
Upgrading and Replacing PC Hardware
11
Cables and Connectors in Your PC
Internal drives such as hard drives and CD-ROM drives use data and power cables. These are connected
to the system board and internal devices as shown below. You must also connect the main and auxiliary
power connectors, status panel connector and CD audio connector (Linux models only) to the system
board.
Main Power
connector
Primary IDE connector
for Hard drive(s)
Floppy drive
CD audio connector
(Linux models only)
Auxiliarly Power
connector (12V)
Chassis fan
Processor fan
Status Panel
(note that the two pins
closest to the edge of the
board are not covered by
the connector)
CD-ROM, DVD,
CD-RW, Tape or
Zip drive
System board
switches
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