Table 1-4. Mx2820 Sts-1 Mux Front Panel Leds; Sts-1 Mux Front Panel Leds - ADTRAN MX2820 System Manual

STS-1 MUX Front Panel LEDs

Table 1-4 provides a description of the front panel LEDs.

Table 1-4. MX2820 STS-1 MUX Front Panel LEDs

LED State
LED Status for Active MUX
Green
ACT
Alternating Green/Amber
Red
Amber
Alternating Red/Amber
Flashing Red
Green
ALM
Red
Flashing Red
NET STAT Green
Red
Flashing Red
Red (Flashing 1 sec per
event)
Off
NET TEST
Amber
Off
DS1 STAT
Green
Red
Flashing Red
Red (Flashing 1 sec per
event)
Alternating Red/Green
Off
DS1 TEST
Amber
Amber (Flashing)
61186003L1-1D
Section 1, System Description - System Components
Description
Normal (all OK)
Normal and console open
Self-test failed
Software update in progress
Software update in progress and console open
STS-1 MUX Module has failed
No critical, major, or minor alarms
Major or minor alarm in progress
Critical alarm in progress
Normal (STS-1 OK)
AIS or LOF alarm
STS-1 LOS, LOP, or STS-1 failure (critical)
Single/Burst STS-1 code violations
No STS-1 tests in progress
In test (locally originated)
All DS1s are disabled
Enabled DS1s normal (all OK)
Noncritical DS1 alarm (CAIS, LAIS)
LOS on an enabled line (critical DS1 alarm; noncritical
system alarm)
Single/Burst RX DS1 code violation
DS1 XCV threshold exceeded
No DS1 tests in progress
In test (locally originated)
In test (remotely originated)
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