You can do either association or disassociation at this page.
Product -> Production Control - > Association and
Disassociation
2)Enter the detail and serial number and click search, then click on the result.
3) Enter the Reason and click Association/Disassociate.
4) This error message display due to unit is not in valid status
5) If unit is valid, Record save successfully will be display
6) Search Unit History
Before Disassociation
After Disassociation
7) Manual Association, search the unit and enter the data input (Serial Number/MAC Address) and click Associate
7) Search Unit History