What do lights on Fibre Box (ONT) says?

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Have you noticed lights on your Fibre Box (ONT) turn into different colours?

The Fibre Box as known as ONT (Optical Network Terminal) is a device connected to the fibre network outside your property. You can usually find this device in your garage or a network data cabinet on the wall. There are various fibre network providers; Chorus, Enable, TFF, Northpower depend on where you live. Each different fibre network providers use a different Fibre Box (ONT) device.

Please use our self-help below to learn more about Fibre Box (ONT).

Chorus ONT (Model Type 100 & 200)

For more information, please go to https://www.chorus.co.nz/q/model-type-200
The below table is based on the Chorus ONT Model Type 100 & 200.
If you can't see the below image file, please click here to see the PDF file instead.

Chorus ONT (Model Type 300)

For more information, please go to https://www.chorus.co.nz/q/model-type-300
The below table is based on the Chorus ONT Model Type 300.
If you can't see the below image file, please click here to see the PDF file instead.

Chorus ONT (Model Type 400)

For more information, please go to https://www.chorus.co.nz/q/model-type-400
The below table is based on the Chorus ONT Model Type 400.
If you can't see the below image file, please click here to see the PDF file instead.

Enable / TFF / NorthPower ONTs

If you can't see the below image file, please click here to see the PDF file instead.

What's Next

My Fibre Box (ONT) power cable is missing or damaged. Can I order a new one?

COLOUR	POWER	OPTICAL	ALARM	LAN 1-4	POTS	UPDATE
No light	No power on the ONT.	No active Fibre service on the line.	N/A	No connection detected. Please check a wired connection up to WAN port on your router.	N/A	N/A
Red	Operating from battery not mains power.	Problem with your service. Please contact us.	ONT has failed. Please contact us.	N/A	N/A	Software download failure to ONT. Please contact us.
Green	Good ONT is connected.	Good Fibre service is active.	No alarm. Everything is working fine.	N/A	N/A	ONT software update is underway.
Green & flashing	N/A	Good Fibre service is active and in use.	N/A	N/A	N/A	N/A
Orange	N/A	N/A	N/A	Good Internet is connected.	N/A	N/A
Orange & flashing	N/A	N/A	N/A	Good Internet is connected and in use.	N/A	N/A

COLOUR	POWER	GPON	LOS	LAN 1-4	TEL	WPS	WLAN 2.4G	WLAN 5G	USB	INTERNET
No light	No power on the ONT.	In a transition state. Wait for 2 mins until the light turns to solid green.	N/A	No connection detected. Please check a wired connection up to WAN port on your router.	N/A	N/A	N/A	N/A	N/A	N/A
Red	N/A	N/A	Problem with your ONT connection. Please contact us.	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Red & flashing	N/A	N/A	Problem with your ONT connection. Please contact us	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Green	ONT is connected.	Fibre service is active.	N/A	Good Internet is connected.	N/A	N/A	N/A	N/A	N/A	N/A
Green & flashing	ONT is performing a self-test on start-up.	N/A	N/A	Good	N/A	N/A	N/A	N/A	N/A	N/A
Orange	Orange	Orange	Orange	Internet is connected and in use.
Orange & flashing	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A

Colour	POWER	LINK	AUTH	LAN1-4	TEL	WPS	INTERNET	WLAN 2.4G	WLAN 5G	VoIP
No light	No power on the ONT.	Wait for 2 mins until the light turns to solid green.	ONT is not authorized. There could be a problem with the equipment.	No connection detected. Please check a wired connection up to WAN port on your router.	N/A	N/A	N/A	N/A	N/A	N/A
Red	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Green	Normal. ONT is connected.	Fibre service is active.	ONT is authorized on the network.	Internet is connected.	N/A	N/A	N/A	N/A	N/A	N/A
Green & flashing	ONT is performing a self-test on start-up.	N/A	ONT is processing authorizing on the network.	Internet is connected and in use.	N/A	N/A	N/A	N/A	N/A	N/A
Orange	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Orange & flashing	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A

COLOUR	POWER	PON	LOS	LAN 1-4	TEL1	TEL2
No light	No power on the ONT.	No active Fibre service. Please contact us.	N/A	No connection detected. Please check a wired connection up to WAN port on your router.	N/A	N/A
Red	N/A	N/A	Problem with your ONT connection. Please contact us.	N/A	N/A	N/A
Red & flashing	N/A	N/A	Problem with your ONT connection. Please contact us.	N/A	N/A	N/A
Green	ONT is connected.	Fibre service is active.	N/A	Internet is connected.	N/A	N/A
Green & flashing	N/A	Good Fibre service is active and in use.	N/A	Internet is connected and in use.	N/A	N/A
Orange	N/A	N/A	N/A	N/A	N/A	N/A
Orange & flashing	N/A	N/A	N/A	N/A	N/A	N/A