Leds - NEC N8800-162F User Manual

General Description 2-15

LEDs

System POWER LED
When one of the power of CPU/IP modules is ON, the LED illuminates in green. The LED goes off
when both powers of CPU/IO module are OFF.
System FAULT LED
When one of the CPU/IO modules has an error, the LED illuminates in amber. Details can be
confirmed by checking EXPRESSSCOPE. The LED illuminates in amber when it cannot identify
which one of the CPU/IO modules has an error.
System FT LED
This LED displays the device status. The LED illuminates in green when operating under duplex
condition. The LED goes off if it's not duplex. The LED illuminates in green when executing Active
Upgrade.
System ID LED
The system ID LED illuminates in blue on the front bezel if pressing UID switch when there are
multiple devices installed on one rack. This enables to identify the device to be maintained. This
LED blinks in blue when there are device identification requests remotely.