User's Manual

Copyright 4-1 Proprietary Document
4 Troubleshooting The OR System
4.1 Troubleshooting
Table 4-1 describes the supported alarms, their specifications and their remedies.
NOTE: For unsolved problems or difficulties, contact ADC Technical Support
at [e-mail]
Table 4-1: Alarms and troubleshooting
4.2 LEDs
4.2.1 LEDs Description
The Remote unit contains three LEDs as described below:
Alarm Specification
Check the
following:
RF Power Alarm Output power level at Remote is below or above
acceptable threshold
FWD gain, input
signal level
VSWR Alarm VSWR reading at Remote is out of acceptable
range
RF cables, antenna
Power Alarm Any AC/DC power source problem on host or
remote unit
Power cables, mains
power
RSSI Alarm RSSI level is out of acceptable range BTS coupler, RF
cable, fiber loss
Over temperature
Alarm
Temperature at host or remote is above or below
acceptable range
Cooling fins integrity
and dirt
Optical Link Quality
Alarm
Fiber link quality will be monitored and alarmed. Fiber loss, optical
power output at Host
and Remote