HP Photosmart 6525 e-All-in-One Printer - Manual (Page 40)

3. Remove the jammed paper from the rear roller.
4. Close the paper path cover.
5. Close the cartridge access door.
6. Try printing again.
Clear a paper jam from the duplexer.
To clear a paper jam from the duplexer
1. Open the cartridge access door.
2. Open the paper path cover.
Chapter 9
38 Solve a problem