====== Missing zero position sensor for given function ======

This is a [[troubleshooting:soft_alarms|soft]] alarm.

===== Description =====

No movement detected was detected at all when a motor was commanded to move. The alarm indicates both which zero position sensor that was not detected: tower, telescope, arm or nozzle.

===== Troubleshooting =====

  * Tower
      * [[:troubleshooting:check_cable|]] from sensor
      * Check that the magnet is intact
      * Check that the magnet is aligned with the sensor when tower is at position 0
  * Telescope
      * Check harness for damages
      * Check that the magnet is intact
      * Check that the magnet reaches the black box when telescope is at position 0
  * Arm
      * Check the harness for damages
      * Check that the turning gear is in level with the black box when arm is at position 0
  * Nozzle
      * [[:troubleshooting:check_cable|]] from motor