Specifications

Chapter 3 Operation FibeAir 4800 Installation and Operation Guide
3-2 FibeAir 4800 Installation and Operation Guide
3.2 Controls and Indicators
IDU Front Panel Indicators
The front panel of the IDU and IDU-E includes a series of LED indicators that
show the operating status of the unit. Figure 3-1 shows the IDU front panel,
Figure 3-2 shows an IDU-E front panel. Table 3-1, Table 3-2, and Table 3-3
describe the indicators.
Figure 3-1. IDU-E Front Panel
Figure 3-2. Typical IDU-C Front Panels
Table 3-1. Front Panel LEDs
Name Color Function
PWR Green ON –Power supply is ON (IDU-E only)
IDU Green
Orange
Red
ON – IDU operational
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
AIR I/F Green
Orange
Red
ON – Wireless link is synchronized
ON – During installation only
ON – Wireless link lost synchronization
SERVICE Green
Orange
ON – E1 or T1 line is synchronized
ON – Alarm detected at the remote interface