An/prc-158 Manual - Fixed

The AN/PRC-158 (also known as the Manpack version of the RT-1946) is a next-generation, two-channel, software-defined manpack radio. It is the successor to the AN/PRC-117G and AN/PRC-152. It provides simultaneous voice and data communication across HF, VHF, and UHF bands.

| Symptom | Probable Cause | Corrective Action | | :--- | :--- | :--- | | Unit fails to power on | Dead battery | Replace BB-2590. Check battery temperature. | | "ANT FAULT" on screen | High VSWR (no antenna) | Ensure antenna is tight. Check for damage. | | No audio on Rx | Squelch too high | Pull VOL knob out (momentary monitor). | | GPS not acquiring | Obstructed sky view | Move to open area. Wait 5 minutes (cold start). | | "TIME OUT" warning | PTT held > 2 min | Release PTT. Radio resets timer. | an/prc-158 manual

This equipment contains RF energy hazards. Maintain a minimum distance of 3 feet (1 meter) from the antenna during transmission at high power (20W+). Do not operate near explosive atmospheres or medical implants. The AN/PRC-158 (also known as the Manpack version