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User Reference and Installation Guide
6-6
© 2006 Microwave Data Systems Inc. All Rights Reserved.
MDS FOUR.9 Series
05-4561A01, Rev. A
Alarm
Affected
Component
Description
LED to
RED
Alarm
Code
Severity
T1/E1
Channel
Alarm Ch x
StdIO (1-16)
OptIO (17-
32)
There is either no cable
detected at the specified E1/T1
channel port on Standard I/O
Card or there is an AIS condition
detected (only for active T1/E1
channels). Fault detection via
polling of LIUs on Standard I/O
card and Optional I/O Card
when installed. Polling interval 2
channels per 1 sec. Report of
this alarm in the
GUI/Syslog/Alarm history shall
indicate whether this is a
disconnect or AIS condition.
Standard
I/O when
1-16
Optional
I/O when
17-32
Turn LED
orange
rather
than RED
51-58
(1-16)
61-68
(17-
32)
Critical
T1/E1 Test
Mode
StdIO
The user has selected a T1/E1
test mode (loopback or Tx
Data). This alarm shall be set
when the user sets the test
mode for any of the T1/E1
channels, and cleared when all
T1/E1 channels are not in
loopback and Tx Data is normal.
N/A
59
Info
BERT/LB/CW
Test Mode
StdIO
This alarm shall be set when the
user enables either BERT,
Loopback, or CW mode, and
cleared when all BERT,
Loopback and CW modes are
disabled.
N/A
69
Info
ODU Fault
Lower
ODU
The ODU has indicated a fault
condition. Fault detection via
polling of ODU or unsolicited
message, if supported. Polling
interval 5 sec. Polling done via
API functional call. Report of this
alarm in the GUI/Syslog/Alarm
history shall indicate the fault
code from the ODU.
N/A
71
Critical
ODU Comm.
Failure Lower
ODU
The IDU is unable to
communicate with the ODU.
This could be a problem with the
ODU or a problem with the cable
connecting the ODU to the IDU.
N/A
72
Critical
Summary of Contents for FOUR.9 Series
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