Simplex 4100ES-S1 - SPS LED Indications; Status Leds

4-5
SPS LED Indications
The SPS has the following LEDs:
LED1 (yellow). Illuminates when NAC 1 is ON or in Fault.
LED2 (yellow). Illuminates when NAC 2 is ON or in Fault.
LED3 (yellow). Illuminates when NAC 3 is ON or in Fault.
LED4 (yellow). Illuminates to indicate a communications loss with the system CPU;
normally off.
LED5 (yellow). Indicates IDNet status. Normally off.
 Slow blink: Class A open circuit Fault.
 Fast blink: Short circuit Fault.
 On steady: No devices detected/ channel failure.
LED6 (yellow). Indicates power supply status. Normally off.
 Single blink: Positive earth fault.
 Double blink: Negative earth fault.
 Triple blink: Battery Fault.
 Quadruple blink: Charger Fault.
 On steady: Overcurrent fault.
LED7 (green). Illuminates when the power supply is powered from the AC line. Off
when the power supply is de-energized, or when it is using battery backup power.
Status LEDs