Cable Connections
System board connectors are color-coded to make it easier to find the proper connection.
Connector Name Connector Color Description
ATX1 White Power supply, 24-pin
PWR1 White Power supply, 4-pin
SYS_FAN1 Brown Chassis fan
CPU_FAN1 White Heat sink fan
JAUD1 Yellow Front I/O audio
JUSB3 Black Front I/O
JUSB1 White Front I/O USB
USB Black USB connector
J1394_1 Red Front I/O 1394 connector
JUSB2 White Media card reader
SATA1 dark blue Primary hard drive
SATA2 white Primary optical drive
SATA3 light blue Second hard drive
SATA4 orange Second optical drive
42 Chapter 7 Removal and Replacement Procedures Microtower (MT) Chassis
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