ADTRAN 4200659L8 Switch User Manual


 
Chapter 4. Status
4-6 MX2800 STS-1 User Manual 61200659L1-1
with the exception of the
S
WITCHED
condition (which is cleared
manually).
To clear the
S
WITCHED
condition, select
A
CKNOWLEDGE
A
LARMS
(ACO)
or push the
ACO
button on the front panel. See the sections
ACO Buttons on page 2-12 and Acknowledge Alarms (ACO) on
page 4-12 for more information. Possible alarm types are listed in
the following chart:
Card A/Card B
These fields display the current state of the two controller cards.
Possible states for the controller cards are listed in the following
chart:
Condition Description
Supply Failure A power supply card has failed.
Card Failure A controller card is not passing data.
Excessive
Switches
The
M
AX
S
WITCHING
T
HRESHOLD
has been
exceeded. See
Max. Switch Threshold
on page
3-6.
Switched A card switch has occurred.
Condition Description
Not Installed No controller card is installed in this slot.
Stand By The controller card is ready to pass data, but is
currently acting as a backup card.
Active The controller card is acting as the primary card.
Failure The controller card has failed and needs to be
replaced.