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. Refer to
the following illustration for the location of parts on the system board.
.1/
Microprocessor
.2/
DIMM 0
.3/
DIMM 1
.4/
Fan connector
.5/
Power connector
.6/
Switch/LED connector
.7/
Primary EIDE connector
.8/
Secondary EIDE connector
.9/
Diskette drive connector
.1ð/
Fan connector
.11/
Large rocker-switch block (not
on all models)
.12/
Small rocker-switch block
.13/
Battery
.14/
Reserved
.15/
Reserved
.16/
CD audio connector (for
integrated audio only)
.17/
PCI adapter slot 1
.18/
PCI adapter slot 2
.19/
PCI adapter slot 3
.2ð/
Chassis speaker connector
.21/
AGP adapter slot
.22/
MIDI/Joystick connector
Note: Your system board might not have all connectors that are shown.
Chapter 7. Installing internal options
65
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