Cable Connections
System board connectors are color-coded to make it easier to find the proper connection.
System Board Connections
System Board Connector Connector Name Connector Color Description
P1 PWR White Power supply, 24-pin
P3 PWRCPU White Power supply, 4-pin
P10 FLOPPY Black Diskette drive
P9 CHFAN White Front chassis fan
P11 CH FAN2 Brown Rear chassis fan
P5 PB/LED Black Front power button/LED
P24 FRONT USB Yellow Front I/O USB cable
P23 FRONT AUD Black Front I/O audio
P6 SPRK White Internal speaker
P52 COMB Black Serial port
P124 HLCK Black Hood lock solenoid
P125 HSENSE White Hood sensor
P150 MEDIA Black Media card reader
P126 PAR Black Flying parallel port header
P151 BOOST Black ReadyBoost module
Power Supply Cable Connections
Power Supply Connector ID Description
P1 Main power
P3 CPU power
P4 1st Hard drive, SATA0
P5 2nd HDD
P9 1st ODD or 2nd HDD if no ODD present, SATA1
P10 2nd ODD
P11 3rd ODD
74 Chapter 7 Removal and Replacement Procedures Convertible Minitower (CMT) Chassis
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