User's Manual

Installation Guidelines CMA-438-AEN Page 17
Draft
Port Description
PSM Power Connector Model dependant:
AC models – AC connector connected to power source using provided AC power
cable only
DC models - two types of terminal block connectors:
• CLASS2 (default) – two “DC In” 8-pin terminal block connectors for remote feed:
one pair for each PAM ( total of five pairs) and one pair for the FAM+OPTM; one
RSV pair
• CLASS1 – one “DC-In” 2-pin terminal block for local plant feed
Exp. UL/DL
SMA RF ports for UL and DL connections to add-on unit (supporting any band
across the supported spectrum: 300 MHz to 3 GHz)
List. Mode N/A
OPTIC LC APC port for single-mode fiber optic connection
MGMT RJ45 Ethernet connection for MRU local management connection
External Alarms DB-9 female external alarm connector for external dry contact alarm connections
Exp. RJ45 Ethernet connection for Add-On local craft
Table 2-1. MRU Interface Ports
LED
Description
PWR
Steady green:
Required power is supplied to MRU chassis
Off:
No power input detected
RUN Blinking
green:
Unit is running and operational
Rapid blinking
green:
“Identify” feature has been enabled via the management GUI
Off:
No power inpout detected
STS
Steady green:
Normal operation; overall status OK
Steady red:
Indicates generated alarm in unit
Blinking red:
“Over temperature” alarm active.; Indicates temperature has exceeded
threshold (with door open)
Note: Temperature alarm is set as first priority and overrides any other alarm
indicator.
FAM
Steady green:
All four fans are operating at normal speed (fan alarms clear)
Steady red:
Fault detected in at least one fan (fan alarm set)
LINK
Steady green:
Optical link level from optical module above normal threshold
Steady red: Optical link level is lower than normal threshold
(PAM)
Steady green:
Power and status of power amplifier module OK. No alarms active.
Steady red:
One or more alarms are active.
Table 2-2. MRU LED Descriptions