Leds On An 800 Co-Bri Module; Co-Bri Module Leds - AT&T MERLIN LEGEND Reference

Equipment and Operation
Red, green, and yellow LEDs indicate the status of the module (see Table 2-2):
A lit red LED indicates an active alarm on one or more of the eight active
Digital Subscriber Lines (DSLs), or indicates that the module is out of
service.
A lit green LED indicates the module is in a test condition.
A lit yellow LED indicates an active call on the module.
Table 2-2.800 CO-BRI Module LEDs
Initialization Mode
Standby Mode
T e s t
Normal Mode, Off-Hook
Normal Mode, On-Hook
Module or Port Alarm
T e s t
Figure
2-2. LEDs on an 800 CO-BRI
Status
M o d e
M o d e
L E D
R e d
G r e e n
On Off
On Off
O f f O n
Off Off
O f f O f f
On Off
Off On
Module
800 CO-BRI Module
Yellow
Off
Off
O f f
On
O f f
Off
On
2-5