Chapter 3 Operation Installation and Operation Manual
3-2 Controls and Indicators IPmux-11 Ver. 2.00
Table 3-1. IPmux-11 LEDs and Controls
Name Type Function Location
PWR Green LED ON – Power is ON Front panel
ALM Red/yellow
LED
ON (red) – Active alarm is stored in the log file
ON (yellow) – An alarm is present in the log file
OFF – No alarms are stored in the log file
Front panel
E1 SYNC Red/green
LED
ON (green) – E1 link is synchronized
ON (red) – E1 link has lost synchronization
OFF – E1 link is disabled
Front panel
T1 SYNC Red/green
LED
ON (green) – T1 link is synchronized
ON (red) – T1 link has lost synchronization
OFF – T1 link is disabled
Front panel
ETH
LINK/ACT 1
Green LED ON – Network Ethernet link is OK
Blinks – Data is being transmitted and received on the network
Ethernet link
Front panel
ETH
LINK/ACT 2
Green LED ON – User Ethernet link 1 is OK
Blinks – Data is being transmitted and received on the user
Ethernet link 1
Front panel
ETH
LINK/ACT 3
Green LED ON – User Ethernet link 2 is OK
Blinks – Data is being transmitted and received on the user
Ethernet link 2
Front panel
EXT CLK Red/green
LED
ON (green) – IPmux-11 is configured to external clock and valid
clock input is detected
ON (red) – IPmux-11 is configured to external clock and no valid
clock input is detected
OFF – IPmux-11 is not configured to external clock or the unit is
off
Rear panel
SET DEF Button Restores default values Rear panel