Chapter 1 Before Turning on the PowerComputer module C2PU37 User’s Manual4Dedicated LED LEDs to indicate the CPU and HDD operating status.RUN (green)Indicates the operating status of the watchdog timer (WDT).• When WDT is activeON: WDT timeout has not occurredBlink: WDT timeout has occurred(Alternating interval is the WDT timeout interval set by the user)• When WDT is not usedBlink at approximately 1 second intervalGeneral LEDs 1 - 4HDD (green) Hard disk drive (HDD) access lamp. Turns ON when the internal hard diskdrive is operating.General LEDs 1-4(Green/Red: 2 colors x 4) Switches to perform standalone initialization of the module.Push button switches Switches to perform standalone initialization of the module.RST Switch to perform hardware reset of the module.INZ Switch to shut down Windows and restart.Dedicated LEDGeneral LEDPush buttonswitch