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LEDs on the AC Power Supplies Used in QFX5120 Switches

 

Figure 1 shows the LED on the AC power supply for QFX5120-32C switches.

Figure 1: LED on the AC Power Supply for QFX5120-32C Switches
 LED on the AC Power
Supply for QFX5120-32C Switches
  1
LED
 

Table 1 describes the LED on the AC power supply for QFX5120-32C switches.

Table 1: LED on the AC Power Supply for QFX5120-32C Switches

Color

State

Description

Green

On steadily

The power supply is sending out power correctly.

Blinking

The power supply is in standby mode.

Red

On steadily

An error is detected in the power supply. Replace the power supply as soon as possible. To maintain proper airflow through the chassis, leave the power supply installed in the chassis until you are ready to replace it.

Blinking

The internal fan in the power supply has failed. Replace the power supply as soon as possible. To maintain proper airflow through the chassis, leave the power supply installed in the chassis until you are ready to replace it.

Unlit

Unlit

The power supply is disconnected from power, or the power supply is not receiving power.

Figure 2 shows the LEDs on the AC power supply for QFX5120-48T and QFX5120-48Y switches. Figure 3 shows the LEDs on the AC power supply for QFX5120-48YM switches.

Figure 2: LEDs on the AC Power Supply for QFX5120-48T and QFX5120-48Y Switches
LEDs
on the AC Power Supply for QFX5120-48T and QFX5120-48Y Switches
  1
AC LED (labeled AC)
  3
Fault LED (labeled !)
  2
DC LED (labeled DC)
 
Figure 3: LEDs on the AC Power Supply for QFX5120-48YM Switches
LEDs on
the AC Power Supply for QFX5120-48YM Switches
  1
AC LED (labeled AC)
  3
Fault LED (labeled !)
  2
DC LED (labeled DC)
 

Table 2 describes the LEDs on the AC power supply for QFX5120-48T, QFX5120-48Y, and QFX5120-48YM switches.

Table 2: LEDs on the AC Power Supply for QFX5120-48T, QFX5120-48Y, and QFX5120-48YM Switches

LED Label

Color

State

Description

AC

Green

On steadily

The power supply is receiving power.

Unlit

Unlit

  • The power supply is disconnected from power, or the power supply is not receiving power.

  • The AC power cord might not be installed properly, or the power input voltage might not be within normal operating range.

DC

Green

On steadily

The power supply is sending out power correctly.

Unlit

Unlit

  • The power supply is disconnected from power, or the power supply is not receiving power.

  • The AC power cord might not be installed properly, or the power input voltage might not be within normal operating range.

  • The power supply might have an internal failure.

! (Fault)

Amber

On steadily

An error is detected in the power supply. Replace the power supply as soon as possible. To maintain proper airflow through the chassis, leave the power supply installed in the chassis until you are ready to replace it.