Removal and Replacement Procedures— Microtower (MT) Chassis

6.6.1 Cable Connections

System board connectors are color-coded to make it easier to find the proper connection.

Cable

To

Cable Designator

 

 

 

Power Supply

System board, 24-pin

P1

 

 

 

Power Supply

CPU power, 4-pin

P3

 

 

 

Power Supply

1st SATA Hard drive

P4

 

 

 

Power Supply

2nd SATA Hard drive

P5

 

 

 

Power Supply

Diskette drive

P8

 

 

 

Power Supply

2nd Optical drive

P10

 

 

 

Power Supply

1st Optical drive

P11

 

 

 

Cable

To

PCA Designator

 

 

 

Diskette drive

System board

P10, FLOPPY (Black)

 

 

 

1st SATA Hard drive

System board

P60, SATA 0 (Dark Blue)

 

 

 

1st ODD or 2nd Hard drive if

System board

P61, SATA 1 (White)

no ODD present

 

 

 

 

 

2nd or 4th Hard drive if no

System board

P62, SATA 2 (Light blue)

ODD present

 

 

 

 

 

2nd ODD or 3rd HDD if no

System board

P63, SATA 3 (Orange)

ODD present

 

 

 

 

 

Serial port B

System board

P52, COM B

 

 

 

Hood lock solenoid

System board

P124, HLCK

 

 

 

Heatsink fan

System board

P70, CPU FAN

 

 

 

Hood Sensor

System board

P125, HSENS

 

 

 

Front power button/LED

System board

P5, F_PNL

 

 

 

Front I/O USB

System board

P24, FRNT USB (Yellow)

 

 

 

Speaker

System board

P6, SPKR (White)

 

 

 

Front audio

System board

P23, FRTNT AUD, (Black)

 

 

 

Chassis fan

System board

P8, CHASSIS FAN (Red)

 

 

 

 

6–10

433611-001

Service Reference Guide, dx7300