Controls and Indicators
WinLink User and Installation Guide
Version 1.750
4-59
Figure
4-1: IDU-E Front Panel
The following table describes the indicators:
Table
4-1: Front Panel LEDs
Name Color
Function
PWR
Green
ON –Power supply is ON (IDU-E only)
IDU
With Ethernet only
With TDM
Green
Green
Orange
Red
ON – IDU operational
ON – During power-up only
ON - During power-up only
ON – Failure
ODU Green
Red
ON – ODU-to-IDU communication link is operating
ON – ODU-to-IDU communication link is disrupted
LINK Green
Orange
Red
ON – Wireless link is synchronized
ON – During installation mode only
ON – Wireless link lost synchronization
SERVICE Green
Orange
Red
ON – E1 or T1 line is synchronized
ON – Alarm detected at the remote interface
ON – Local or Remote loopback
ON – Alarm detected at the local interface
ODU/LAN Indicators
The ODU/LAN and TDM connectors (IDU-E rear panel, IDU-C front
panel) have LED indicators that show the operating status. The
following tables describe the indicators.
Table
4-2: ODU/LAN LEDs
Name Color Function
Location
LINK
Green
On – Good Ethernet link integrity
ODU/LAN
connectors
ACT
Orange
Blinks according to the Ethernet
traffic
ODU/LAN
connectors
