User Guide

Chapter 1 Before Turning on the Power
Computer module C2PU37 Users Manual
4
Dedicated LED LEDs to indicate the CPU and HDD operating status.
RUN (green)
Indicates the operating status of the watchdog timer (WDT).
• When WDT is active
ON: WDT timeout has not occurred
Blink: WDT timeout has occurred
(Alternating interval is the WDT timeout interval set by the user)
• When WDT is not used
Blink at approximately 1 second interval
General LEDs 1 - 4
HDD (green)
Hard disk drive (HDD) access lamp. Turns ON when the internal hard disk
drive 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 LED
General LED
Push button
switch