How to interpret the M500 LEDs

Introduction

This page describes the meaning of the M500 LEDs.

LED	Color	Pattern	Description
Power	Green	Steady	Base station just powered ON and proceeding to IP retrieval Power has been ON and IP is assigned to the base station ON for five seconds after the confirmation of system deregistration
		OFF	Base station is not powered up
		Slow flash	During deskset/handset registration, i.e. subscription mode Power has been ON and DHCP has been enabled, but no IP is assigned to the base station Toggles with the SIP LED for negotiating or checking with provisioning server
		Quick flash	Ready to deregister deskset/handset Toggles with SIP LED for base station/deskset/handset firmware upgrade or configuration import in progress

LED	Color	Pattern	Description
SIP	Green	Steady	All enabled SIP accounts are registered; displayed on a Primary or Single cell base station ON for five seconds after the confirmation of system deregistration
		Slow Flash	During deskset/handset registration, i.e. subscription mode Toggles with the power LED for negotiating or checking with provisioning server
		Quick Flash	Ready to deregister deskset/handset Toggles with the Power LED for base station/deskset/handset firmware upgrade or configuration import in progress
	Red	Slow Flash	At least one enabled SIP account is deregistered; displayed on a Primary or Single cell base station
	Red & Green	Slow Flash	Toggles red and green within the SIP LED for “Primary base” mode during base selection mode
	Orange	Steady	All enabled SIP accounts are registered; displayed on a Secondary base station
	Orange	Slow Flash	At least one enabled SIP account is deregistered; displayed on a Secondary base station

LED	Color	Pattern	Description
LINK	Green	Steady	This base station is connected with deskset(s)/handset(s) and registered base stations (if any) ON for five seconds after the confirmation of system deregistration
		Slow Flash	During deskset/handset registration, i.e. subscription mode This base station is connected with registered base station(s) (if any), but not connected with any registered deskset/handset at the moment
		Quick Flash	Ready to deregister deskset/handset
	Red	Steady	This base station is registered and connected with other base stations, but the M500 system has no record of deskset/handset
		Slow Flash	This base station cannot connected with other registered base station(s) in the same network, whether or not the base station is connected to deskset(s)/handset(s)
		Quick Flash	This base station cannot find the master base unit; or the master base unit is down
	Red & Green	Slow Flash	Toggles red and green within the LINK LED for "Secondary base” mode during base selection mode
	Orange	Slow Flash	This Base station is a standalone base unit that is not registered with any deskset/handset or base station
	Orange & Green	Slow Flash	Toggles orange and green within the LINK LED for “Factory reset without reboot” during base selection mode