User's Manual

Table Of Contents
Troubleshooting the Link CX 85
Seven
Troubleshooting the Link CX
70000
This chapter explains how to troubleshoot a Link CX and associated radio link using the LEDs, a local or
remote Web browser, or any other method.
This chapter includes:
Section 7-1, Troubleshooting Tables
Section 7-2, Using the Link CX LEDs
Section 7-3, Using RSSI
Section 7-4, Using a Web Browser
7-1 Troubleshooting Tables
This section includes a troubleshooting table for different symptoms:
Table 7-1 Symptoms and Probable Causes
Symptoms Probable Cause
No response from Link CX, No payload data
being transmitted
Power loss to Link CX, New obstructions
(leafy trees and/or buildings, for example),
Antenna no longer in alignment, Damaged
cables, Defective transmission equipment
Reduced RSSI, High BER, Reduced payload
data transmission rate
New obstructions (leafy trees and/or
buildings, for example), Antenna no longer in
alignment, Damaged or degraded cables,
New interferers (multipath reflections from
flooded fields or new buildings, or new
consumer applications, for example)
Intermittent transmissions
ATPC unable to block a frequency hopping
transmitter or other intermittent interferer --
disable ATPC