Encoder Cable Fault

What does 7310 mean?

A pulse encoder phase signal is missing, indicating a problem with the encoder connection or the encoder itself. This will result in a loss of accurate motor speed and position feedback, causing erratic motor control or complete shutdown of the motor.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Verify the integrity of the encoder output signals using an oscilloscope if available.