Cisco Nexus 7000 Series Hardware Installation and Reference Guide
Chassis and Module LEDs
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Table of Contents

Chassis and Module LEDs

Switch LEDs

Supervisor Module LEDs

I/O Module LEDs

NAM-NX1 Module LEDs

Fabric Module LEDs

Power Supply LEDs

Fan Tray LEDs

Chassis and Module LEDs

This appendix lists the Cisco Nexus 7000 Series system LEDs and describes the conditions they indicate for the chassis and each type of module installed in the chassis.

This appendix includes the following sections:

Switch LEDs

Table D-1 describes the switch LEDs that are located on the front of the chassis.

Table D-1 Switch LEDs

LED
Color
Condition

PSU

Green

Power supply units are all operational.

Amber

One of the following problems has occurred:

  • Any power supply unit LED is red.
  • Any power supply unit is down.

FAN

Green

Fan tray modules are all operational.

Amber

At least one fan tray module has a red STATUS LED.

SUP

Green

Supervisor modules are all operational.

Amber

At least one supervisor module has a red STATUS LED.

FAB

Green

Fabric modules are all operational.

Amber

At least one fabric module has a red STATUS LED.

IOM

Green

The modules in the I/O slots are all operational.

Amber

At least one module in the I/O slots has a red STATUS LED.

Supervisor Module LEDs

Table D-2 describes the supervisor module LEDs.

 

Table D-2 Supervisor Module LEDs

LED
Status
Description

STATUS

Green

All diagnostics pass. The module is operational (normal initialization sequence).

Red

The module has detected a slot ID parity error and will not power on or boot up.

or

The module is not fully inserted and does not have a reliable connection to the midplane.

or

The diagnostic test has failed.

Flashing red

The inlet air temperature of the system has exceeded the safe operating temperature limits of the module (a major environmental warning). The module has been shut down to prevent permanent damage. The system will be shut down after two minutes if this condition is not cleared.

or

The module is resetting, and both ejector levers are out.

Off

The module is not receiving power.

ID

Flashing blue

The operator has activated this LED to identify this module in the chassis.

Off

This module is not being identified.

SYSTEM

Green

All chassis environmental monitors are reporting okay.

Amber

At least one power supply has failed or the power supply fan has failed.

Red

The temperature of the supervisor engine major threshold has been exceeded.

Off

The slot has detected a slot ID parity error.

ACTIVE

Green

The supervisor module is operational and active.

Amber

The supervisor module is in standby mode.

PWR MGMT

Green

Sufficient power is available for all of the installed modules.

Amber

Insufficient power is available for all of the installed modules.

MGMT ETH

Green

The management port is operational.

Amber

The management port link has been disabled through the software.

Flashing Amber

The management port link is bad and has been disabled due to a hardware failure.

Off

The module has not detected a signal.

LINK

Green

The module has detected a link.

Off

The module does not detect a link.

ACT

Flashing green

The module is transmitting or receiving.

Off

The module is not transmitting or receiving.

ACT LOG FLASH (Supervisor 1)

LOG FLASH
(Supervisor 2 and 2E)

Green

The log flash CompactFlash or USB disk is being accessed. Do not remove the media until the LED is off.

Off

The expansion flash CompactFlash or USB disk is not being accessed. You can remove the media while this LED is off.

ACT EXPANSION FLASH
(Supervisor 1)

Slot 0
(Supervisor 2 and 2E)

Green

The expansion flash CompactFlash or USB disk is being accessed. Do not remove the media until the LED is off.

Off

The log flash CompactFlash or USB disk is not being accessed. You can remove the media while this LED is off.

CMP MGMT ETH (Supervisor 1 module only)

Green

The management port is operational.

Amber

The management port link has been disabled through the software.

Flashing amber

The management port link is bad and has been disabled due to a hardware failure.

Off

The module does not detect a signal.

CMP STATUS
(Supervisor 1 module only)

Green

All diagnostics pass. The CMP is operational (normal initialization sequence).

Amber

Sufficient power is not available for all modules.

Flashing amber

The diagnostic test has failed.

or

The CMP is not operational because a fault has occurred during the initialization sequence.

Red

The module has detected a slot ID parity error.

Off

The CMP is not receiving power.

LINK
(Supervisor 1 module only)

Green

The module has detected a link.

Off

The module has not detected a link.

ACT
(Supervisor 1 module only)

Flashing green

The module is transmitting or receiving.

Off

The module is not transmitting or receiving.

I/O Module LEDs

Table D-3 describes the I/O module LEDs.

 

Table D-3 I/O Module LEDs

LED
Status
Description

ID

Flashing blue

The operator has activated this LED to identify this module in the chassis.

Off

This module is not being identified.

Status

Green

All diagnostics pass. The module is operational (normal initialization sequence).

Red

The module has detected a slot ID parity error and will not power on or boot up.

or

The module is not fully inserted, and it is not making a reliable connection with the supervisor.

or

The module has failed diagnostic tests and has powered down.

Flashing red

The switch has just been powered on, and the module is resetting.

or

The module is resetting and both ejector levers are out.

or

The module has been inserted during the initialization process.

or

The module could not power up because of insufficient power.

or

An overtemperature condition has occurred. A major temperature threshold has been exceeded during environmental monitoring.

Off

The module is not receiving power.

Link (for each port)

Green

The port is active (the link is connected and active).

Orange

The port is disabled by the operator or is not initializing.

Flashing orange

The port is faulty and disabled.

Off

The port is not active or the link is not connected.

NAM-NX1 Module LEDs

Table D-4 describes the LEDs on the NAM-NX1.

Table D-4 NAM-NX1 LEDs

LED
Color
Condition

STATUS

Green

The NAM is operational.

Orange

Indicates one of the following conditions:

  • The module is booting up and running diagnostic tests.
  • The module is disabled and not in service.
  • The module is shutting down or coming up.

Red

Indicates one of the following conditions:

  • The module is booting up and running diagnostic tests.
  • The module is disabled and not in service.

The module is shutting down or coming up.

Off

The module is powered off.

ID

Blue

Identifies the module.

Off

The module is not being identified.

Sync Link Status

Green

The port is active (link is connected).

Off

The port is not active (link is not connected)

SAS Link Status LED

Green

The port is active (link is connected).

Orange

The port is disabled by the operator or is not initializing.

Flashing orange

The port is faulty and disabled.

Off

The port is not active or the link is not connected.

Fabric Module LEDs

Table D-5 describes the fabric module LEDs.

 

Table D-5 Fabric Module LEDs

LED
Status
Description

Status

Green

All diagnostics pass. The module is operational (normal initialization sequence).

Red

The diagnostic test has failed. The module is not operational because a fault has occurred during the initialization sequence.

or

The inlet air temperature of the system has exceeded the safe operating temperature limits of the card (a major environmental warning). The card has been shut down to prevent permanent damage.

Flashing red

The fabric module has just been inserted and is booting up.

or

An overtemperature condition has occurred and the module has powered down.

or

The power was turned off with a CLI command.

or

The module is resetting and both ejector levers are out.

ID

Flashing blue

The operator has activated this LED to identify this module in the chassis.

Off

This module is not being identified.

Power Supply LEDs

Table D-6 describes the power supply unit LEDs. Depending on the power supply (both AC and DC power supplies), there are 1, 2, or 4 input LEDs. The Output, Fault, and ID LEDs have the same function for both the AC and DC power supply units.

Table D-6 Power Supply LEDs

LED
Color
Condition

Input 1

Green

The AC or DC input voltage is within the valid range.

Off

The AC or DC input voltage is outside the valid range.

Input 2

Green

The AC or DC input voltage is within the valid range.

Off

The AC or DC input voltage is outside the valid range.

Input 3

Green

The DC input voltage is within the valid range.

Off

The DC input voltage is outside the valid range.

Input 4

Green

The DC input voltage is within the valid range.

Off

The DC input voltage is outside the valid range.

Output

Green

The AC or DC output power is within the valid range.

Off

The AC or DC output power is outside the valid range.

Fault

Off

The AC or DC output voltage and power supply unit tests are okay.

Flashing red

Self-diagnostic tests have failed or another power supply failure has occurred.

ID

Flashing blue

The operator has activated this LED to identify this module in the chassis.

Off

This module is not being identified.

Fan Tray LEDs

Table D-7 describes the fan tray LEDs.

Table D-7 Fan Tray LEDs

LED
LED Indication
Condition

STATUS

Green

The fan tray is operational.

Flashing red

One or more fans is running below the threshold speed.
The fan tray is receiving insufficient power.

Off

No power is going to the fan tray.

ID

Flashing blue

The operator has activated this LED to identify this module in the chassis.

Off

This module is not being identified.