Table 6: SFP+ Port LED Indication
IndicationLED StateLED
Link up in 10G/1GGreenLabeled same as the SFP port
number
Activity in 10G/1GBlinking Green
Fault/Error/Link downAmber
Administratively downOff
RJ-45 LEDs
There is only one LED on each RJ45 port on the fixed slot (slot 0/0) and this indicates only the link or speed
status. There is no LED to show the Duplex state. However, there are two LEDs for IM RJ45 ports and they
indicate the Link and Duplex state.
Table 7: RJ-45 LED Indication
IndicationLED State
Link up in 10/100/1000Base-TGreen
Activity in 10/100/1000Base-TBlinking Green
Fault/Error/Link downAmber
Administratively downOff
Power Supply Unit LEDs
Each power supply unit has a corresponding LED on the front panel.
Table 8: PSU LED Indication
Power Supply ConditionFAIL LEDPower LED
Power Supply ON; valid
input/output
OffGreen
PSU Warning due to OCP, OTP,
UV, OV, OP, abnormal fan
operation
PSU continues to operate
Red 1Hz blinkingYellow 1Hz blinking
Cisco ASR-920-12SZ-IM Aggregation Services Router Hardware Installation Guide
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Cisco ASR 920 Series Aggregation Services Router Overview
LED Indicators