Err14 AC servo driver brake alarm
1- The braking resistance cable inside the AC servo driver is dark or broken.
2- Internal braking transistor or braking resistance broken.
3- Start and stop the machine too frequent.
1- Reconnect the braking resistance cable.
2- Reduce the loading inertia.
3- Decrease the start and stop times, or increase the deceleration time.
4- Change the AC servo driver or send back for repair.