home

Networking

NetworkingStorageSoftwareSupport and Services
NetworkingStorageSoftwareSupport and Services

Celestica Documentation Portal

Find your product documents here

Show Contents

thumbnailNetworking

Hardware Description

LEDs

LED behavior and status indications for system, port, and power supply components.

Table 1. LED Status Types

System Status LEDs

Four bi-colored LEDs on the front of the unit indicate overall system status (FAN, PSU, ALM, SYS)

RJ45 Network Ports

Each port supports two LEDs to indicate link, traffic, and PoE status

QSFP28 Uplink Ports

Each port supports four bi-colored LEDs to indicate link and traffic status

RJ45 / SFP Combo

Management Ports

RJ45 port supports two LEDs to indicate link and traffic status

SFP port supports one LED to indicate link and traffic status

PSUs

Each power supply supports a single bi-colored LED to indicate status

Table 2. System Status LED Descriptions
Indicator LEDSignStateDescription
Power StatusPWR / PSUGreen SolidBoth PSUs operating normally
Amber SolidOne PSU abnormal or lost input
OffSystem is powered off
Fan StatusFANGreen SolidAll fan modules operating normally
Amber SolidOne or more fans abnormal
OffSystem is powered off
Alarm StatusALMGreen SolidNo alarm active
Amber SolidCritical alarm
Amber 4Hz BlinkingMajor alarm
Amber 1Hz BlinkingMinor alarm
System StatusSTATAlternating Green/Amber 1HzSystem operating normally
Table 3. Network Port LEDs
Indicator LEDDescription

Indicator LED

Description

Combo RJ45

Management Port

1x bi-color Green/Amber LED on the left side and one green LED on the right side.

  1. Use the left side dual-color LED to indicate the Link status:
  1. Port link active in 1000M mode: Green On
  2. Port link active in 10/100M mode: Amber On
  3. Port link down: LED Off
  1. Use the right-side single-color LED to indicate the Activity status:
    1. Port link active and there is traffic: Green blinking
    2. Port has no traffic: LED off

Combo SFP

Management Port

1x i-color Green/Amber LED for SFP port.

  1. For port link at GbE mode:
    1. Port link up: Green ON
    2. Port link activity: Green Blink
    3. Port link down: LED Off
  2. For port link at 10/100MbE mode:
    1. Port link up: Amber ON
    2. Port link activity: Amber Blink
    3. Port link down: LED Off

QSFP28 Port

4x Bi-color Green/Amber LED for each SFP28 port.

  1. For the port link at 25GbE mode:
    1. Port link up (1x100G): LED #1 Green ON
    2. Port link up (2x50G): LED #1 and #3 Green ON
    3. Port Link up (4x25G): LED #1-4 Green ON
    4. Port link activity: Green Blink (Respective ON LEDs)
    5. Port link down: LEDs Off
  2. For port link at 1/10GbE mode:
    1. Port link up (1x40G): LED #1 Amber ON
    2. Port link up (2x20G): LED #1 and #3 Amber ON
    3. Port Link up (4x1G/10G): LED #1-4 Amber ON
    4. Port link activity: Amber Blink (Respective ON LEDs)
    5. Port link down: LEDs Off

RJ45 Data Ports

10GBase-T, based on RJ45 physical interface.

One Bi-color Green/Amber LED on the left side and one Bi-color Green/Amber LED on the right side.

  1. Use the left side dual-color LED to indicate link status:
    1. Port link active in 10G mode: Green On
    2. Port link active in >10G mode: Amber On
    3. Port link is down: LED Off
  2. Port has no traffic: LED off

PSU LEDs

Table 4.
Rear Panel SignStateDescription

550W PSU Module

P-1/P-2

Green LED on

PSU output ON and OK

Amber LED on

PSU failure or

AC in power lost, but a second power is powered

Off

PSU module is powered off

Last updated: October 30, 2026