ADTRAN 4200659L1 User Manual
Page 46
Chapter 2. Installation and Operation
2-16
MX2800 User Manual
61200659L1-1
Table 2-4. T1/E1 LED Conditions
LED State
T1/E1 Condition
Active
Card
green solid
Normal (All OK)
off
Disabled
red blinking
LOS
red flash (once per
event)
Single/Burst CV
red/green alternating
XCV Threshold Exceeded
amber solid
In Test (Local)
amber blinking
In Test (Remote)
red/amber alternating
In Test + Alarm
Standby
Card
off
Normal (All OK) or
N/A (in the case of E1 con-
figuration)
red blinking
T1/E1 Failure