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4. CHECKING THE HARDWARE STATUS
4.4 Status Display Digital LEDs Function
4.4.1 Overview
When an event that must be reported to a user such as hardware failure occurs, this function
notifies the event to a user by displaying a status code on the status display digital LEDs
located on the front of this equipment. Using this function, a user can know an event such as
hardware failure occurred.
In addition, a user application can output any status code on the status display digital LEDs
by using library functions. The LED output consists of 2-digit hexadecimal code and status
indication LEDs.
①
②
③
Figure 4-8 Status Display Digital LEDs
4-14
The system status is displayed
in two-digit hexadecimal code.
Status indication LEDs
①: RAS status
②: Application status
③: BIOS status
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