HP Pro 3400

System Board Drive Connections – Model 3405 shown
System Board Connector System Board Label Color
SATA1 SATA1 dark blue
SATA2 SATA2 white
SATA3 SATA3 light blue
SATA4 SATA4 orange
Media Card Reader F_USB2 white
System Board Drive Connections (HP Pro 3505)
Drives 67