Hello, and thank you for choosing JA for your support needs. Happy to assist you with this issue.
Yes, it does have a 30 ADF within the printer. Please see below:
Automatic Sheet Feeder
100 SheetsADF:30 Sheets
Let me know if you need any more assistance.
You are doing a double sided copying?
Please use the above video.
Thank you kindly for your business.
What problem are you having?