home

Networking

NetworkingStorageSoftware
NetworkingStorageSoftware

Celestica Documentation Portal

Find your product documents here

Show Contents

thumbnailNetworking

DS4000/DS4001

Status LEDs

The front panel of the DS4000/DS4001 has four status indication LEDs that are described in the following table.

Table 1. Front Panel Status LEDs
Indicator LEDFront Panel SignLED StateMeaning
SystemSYSGreen/Amber - Alternate blinkingNormal operation
OffNo power to system
AlarmALMGreen OnNo alarm
Amber OnCritical alarm
Amber 1Hz blinkingMinor alarm
Amber 4Hz blinkingMajor alarm
Power Supply UnitPSUGreen OnAll PSUs operating normally
Amber OnOne or more PSUs absent or operating abnormally
OffNo power to system
FanFANGreen OnAll fans operating normally
Amber OnOne or more fans absent or operating abnormally
OffNo power to system

The DS4000/DS4001 has additional status LEDs on the rear panel, which are described below.

Table 2. Rear Panel Status LEDs
Indicator LEDRear Panel SignLED StateMeaning
Fan moduleFAN1 / FAN2 / FAN3 / FAN4 / FAN5 / FAN6 / FAN7GreenAll fans operating normally
AmberFan(s) operating abnormally
OffFan absent
PSU moduleP-1 / P-2GreenAll PSUs operating normally
RedPSU error(s) detected
OfPSU off

Port Indicator LEDs

Table 3. Port Indicator Lights
Indicator LEDLED StateMeaning
Ethernet port active (left)Green onPort link active at 1000Mbps mode
Amber onPort link active in 10/100Mbps mode
OffPort link down
Ethernet port active (right)Green blinkingPort link active with traffic
OffPort has no traffic
QSFP+Green onPort link up at 10Gbps mode
Green blinkingPort link activity at 10Gbps mode
Amber onPort link up at 1000Mbps mode
Amber blinkingPort link active at 1000Mbps mode
OffPort link down
RJ45Green onPort link active up 1000Mbps mode
Green blinkingPort link active at 1000Mbps mode
Amber onPort link up at 10/100Mbps mode
Amber blinkingPort link active in 10/100Mbps model
OffPort link down

Last updated: September 17, 2025