Extremely Weak Or No Signal - Primex XR Series Troubleshooting Manual

Extremely weak or no signal

Symptoms
All or some of the below symptoms may be present.
The signal from the Transmitter will only set a clock or show up on a signal meter up to 100 feet or less.
l
Red LED is flashing on the Transmitter front display.
l
Problem
This may be due to a power issue, a defective Transmitter, or antenna issues.
Analyze
1. If the red LED is flashing on the Transmitter, first complete all troubleshooting in topic
GPS communication symbol is not displayed on front display
Resolve any issues found.
2. If the red LED is not flashing, check power by completing the steps in
correct
.
3. Look for the letter "L" (Loop Lock Failure) behind the time on the Transmitter front display.
4. Check Transmitter for power issues by completing the steps in
synced
.
5. Verify antenna connections and placement.
Internal Antenna: verify antenna connection is not cross threaded and the base of the antenna is flat and secured to the top
of the Transmitter case. Verify the antenna is straight up vertically and is not touching anything or extremely close to any
metal.
External Antenna: verify connections and inspect external antenna. Verify the antenna and cables running to it are in good
shape, cables aren't bent or kinked, and antenna is not mounted with the head of the antenna near other objects on the roof.
Detailed inspection steps provided below.
a. Verify the LMR 400 Coaxial Cable connections are secure both at the Transmitter and at the Omni Directional Antenna.
b. Visually inspect the LMR 400 Coaxial Cable from the back of the Transmitter out to the Omni Directional Antenna - look
for any damage (cuts, kinks compressions). If cable is damaged, replace the cable.
26
Red LED flashing and Transmitter
and work through all subsequent troubleshooting topics.
Transmitter front display time and date are not
Transmitter continues to power cycle and does not stay
XR Series Transmitter Troubleshooting Guide