Huawei ATN 950B Hardware Description page 27

ATN 950B Multi-service Access Equipment
Hardware Description
Table 2-6 Indicators for the monitoring module
Indicat
or
RUN
ALM
Interfaces
Table 2-7
Table 2-7 Interfaces on the front panel of the EPS30-4815AF
Interface Numb
Name er of
Interfa
ces
AC INPUT 1
RS232/RS485 2
COM 1
LOAD1 1
LOAD2 1
Issue 03 (2012-07-23)
Indicatio Color
n
Running Green
indicator
Alarm Red
indicator
lists types and usage of the interfaces on the front panel of the EPS30-4815AF.
Interface Description
Type
- 220 V AC power input
interface
RJ-45 RS232/RS485
communication interfaces.
The monitoring module
communicates with the
equipment, reports alarms,
and implements remote
control through these
interfaces.
The interface on the left is the
active interface and the
interface on the right is the
standby interface. The active
and standby interfaces cannot
be used at the same time.
DB50 The monitoring module is
connected to various sensors
through the COM interface.
- Output interface for load 1
- Output interface for load 2
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Normal Abnorm
State al State
Blinking Off
regularly
Fast
blinking
Off On
Remarks
-
Reserved interfaces
Reserved interface
LOAD1 and LOAD2 provide DC
power for two PIUs. For how to
connect the load interfaces to the
PIUs, see the ATN 950B Installation
Guide.
2 Power Supply System
Cause of Exception
The monitoring module is
running abnormally.
Abnormal communication
The EPS30-4815AF reports an
alarm.
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