System-board internal cable connectorsThe following illustration shows the internal connectors on the system board.Hard disk drivebackplanesignal (J92)Power backplane(J72)Tape drive power(J100)Front USB (J80)Front video (J51)InternalUSB (J82)CD/DVD signal (J37)CD/DVD power (J12)Operator panel (J50)SATA tape drivesignal (J102)IPMB connectorChapter 2. Installing optional devices 19