Specifications

Installation and Operation Manual Chapter 3 Operation
Airmux-200 Ver. 1.750 Controls and Indicators 3-3
WAN/LAN Indicators
The WAN/LAN and TDM connectors (IDU rear panel, IDU-E front panel) have LED
indicators that show the operating status.
Table 3-2 and Table 3-3 describe the
indicators.
Table 3-2. WAN/LAN LEDs
Name Color Function Location
LINK Green On – Good Ethernet link integrity WAN/LAN
connectors
ACT Yellow Blinks according to the Ethernet traffic WAN/LAN
connectors
Table 3-3. TDM Traffic Indicators
Function Green LED Red LED
OK On Off
AIS Off On
LOS Off On
Loopback On Blinking
Normal Indications
After turning on Airmux-200, the PWR LED in the IDU front panel lights to indicate
that Airmux-200 is on.
Table 3-4 shows the correct status of the indicators at
power-up.
Table 3-4. Airmux-200 Indicators at Startup
Indicator Color Status
PWR Green ON (IDU only)
IDU Orange
Green
ON for short duration during startup
ON during normal operation
ODU Green ON shows normal operation
LINK Orange
Green
ON for short duration during startup
ON shows normal operation
SERVICE Green ON shows normal operation
OFF when Service is configured for Ethernet only
If the above LED indications do not appear following initial power turn-on, see
Chapter 5 for diagnostic test instructions.