Epson AcuLaser C9100 Reference Manual page 272

For the Optional 1500-sheet Paper Cassette Unit A3
1. Pull the lever of cover E on the left of the unit to open it.
If the jammed paper is found, follow step 2 of "Jam E (cover
E)" on page 265 to gently remove it by holding its end. When
the jammed paper has been removed, proceed to step 5.
2. Pull out the optional 1500-sheet Paper Cassette Unit A3.
272
Troubleshooting