10 IntroductionTable 1-1: Front Panel I/O Connector Legend1.5.1 Power ButtonThe power button is a non-latched push button with a blue LEDindicator. System is turned on when the button is depressed, andthe power LED lights. If the system hangs, depress the button for5 seconds to turn off the system completely.1.5.2 LED IndicatorsIn addition to the LED of the power button, three LEDs on the frontpanel indicate the following.Table 1-2: LED Indicators1.5.3 Reset ButtonThe reset button executes a hard reset for the MXC-6000 seriescontroller.1.6 Digital I/O ConnectorThe MXC-6000 controller features an onboard isolated digital I/Ocircuit with a 68-pin VHDCI (Very High Density Cable Intercon-F Dual Gigabit Ethernet N PCIG CompactFlash O MXC-6101 PCIMXC-6201 PCI express x4H COM port x4 I DVI-ILED indicator Color DescriptionWatchdog (WD) YellowIndicates watchdog timer status. Whenwatchdog timer starts, the LED flashes.When the timer is expired, the LEDremains lit..Hard disk drive(HD) OrangeIndicates the HDD operating state.When the SATA hard drive or CF card isactive, the LED indicator flashes.CompactFlashcard (CF) GreenIndicates the operating state of the CFcard on the front panel. The LEDindicator flashes when CF card is active.