Comtech EF Data CRS-400 - Manual (Page 54)

CRS-400 1:8 Redundancy Switch Revision 0
Remote Control MN/CRS400.IOM
38
3.3 LED I
NDICATORS
Table 3-1 describes the three LEDs at the top left of the front panel. These LEDs reflect
the condition of the switch itself.
Table 3-1 Switch LED Indicators
LED Color Condition
Red A Switch Fault exists Example: PSU fault or COMMS failure
Unit
Status
Green No Switch Faults
Off No Stored Events, Auto Switching On
Orange
Stored Events exist for the switch. Solid Orange or Off indicates switch is
in Auto mode.
Stored
Event
Orange
Flashing
Switch is in Manual mode.
Off
Switch is in Local Mode, remote monitoring is possible, remote
configuration control is not allowed
Remote
Orange
Switch is in Remote Mode, configuration changes are disabled via the
front panel keypad
The front panel contains 3 LEDs (Status, On Line, Bridge) for each traffic modulator and
demodulator connected to the rear of the switch, and 2 LEDs (Fault, On Line) each for
the redundant modulator and demodulator. All of these LEDs are described in Table 3-2.
Table 3-2 Transmit and Receive Traffic Mod/Demod LED Indicators
LED Color Condition
Red A Unit Fault exists
Green No Unit Fault
Orange TMI is installed but Unit not active
Status
Off TMI is not installed
Green The Unit is On Line, and ready to carry traffic
On line
Off The Unit is Off Line (standby) - forced by the Switch
Orange
(or Yellow)
Unit is currently being Bridged by Redundant Unit
Bridge
Off Unit is not being Bridged