Hot Extra Quality — Hytera Firmware

| Symptom | Description | |---------|-------------| | | Radio is warm/hot on the belt clip or desk, even with no PTT presses for hours. | | Battery drains in 2 hours | Normal battery life (e.g., 14 hours) drops to 2-4 hours. | | Charging stops at 80% | Firmware thermal throttling prevents full charge to avoid fire risk. | | Display shows "Over Temp" | A specific error code (e.g., Err 09 or Temp High) appears. | | Hot only after update | The heat started immediately after a CPS firmware flash. |

Updating your firmware requires a specific workflow to prevent "bricking" the device. Hytera PDC680 & PTC680 Firmware Update - DMR 24