There can be several causes for this issue:

• The machine is sending or receiving a fax.
• The machine is operating a function.
• The machine has some type of error.
• PC-FAX receive software is active.

To solve this issue, please follow the steps below:

1. Click Finish to close the error message "RS 005-xx" or "RS 006-xx" on the display.
2. Do the following:
   
   • If the machine is sending or receiving a fax, wait until the job is completed.
   • If the machine is operating a function, press the Stop key on the control panel of the machine to exit the menu.
   • If the machine has some type of error, clear the error.
   • If PC-FAX receive software is active, close it.
3. Run Remote Setup again. Remote Setup should now operate correctly.

If the issue continues, please contact Brother Customer Service from "Contact Us ".