**Attention**: Read this resource  material carefully and in its entirety before use, to ensure it is  understood and used properly.  Failure to properly follow the  instructions in the resource materials DPAM provides may result in  damage to your equipment.  As a result, by using the resource materials,  you are assuming the risks associated with modifying your equipment.  DENSO holds no liability, implied or otherwise, for damage, injury or  any legal responsibility incurred, directly or indirectly from the use  of the resource materials, including any loss of data or damage to  property which may occur by your use of the resource materials. The use  of the resource materials are not recommended unless you have technical  knowledge and functional experience with the equipment and related  software. DENSO is unable to provide support, remote or otherwise, for  the information included in the resource material, nor for the ancillary  topics relating to the information included in the resource materials.  Therefore, if you are not fully comfortable with it, we strongly  recommend that you send your unit to one of our Regional Support Centers  for repair.  The information contained in the resource materials are  subject to change at the sole discretion of DPAM. 


Problem

  1. This error occurs when a program/programs are running, and it’s suddenly interrupted. Usually this can be fixed by resetting all programs and starting over. If resetting all programs doesn’t work then try sending a back-up project to the controller.

    Contact DENSO Robotics repair if problem still exist: https://www.densorobotics.com/support/

Related Error codes:
21BF

Solution

Step 1

Select “shortcut” tab


Step 2

Select “ProgRst” (F8) then OK.