Figure 5-7. Scu Status Screen; Table 5-1. Scu Alarm Status Screen, External Inputs; Scu Alarms; External Inputs - ADTRAN MX2820 System Manual

SCU ALARMS

View the status of SCU alarms by selecting the following options:
• Select
S C
YSTEM ONTROLLER
• Select , from the System Controller menu, and press
S
TATUS
• Return to the MX2820 Main Menu, by pressing
Figure 5-7 shows the SCU Status screen. The following subsection describes the fields in the
External Inputs section.
Shelf: 1
Unacknowledged Alarms:

External Inputs

The External Inputs section provides the status of environmental alarm connections on the
backplane of the MX2820. A description of these is provided in

Table 5-1. SCU Alarm Status Screen, External Inputs

Input Name Severity
Ext ACO N/A
AUX #1, #2 User Definable
AUX #3A User Definable
61186003L1-1D
, from the MX2820 Main Menu, and press
ADTRAN MX2820 System
None
Status
Hardware
Ethernet Link : Up
Alarm Relays
Critical Inactive
Major Active
Minor Inactive
External Inputs Status
Ext ACO Inactive
AUX #1 INPUT Inactive
AUX #2 INPUT Inactive
AUX #3A INPUT Inactive
AUX #3B INPUT Inactive
PWR Bus A Active
PWR Bus B Inactive

Figure 5-7. SCU Status Screen

Description
The Alarm Cutoff acknowledges any unacknowledged alarms.
These alarms are user definable alarms. The severity as well as
the description string can be modified.
When acting as a fan alarm, this input will generate a solid
alarm signal which indicates a complete failure of the fan mod-
ule.
Section 5, User Interface Guide - UIG-510, Status
E
.
E
NTER
until the menu appears.
E
SC
04/21/04 23:09
TID: HTVLALEXD16
LEDs
ACT : Grn/Ylw
ALM : Red
Level
N/A
MAJOR
MAJOR
MAJOR
MAJOR
MAJOR
MAJOR
'?' - System Help Screen
Table 5-1.
.
NTER
5-19