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Duplex Unit Not Detected

The duplex unit is not attached correctly. Follow the procedure below to attach the duplex unit correctly.

  1. Re-attach the duplex unit.

  2. Move the duplex unit locks to the locked position.

  3. If the [Test Paper Feed/Resume] key lights, press that key.

    Note

    • Even if you are not duplex printing, the duplex unit must be attached. Otherwise printing will not start.