ECI XDM-300, Руководство по установке и обслуживанию

Страница: 139 / 266

XDM-300 Installation and
Maintenance Manual Equipment Installation
417006-2311-0H3-A00 ECI Telecom Ltd. Proprietary 3-81
|
Bay alarm indications . The xRAP-100 includes four alarm indicators, one
for each alarm severity. When alarms of different severities are received
simultaneously, all the corresponding alarm indicators light.
A buzzer is activated whenever a Major or Critical alarm is present in
XDM shelves connected to the xRAP-100.
|
Connection of alarms from up to four XDM shelves. Up to four alarm
inputs and two alarm outputs are available for each shelf.
The following figure shows the front panel of the xRAP-100. The following
table lists the functions of the front panel components.
POWER ON CRITICAL MAJOR MINOR WARNING
xRAP-100
SOURCE A SOURCE B
1 2 3 4 5 6 7 8
Figure 3-54: xRAP-100 front panel
Table 3-7: xRAP-100 front panel component functions
No. Designation Function
1 SOURCE A Translucent cover for the four circuit breakers (designated
SHELF 1, SHELF 2, SHELF 3, SHELF 4 - one per DC
output connector). These circuit breakers are used as
ON/OFF power switches and overcurrent protection for the
DC power source A.
2 Buzzer Operates when at least one unacknowledged Major or
Critical alarm is present in the shelves connected to the
xRAP-100.
3
POWER ON
(TEST) Pushbutton with green indicator, which lights whenever at
least one DC power source is connected to the xRAP-100.
Pressing the pushbutton activates the buzzer and turns on the
indicators for test purposes.
4 CRITICAL Red indicator, lights when the severity of an
unacknowledged alarm in the shelves connected to the
xRAP-100 is Critical.