Avaya 03-300686 Manuel D’Utilisation

The four SPAN LEDs indicate the status of the four T1/E1 facilities. A SPAN LED is in one of the 
following states:

●

Solid on yellow: Facility is operational and alarm free.

●

Blinking yellow for 2 seconds, off 0.1 seconds: Facility is operational and alarm free AND is 
carrying the control channel (facility A or B only).

●

Solid on red: Facility is alarmed.

●

Solid off: Facility is not administered or has been busied out.

solid on

DS1 Converter active. This is the normal state for an active DS1 

Converter.

solid off

DS1 Converter standby. This is the normal state for a standby 

DS1 Converter in critical reliability configurations (duplicated 

PNC).