R-tron Inc. APEX1933 User Manual
APEX1933 USER
MANUAL V1.2 Tech Support: 1-888-317-8766
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6. Troubleshooting
Before contacting your service dealer, refer to the following guidelines. If the APEX1933
equipment does not work normally after completing the following troubleshooting, please
contact your local dealer or R-tron America’s Tech support line (1-888-31R-TRON).
External alarm lamps on the front of the equipment indicate current condition. Green lamp
indicates power to the equipment, yellow indicates caution, and red indicates shut sown
equipment does not work normally after completing the following troubleshooting, please
contact your local dealer or R-tron America’s Tech support line (1-888-31R-TRON).
External alarm lamps on the front of the equipment indicate current condition. Green lamp
indicates power to the equipment, yellow indicates caution, and red indicates shut sown
6.1 LED Alarm
Problem
Cause
Solution
No LED on
Power failure
Check the power cord for secure connection
Mobile device has
poor performance.
poor performance.
Equipment
service
degraded or not available.
Login to the web GUI.
Check the setting, alarm status and input/output
power status.
Check the setting, alarm status and input/output
power status.
Gain, Input/ Output
power or DC Current
are
power or DC Current
are
changing
randomly or appear
to be unstable.
to be unstable.
Oscillation
Most common cause for unstable gain and power is
feedback oscillation brought on by insufficient
antenna isolation.
1. Reduce equipment gain and/or AGC level.
2. Improve the field conditions that cause poor
antenna isolation.
feedback oscillation brought on by insufficient
antenna isolation.
1. Reduce equipment gain and/or AGC level.
2. Improve the field conditions that cause poor
antenna isolation.
The red light is on.
Automatic Shutdown
Automatic shutdown occurs when the amplifier is
over driven. The amplifier is most commonly
overdriven by:
1. Oscillation due to poor antenna isolation.
2. High input power combined with high gain
settings including high UL input from the mobile
device.
User the alarm history page to determine the cause
of the shutdown. Eliminate the root cause of the
shutdown and restart the equipment.
Technical Support
Web site:
over driven. The amplifier is most commonly
overdriven by:
1. Oscillation due to poor antenna isolation.
2. High input power combined with high gain
settings including high UL input from the mobile
device.
User the alarm history page to determine the cause
of the shutdown. Eliminate the root cause of the
shutdown and restart the equipment.
Technical Support
Web site:
www.r-tronamerica.com
Toll Free: 888-317-8766