Cable Connections - HP dc7900 - Convertible Minitower PC Service & Reference Manual

Cable Connections

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