E2689 Cmd Rej: Card(s) provisioned in shelf require FAN
For the chg-shlf command, the Shelf FAN bit can not be turned OFF, if an EPM-B based card(s), a HC-MIM card(s) or an E5-APP-B card(s) is provisioned on the shelf.
Recovery
Enter the rtrv-shlf:loc=<shelf location> parameter, to display the card type in the shelf.
If necessary, delete an existing card(s) from the shelf. Refer to the command description in the Commands User's Guide for assistance.
Re-enter the chg-shlf command that generated this error message. Refer to the command description in the Commands User's Guide for assistance.