Specifications

Chapter 4: Operation
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LMC5207A-R3
board from re-configuring the application module settings (e.g., the status of
features such as LinkLoss, FiberAlert, Force mode, etc.) made via SNMP on any
previous Management Modules.
NOTE
Leave this switch in the NORMAL position during day-to-day operation; the LOCKED
position should only be used when changing the SNMP management board.
The SNMP Management Module can be removed and replaced as necessary.
Refer to the SNMP Management Module manual for complete instructions about
configuration and operation. If an SNMP Management Module is installed, refer
to the LED panel below for indicators of Link, Temperature, Power supply
modules and other functions.
4.1.3 SNMP Management Module LEDs
The SNMP Management Module features several LEDs. The LED functions are:
LNK/ACT
FDX/COL
TEMP
PS
FAN A / FAN B
Glows green when a link is established on
port. Blinks green when data activity occurs.
Glows yellow when port is in Full-Duplex
mode. Blinks yellow when port is operating
in Half-Duplex mode and collisions occur.
Glows yellow when temperature of unit
surpasses a user-defined level.
Glows yellow when one module
malfunctions.
Glows yellow when a fan malfunctions.
4.2 The 6-Slot Rackmount/Desktop Chassis
4.2.1 Alarm Reset, Last Gasp, and Temperature Gauge
The 6-Slot Rackmount/Desktop Chassis supports modular power supply
modules, so that worn parts can be replaced without having to send an entire unit
in for repair. Keeping fans functional ensures that the modules will operate within
their temperature specifications.
Alarm Reset Button
When one power supply module malfunctions, an audible alarm sounds
indicating the loss of the power supply module. To silence the alarm, press the
Alarm Reset Button, located next to the power connector on the power supply
module. If this occurs, remove and replace the power supply module