Nortel DMS-10 Series Installation, Operation And Maintenance Manual page 79

time. This information should, in turn, be used to determine when block
checks should occur.
To examine the hour boundaries currently assigned, enter the following at the
maintenance terminal:
>AMAHRS (cr)
The system response is:
BLOCK CHECK START xx END yy HOURS, INTERVAL OF zz MINUTES
where: xx - block check start time (hour of the day)
yy - block check end time (hour of the day)
zz - block check interval (in minutes).
The log message is:
NO BLOCK LAST ii MINUTES
To assign or change hour boundaries, enter the following at the maintenance
terminal:
>AMAHRS Start Stop Interval (cr)
where: Start - starting hour (00-23)
Stop
less than 24
Interval- number of minutes between reception of blocks before an
If full time hourly block checks are required, enter 00 for Start, 23 for Stop,
and 1-60 for Interval. If hourly block checks are not required, enter 00 for
Start, 00 for Stop, and 00 for Interval.
Temperature alarm
The temperature alarm is activated when the temperature at the sensor on the
BMC Power Supply exceeds 120
• BMC fan failure
• BMC fan filter not clear; dirt blocking airflow
• Ambient temperature surrounding BMC exceeds 100
The BMC sends a warning signal through a cabled connection to the
Switching System. The Switching System displays the signal either in the
form of an external alarm or other indicator as determined by local practices.
BMC II BISYNC Operation, Administration, and Maintenance Guide BMCB001 and up
Section 060-INDP-111 System Description 2-51
- stopping hour (Start-23) - greater than starting hour but
alarm is generated (1-60).
o
-130
o
F due to:
o
F.