 1 7 Memory Module Connector 2 8 System board latch 9 Video memory or Rainbow Runner Studio upgrade connector 1 Video memory or Rainbow Runner Studio upgrade connector 11 Rainbow Runner Studio upgrade connector 12 VESA Feature connector 13 115 Kbps infrared connector Note: An illustration of the system board and additional information are provided on a label found on the underside of the computer cover. 12 Installing Options in Your Personal Computer

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Identifying Parts on the System Board
The system board, also called the
planar
or
motherboard
, is the main circuit board in
your computer.
It provides basic computer functions and supports a variety of
devices that are IBM-installed or that you can install later.
If you plan to install, remove, or replace hardware in your computer, you will need
to know the layout of the system board.
The following illustration shows the layout
of the system board in your computer.
The numbered pointers show the
components that are discussed in this book.
±1²
Battery
±2²
Rocker switch
±3²
Microprocessor connector
±4²
CMOS clear (password) jumper
±5²
Memory Module Connector 0
±6²
Memory Module Connector 1
±7²
Memory Module Connector 2
±8²
System board latch
±9²
Video memory or Rainbow
Runner Studio upgrade connector
±1³²
Video memory or Rainbow
Runner Studio upgrade connector
±11²
Rainbow Runner Studio upgrade connector
±12²
VESA Feature connector
±13²
115 Kbps infrared connector
Note:
An illustration of the system board and additional information are provided
on a label found on the underside of the computer cover.
12
Installing Options in Your Personal Computer