Specifications

Chapter 5 Diagnostics and Troubleshooting Installation and Operation Manual
5-14 Troubleshooting Airmux-200 Ver. 1.750
5.8 Troubleshooting
Use Table 5-7 and Table 5-7 to diagnose any faults in the system.
Table 5-6. Troubleshooting
Symptom Remedy
Verify that AC power is connected to the IDU. No power
Verify that the ODU cable is properly wired and connected.
Complete the installation procedure from the management
software.
No signal
Verify the ODU alignment. Check that the radio configuration
of both site A and site B units are the same (channel and
SSID).
Weak signal Verify the ODU alignment, reconfigure the link.
Verify the beeper sounds the Best Signal sequence.
The Airmux-200 LEDs show faults in the system or the link.
Table 5-7. Troubleshooting with Airmux-200 LEDs
LED Status Remedy
PWR Off Check that AC adapter is connected to the IDU-E and
the AC power outlet.
IDU Orange Check that the IDU/ODU cable is properly wired and
connected.
ODU Red Check that the IDU/ODU cable is properly wired and
connected.
Orange Complete the installation procedure from the
management software.
AIR I/F
Red Check the ODU Antenna alignment. Check that the
radio configuration of both site A and site B units are
the same (channel and SSID).
Off Check the TDM service configuration in the NMS.
Orange Check that the system is not in loopback mode.
Check the site B IDU ports and cables and site B
external equipment.
SERVICE
Red Check the site A IDU ports, cables and external
equipment.