Led Descriptions; Power Supply A/B; Status Leds; Table 2-2. Led Conditions For Active Cards - ADTRAN MX2800 User Manual

LED Descriptions

The MX2800 has LED status indicators for the power supplies, the
DS3 state, the controller cards, and the individual T1s/E1s. These
LEDs are identified as follows:

Power Supply A/B

The PWR LED is active when the unit is on and receiving full
power. The CHK LED is active when the power supply is failing or
is providing low power and needs to be checked.

Status LEDs

The S
provided are
(performance). Different conditions are indicated by the state of the
LED (its color and whether it blinks, alternates color, or is on solid).
The condition descriptions vary depending on whether the LED
represents the active controller card or the controller card on
standby. The following tables provide LED definitions for the active
(Table 2-2) and standby (Table 2-3) cards.
ACT
61200290L1-1
LEDs apply to the two controller cards. The LEDs
TATUS
(active),
ACT

Table 2-2. LED Conditions for Active Cards

LED State
green solid
green/amber alternating
red solid
amber solid
red/amber alternating
red blinking
MX2800 User Manual
Chapter 2. Installation and Operation
, (alarm), and
DS3 ALM
Card Condition
Normal (All OK)
Normal + Console Open
Self Test Failed
Software Update in
Progress
Self Test Failed + Console
Open
Card Failure
PRF
2-13